acid 

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高中CET4CET6考研TOEFLIELTS
单词释义
adj.酸的,酸性的,尖刻的,尖酸的
n.
词根词缀记忆/谐音联想记忆 补充/纠错
词根ac 酸 + id …的 → 酸的 → acid a …………
其他怎么记补充/纠错
串记记忆arid 联想一个简单的单词 acid
记忆:强酸(acid)具有脱水性,能将被腐蚀物变得极其干燥(a …………
词性拓展记忆 / 词形拓展记忆
原形:acid复数:acids
词根记忆 / 词缀记忆
acid酸的
acid, acri, acrid, acu=sour, sharp, 表示”尖,酸,锐利”
acid酸的
acidify酸化(acid+ify…化=酸化)
acidity酸度,酸性(acid+ity性质=酸性)
acidul …………
词组和短语补充/纠错
sulphuric acid 硫酸
amino acids 氨基酸
acid rain 酸雨
amino acid 氨基酸
sulfuric acid 硫酸
lactic acid 乳酸
salicylic acid 水杨酸
nucleic acid 核酸
hydrochloric acid 盐酸
deoxyribonucleic acid 脱氧核糖核酸
carbonic acid 碳酸
abscisic acid 脱落酸
ribonucleic acid 核糖核酸
fatty acid 脂肪酸
nitric acid 硝酸
acid fog 酸性雾
acid dye 酸性染料
sulfuric acid mist 硫酸雾
acid salt 酸性盐
Folic Acid 叶酸
acid anhydride 酸酐
argininosuccinic acid 精氨琥珀酸
organic acid 有机酸
glucuronic acid 葡萄糖醛酸
hypochlorous acid 次氯酸
oxy acid 含氧酸
hydrosulphuric acid 氢硫酸
vanillylmandelic acid 香草醛扁桃酸
antibiotics and acid 抗生素和酸
weak acid 弱酸
fatty acids 脂肪酸
Deoxyribose Nucleic Acid 脱氧核糖核酸
acid mist 酸雾
Acid Jazz 酸性爵士乐
acid soluble 酸溶性的
carbolic acid 石炭酸
单词例句
Acid bites into metals.
酸腐蚀金属物。
Battery acid had eroded the engine.
电池酸腐蚀了发动机。
Roses will not root in such acid soil.
玫瑰在这种酸性土壤中不会生根。
The company signed a Definitive Cooperation Agreement with Zhejiang Huayou Cobalt Co Ltd and PT Huali Nickel Indonesia on Friday to construct high-pressure acid leaching facilities that target 60,000 tons of nickel and around 5,000 tons of cobalt per annum in mixed hydroxide precipitate products, which can be further processed into electric vehicle batteries.
周五,该公司与浙江华友钴业有限公司和PT华利镍业印度尼西亚有限公司签署了最终合作协议,建设高压酸浸设施,目标是每年在混合氢氧化物沉淀产品中生产60000吨镍和约5000吨钴,这些产品可进一步加工成电动汽车电池。
The project will process limonite nickel ore from the Sorowako block and the high-pressure acid leaching facilities will be located in Malili, East Luwu, South Sulawesi, it said.
该项目将处理索罗瓦科区块的褐铁矿镍矿,高压酸浸设施将位于南苏拉威西岛东卢武的马利利。
"Chen Xuehua, chairman of Huayou, said the cooperation is another combination of Huayou Cobalt's world-leading, green and low-carbon high-pressure acid leaching technology, Indonesia rich nickel resource advantage and PT Vale's sustainable mining practices.
”华友董事长陈学华表示,此次合作是华友钴业全球领先、绿色低碳的高压酸浸技术、印尼丰富的镍资源优势和PT Vale可持续采矿实践的又一次结合。
This is why we opened last year a new phase of our Nanjing manufacturing base that can produce additional 180,000 tons annually of an important liquid component in animal feed, an essential amino acid called methionine," said Jean-Marc Dublanc, CEO of Adisseo.
这就是为什么我们去年在南京开设了一个新的生产基地,每年可以额外生产180000吨动物饲料中的一种重要液体成分,一种叫做甲硫氨酸的必需氨基酸,”Adisseo首席执行官Jean-Marc Dublanc说。
The two major bestsellers in China's biotech industry are hyaluronic acid and collagen.
中国生物技术行业最畅销的两款产品是透明质酸和胶原蛋白。
Hyaluronic acid is a natural substance found in eye and joint fluids and acts as a cushion and lubricant in the joints and other tissues.
透明质酸是一种存在于眼睛和关节液中的天然物质,在关节和其他组织中起到缓冲和润滑剂的作用。
Data from market research firm Frost & Sullivan showed that between 2017 and 2021, China's sales volume of hyaluronic acid raw material surged from 361.2 metric tons to 590.4 tons, with a compound annual growth rate of 13.1 percent.
市场研究公司Frost&Sullivan的数据显示,2017年至2021年间,中国透明质酸原料的销量从361.2公吨激增至590.4吨,年复合增长率为13.1%。
In 2021, China sold 82 percent of the world's hyaluronic acid raw material.
2021年,中国的透明质酸原料销量占全球的82%。
The government released a series of new guidelines last week to further optimize the prevention and control measures of the pandemic, and travel between provinces will no longer require negative nucleic acid test results.
政府上周发布了一系列新的指导方针,以进一步优化疫情的防控措施,各省之间的旅行将不再需要核酸检测结果呈阴性。
The Pomalaa Block High-Pressure Acid Leach project is estimated to produce up to 120 kilotons of nickel that will be important for supporting the electric vehicle battery ecosystem, it said.
据估计,波美拉区块高压酸浸项目将生产多达12万吨镍,这对支持电动汽车电池生态系统至关重要。
"I've done a nucleic acid test every day since Oct 13.
“从10月13日起,我每天都要做核酸检测。
The new facilities, opened in mid-September, are expected to lay a solid industrial foundation for boosting the penetration of the component, an essential amino acid called methionine, in both Chinese and global markets.
新设施将于9月中旬启用,预计将为促进蛋氨酸这一重要氨基酸在中国和全球市场的渗透奠定坚实的工业基础。
In addition to focusing on the sales and production of hyaluronic acid products in the country, LG Chem will rely on science and technology to improve product quality and reinforce their brand image to increase its competitiveness in this market, said Kim Hye-ja, vice-president of LG Chem Life Sciences Co's aesthetic division and CEO of LG Jiansheng Life Sciences(Beijing) Co Ltd.
LG化学生命科学公司美学部门副总裁兼LG健生生命科学(北京)有限公司首席执行官Kim Hye-ja表示,除了专注于透明质酸产品在中国的销售和生产外,LG化学还将依靠科学技术来提高产品质量,强化品牌形象,以提高其在该市场的竞争力。
Eager to seize more of the market share, LG Chem introduced its latest hyaluronic acid product Y-Solution in China in September 2021.
为了抢占更多的市场份额,LG化学于2021年9月在中国推出了最新的透明质酸产品Y-Solution。
"We always feel obliged to leverage advanced technologies in the upgrade of the hyaluronic acid industry and ensure the products' service safety," said Jung Im-no, expert advisor of LG Chem Life Sciences' aesthetic division, adding that the company has been investing constantly in research and applications.
LG化学生命科学美容部门的专家顾问Jung Im-no说:“我们总是觉得有义务利用先进技术升级透明质酸行业,确保产品的服务安全。”他补充说,该公司一直在不断投资于研究和应用。
According to a recent report on China's health industry by Shenzhen, Guangdong province-based industry research firm Qianzhan Institute, bioactive substances such as hyaluronic acid are increasingly used in a wide range of sectors, including medical treatment and cosmetics, indicating promising prospects.
根据广东省深圳市行业研究公司前展研究所最近发布的一份关于中国健康产业的报告,透明质酸等生物活性物质越来越多地用于医疗和化妆品等广泛领域,前景广阔。
Zhongguancun Life Science Park located in Future Science City in Beijing's Changping district is home to the city's 10 certificated third-party nucleic acid testing firms and has become one of the areas in the city with the most institutes of this kind, according to Jin Yi, deputy director of the Future Science City administration body.
中关村生命科技园位于北京市昌平区未来科学城,是该市10家有资质的第三方核酸检测公司的所在地,已成为该市此类机构最多的地区之一,未来科学城管理机构副主任金毅表示。
The park was able to test as many as millions of nucleic acid samples in the peak period of the outbreak in Beijing and some of the firms gave a helping hand to other places beyond Beijing.
在北京疫情爆发的高峰期,该公园能够检测多达数百万份核酸样本,其中一些公司向北京以外的其他地方伸出了援手。
The first nucleic acid test reagent approved in Beijing amid the outbreak of the pandemic in the beginning of 2020 was produced in the park.
在2020年初疫情爆发期间,北京批准的第一种核酸检测试剂是在该公园生产的。
On May 24, it announced that a nucleic acid test kit for detecting hepatitis B, hepatitis C and HIV developed by Sanway Gene, its wholly owned subsidiary, had received certification from a European Union Notified Body, marking the fourth Conformite Europeenne (CE) certification obtained by Sansure Biotech for List A products following the certification of three other products on May 20.
5月24日,该公司宣布,其全资子公司三威基因开发的一种用于检测乙型肝炎、丙型肝炎和艾滋病毒的核酸检测试剂盒已获得欧盟公告机构的认证,这标志着继5月20日其他三种产品获得认证后,三威生物技术公司第四次获得a级产品的符合欧洲标准(CE)认证。
All visitors to the resort are required to make reservations online, undergo body temperature checks, and present a green health QR code as well as a negative nucleic acid test result taken within 72 hours prior to entry, according to the statement.
声明称,所有前往度假村的游客都必须在线预订,接受体温检查,并出示绿色健康二维码以及入境前72小时内的核酸检测阴性结果。
All guests are required to provide a 72-hour negative nucleic acid test result.
所有客人需提供72小时核酸检测阴性结果。
All guests, regardless of age, are required to present a green Shanghai health QR(quick response) code and show proof that they have a negative result from a nucleic acid test taken within 72 hours before entering the resort.
所有客人,无论年龄,都必须出示绿色的上海健康二维码,并出示进入度假村前72小时内核酸检测呈阴性的证明。
The system integrates seven functions - mask detection, temperature screening, health code verification, vaccination record query, nucleic acid report query, electronic-ID verification and the newly added antigen test result query function in response to Shanghai's latest epidemic control requirements.
该系统集成了七项功能——口罩检测、体温筛查、健康码验证、疫苗接种记录查询、核酸报告查询、电子身份验证和新增加的抗原检测结果查询功能,以响应上海最新的疫情控制要求。
Meanwhile, the stationed personnel should monitor their health and complete nucleic acid and antigen tests every day.
同时,派驻人员应监测健康状况,每天完成核酸和抗原检测。
Another breakthrough reflecting China's construction capacity in the sector, the two delivered modules will be used in the acid gas-removing processes of the LNG Canada project, an important part of the safety guarantee work.
另一个反映中国在该行业建设能力的突破是,交付的两个模块将用于加拿大液化天然气项目的酸性气脱除过程,这是安全保障工作的重要组成部分。
All factory employees will have to take a nucleic acid test each day.
所有工厂员工每天都必须进行核酸检测。
The official added that the government will make every effort to ensure the supply of medical materials, strengthen production scheduling and guarantee key medical necessities, including nucleic acid tests and antigen detection reagents, so as to meet the needs of medical supplies in Shanghai and elsewhere.
这位官员补充说,政府将尽一切努力确保医疗物资供应,加强生产调度,保障包括核酸检测和抗原检测试剂在内的关键医疗必需品,以满足上海和其他地方的医疗物资需求。
Those who have already returned were quarantined for 14 days and received negative nucleic acid test results, Lee said.
李说,那些已经返回的人被隔离了14天,核酸检测结果呈阴性。
A medical team of 180 nucleic acid testing experts from Xi'an Dianli Hosptial, which is a subsidiary of China General Technology (Group) Holding Co, arrived in Shanghai on April 3 to support a mobile laboratory used to analyze 20,000 nucleic acid test samples every day.
4月3日,中国通用技术(集团)控股有限公司旗下西安电力医院的一支由180名核酸检测专家组成的医疗队抵达上海,支持一个用于每天分析2万份核酸检测样本的移动实验室。
During two rounds of nucleic acid testing in Shanghai, more than 3,200 medical workers from Zhongye Hospital took samples from over 1.3 million people.
在上海的两轮核酸检测中,来自中冶医院的3200多名医务工作者从130多万人身上采集了样本。
In just a month, the clinical department of the hospital completed over 400,000 nucleic acid tests, more than the number of tests it had processed in the past two years combined.
在短短一个月内,该医院的临床部门完成了40多万次核酸检测,超过了过去两年的检测总数。
Its current experiment using corn stock to make lactic acid has been going well and is expected to solve overreliance on food grains in the long run.
目前,该公司利用玉米原料生产乳酸的实验进展顺利,有望从长远来看解决对粮食的过度依赖。
"BGI Genomics provided a full set of nucleic acid detection solutions and a virus sequencing platform to Saudi health authorities, helping the country establish a monitoring capability for COVID's mutated strains.
“华大基因向沙特卫生当局提供了全套核酸检测解决方案和病毒测序平台,帮助该国建立了对新冠病毒变异株的监测能力。
All residents in Zhengzhou have been required to undergo nucleic acid tests, including hundreds of thousands of employees at the local Foxconn factories.
郑州的所有居民都被要求接受核酸检测,包括当地富士康工厂的数十万员工。
In addition to having a QR code for tracking, each batch of cherries can only be admitted to the JD warehouse on the condition of having a COVID-19 nucleic acid testing report, inspection and quarantine certificate for entry goods, and a sanitization report.
每批樱桃除了要有二维码进行追踪外,还需要有新冠肺炎核酸检测报告、入境商品检验检疫证明和卫生处理报告才能进入京东仓库。
Chinese tech giant Baidu announced on Monday that it has inked an agreement with Sanofi, a leading biopharmaceutical company focused on human health, to integrate Baidu's messenger ribonucleic acid (mRNA) design optimization platform, LinearDesign, into Sanofi's product design pipeline.
中国科技巨头百度周一宣布,已与专注于人类健康的领先生物制药公司赛诺菲签署协议,将百度信使核糖核酸(信使核糖核酸)设计优化平台LinearDesign整合到赛诺菲的产品设计管道中。
Among the companies making their debut at this year's event is Swiss dermatologic and skincare products provider Galderma, which on Nov 7 announced that its new hyaluronic acid filler product Restylane Defyne has received approval for sale in China from National Medical Products Administration.
在今年的活动中首次亮相的公司包括瑞士皮肤科和护肤品供应商Galderma,该公司于11月7日宣布,其新的透明质酸填充产品Restylane Defyne已获得国家医疗产品管理局批准在中国销售。
Known for its hyaluronic acid fillers and botulinum neuromodulator, Galderma had also announced that its QM-1114, a ready-to-use liquid formulation of botulinum neuromodulator specifically developed for aesthetics use, is currently undergoing Phase 3 trials.
Galderma以其透明质酸填充物和肉毒杆菌神经调节剂而闻名,该公司还宣布,其QM-1114是一种专为美容用途开发的肉毒杆菌神经调制器的即用液体制剂,目前正在进行3期试验。
The first Israeli company to be listed on the Hong Kong stock exchange, Sisram Medical is showcasing its injectable hyaluronic acid treatment Profhilo at the current edition of the CIIE.
作为第一家在香港证券交易所上市的以色列公司,Sisram Medical在本届进博会上展示了其注射型透明质酸治疗Profilo。
Meanwhile, the by-product hydrochloric acid will also be fully utilized as a raw material for Wynca Zhenjiang Site.
The compound annual growth rate of botulinum toxin and hyaluronic acid injections is estimated at 12 percent, and that for the wider spectrum of products will be higher," she said.
Its major exhibits will include a hyaluronic acid product for nasal reshaping, the first of its kind to gain market approval in China in April, lidocaine-based solutions for painless facials and shaping, and the first amino acid-based cleanser tailor-made for Chinese consumers, especially those with sensitive skin.
Chinese hyaluronic acid enterprises, such as Bloomage Biotech and Fufeng, are stepping up efforts to improve product quality and quantity to meet fast-rising demand both at home and abroad.
Global hyaluronic acid sales in 2024 will hit 1,150 metric tons, with the compound annual growth rate reaching 26.44 percent from 2020, although last year saw a decline in global sales due to the impact of the COVID-19 pandemic, according to a report by Dongguan Securities, citing consultancy Frost& Sullivan.
Frost & Sullivan predicted the CAGR of China's hyaluronic acid sales will reach 27.37 percent from 2020 to 2024, nearly 1 percentage point higher than the global level.
Zhao Yan, president of Bloomage Biotech, a leading Chinese hyaluronic acid producer, said the company relies on science and technology to improve product quality and enhance brand image to increase competitiveness and become more capable to deal with uncertainties.
"We always feel obliged to leverage advanced technologies to push forward transformation and upgrade of the entire Chinese hyaluronic acid industry," Zhao said, adding that the company has been investing constantly in basic research and applications.
The company owns a set of homegrown key technologies in producing hyaluronic acid through microbial fermentation, which not only improves product quality, but also significantly increases productivity and reduces production costs.
Its yield rate of hyaluronic acid from fermentation has been enhanced every year, from less than 3 grams per liter at the beginning of the company's establishment in 2000, to the current world-leading level of 12-14 g/liter.
It currently sells more than 200 varieties of hyaluronic acid with different specifications, and can produce products with the largest and smallest numbers of molecules in the world.
Hong Kong-listed Fufeng Group Ltd, a bio-fermentation product manufacturer and a major domestic hyaluronic acid producer, also said it has started a 35 million yuan ($5.4 million) project to revamp current hyaluronic acid production lines to lead technological upgrade in the industry.
According to a recent report on China's health industry by the Shenzhen, Guangdong province-based industry research firm Qianzhan Institute, bioactive substances such as hyaluronic acid are increasingly used in a wide range of sectors, including medical treatment, family planning and cosmetics, indicating very promising prospects.
The aesthetic medicine industry consumes the largest share of pharmaceutical-grade hyaluronic acid in China, accounting for 55 percent in 2019, followed by treatment for orthoptics and ophthalmology, according to Orient Securities.
Last year, sales of hyaluronic acid used for dry-eye treatment reached 1.98 billion yuan ($305 million) in China.
OJESH, which specializes in small molecule hyaluronic acid skin care products, entered China, the world's second largest beauty market, in 2016.
In October, the Dettol brand launched its first ever alcohol-free hand sanitizer, using bio-renewable active ingredients, including lactic acid sourced from cane sugar, and citric acid sourced from corn, to boost efficacy.
Made using coffee grounds and Poly Lactic Acid (PLA), a material suitable for food and beverage packaging, the special straw is now available across the city's 850 Starbucks stores.
"Starbucks' new coffee ground straws are made using coffee grounds and Poly Lactic Acid, and are 90 percent biodegradable within four months under standard conditions, far exceeding the six-month criteria under both national and international regulatory requirements.
The vaccine candidates, such as the messenger ribonucleic acid (mRNA) vaccine developed by US-based Pfizer and the recombination vaccine developed by UK-based AstraZeneca, had received orders for more than 1 billion doses overseas.
For instance, in March, BGI Genomics, a Shenzhen, Guangdong province-based genomics sequencing company, established Huo-Yan Laboratory, a standardized nucleic acid testing platform, in numerous countries around the world.
Shao said that officials and professionals from the NMPA were available for consultations on the phone and online chat groups around the clock when the company was running against time to develop nucleic acid detention reagents for COVID-19 early this year.
"One strength of our COVID-19 nucleic acid testing product is that it traces three genes of the novel coronavirus at the same time to prevent undetected infections as much as possible even when the density of the virus load is low," he said.
The team helped the construction personnel apply for visas, undergo nucleic acid tests and health checks, and equipped them with medical supplies.
Due to the COVID-19 pandemic, market demands and brand awareness for masks, respirators, nucleic acid tests and vaccines have improved, driving up the brand value of the whole industry.
Its series for infants has received Chinese registration licenses, including extensively hydrolyzed formulas Althéra and Alfaré, and amino acid formula Alfamino.
As an incentive, carriers may increase the number of international flights to two per week on a route if for three consecutive weeks no passengers test positive for the virus in nucleic acid tests.
As there is potential risk of infection in the COVID-19 nucleic acid tests, safety protection in the lab is extremely important.
These kits help avoid misdiagnosis and serve as an important supplement to the standard nucleic acid diagnostic tests.
During the window period, if adopting proper testing methods, such as nucleic acid testing, the coronavirus can be detected.
Wuhan CNNC CIRC Clinical Laboratory received approval to carry out nucleic acid tests in late February, and has been able to test between 300 and 500 samples a day.
BP Plc, the British energy giant, signed a strategic cooperation agreement with China Resources Chemical Innovative Materials Holdings Ltd (CRC) to enhance cooperation on purified terephthalic acid sourcing and the development of the polyester value chain, the London-headquartered company announced on Tuesday.
The projects include a purified phosphoric acid (PPA) project with an annual output of 400,000 metric tons, two anhydrous hydrogen fluoride projects with an annual output of 30,000 tons each, a gypsum powder project for building materials with an annual output of 1.2 million tons, a 30-million square meter paperless gypsum board project and a major building materials and industrial equipment project.
According to the group, the PPA project will further consolidate the group's position as a leading global supplier for phosphoric acid and boost development of related industries like high-end refined phosphate products.
Thanks to much-improved research and development capabilities, Chinese companies were able to develop nucleic acid test kits quickly in January, soon after Chinese scientists published the genomic sequence of the virus, and then developed antibody tests later in February.
The National Medical Products Administration said it had approved 11 nucleic acid test kits and eight antibody test kits as of March 17.
It will help alleviate two common problems of nucleic acid tests-low viral load in throat swab samples and high risk of exposing medical staff to infection.
Shanghai Geneodx Biotechnology Co Ltd, a genomic sequencing subsidiary of China National Biotech Group Co Ltd under Sinopharm, announced it had acquired European Conformity approval of its self-developed 2019-nCoV nucleic acid detection kits, giving it the green light for offering assistance to the world in the fight against COVID-19.
Wang Peijun, chairman of the committee of the radiology branch under the Shanghai Medical Association, said even though computerized tomography imaging offers valuable guidance for COVID-19 detection, the nucleic acid test is still a gold standard for confirmed cases, as CT image shadows could be caused by other lung diseases.
"Nucleic acid detection and CT imaging play collaborative and complementary roles in identifying SARS-CoV-2," he said.
"We continue to place a high priority on the welfare of all our employees and apply all recommended health and hygiene practices to all aspects of our operations, including the use of nucleic acid tests and chest X-rays when required.
Shanghai GeneoDx Biotech Co Ltd, another affiliate of CNBG, has taken the lead in developing nucleic acid detection kits, which were offered to the centers for disease control and prevention at all levels for frontline detection.
Tianjin-based Bloomage Biotech is expected to break ground on a facility to produce hyaluronic acid (HA) used by dermatologists to keep the skin looking vibrant and young and is a key ingredient in cosmetics and medicine, a website under the Tianjin Economic and Development Area said.
To solve the dilemma, scientists from Scitop Bio-tech searched through the ancient trade routes in China, Mongolia, Russia, and separated lactic acid bacteria from traditional fermented dairy products, where they successfully collected 14,341 probiotic strains, and greatly narrowed the gap of R&D ability with foreign probiotic companies.
If the cows eat a 100 percent grass-fed diet, the proportion of a certain unsaturated fat called conjugated linoleic acid, which helps to boost the immune system, in their milk is five times higher than in milk produced by cows fed with processed grains.
"PLA (polylactic acid) straws function as good as regular plastic straws.
Moreover, Asian carp has high content of unsaturated fatty acid.
As an example of Dendreon's "rationally designed therapeutic process" to break immune tolerance to disease specific proteins, namely prostatic acid phosphatase and its signalling component GM-CSF, Provenge consists of a mixture of the patient's own blood cells that have been incubated with the Dendreon PAP-GM-CSF fusion protein.
The project, to be located in Jazan Economic City in southwestern Saudi Arabia, includes facilities for the annual production of 2.5 million metric tons of purified terephthalic acid, 1 million tons of PET, 200,000 tons of engineering plastic, 200,000 tons of thin film, 200,000 tons of polyester fiber and 5,000 tons of heavy equipment, said Lin Wencai, vice-president of Singapore-listed Full Apex (Holdings), Pan-Asia's parent company.
The ministry believes the post-merger conglomerate will control nearly 40 percent of China's weed killer market, 75 percent for acid copolymers and 100 percent for ionomers.
China invested in green energy to avoid environmental problems such as global warming, acid rain and environmental pollution to achieve sustainable development and address environmental challenges.
Specifically, the price of liquefied natural gas increased by 4.5 percent in mid-September compared to early September, while the price of sulfuric acid went up 6.2 percent.
Specifically, the price of liquefied natural gas increased by 5.2 percent in early September compared to late August, and the price of sulfuric acid went up 20.2 percent.
Specifically, the price of sulfuric acid went up 18.1 percent in mid-August compared to the beginning of this month, while the price for liquefied petroleum gas increased by 10.9 percent.
China's move to start an anti-dumping investigation into imports of US-originating propionic acid serves the dual purpose of safeguarding the interests of Chinese companies and maintaining a level playing field in the global market, analysts said on Monday.
The association said the price of propionic acid in China fell by 28.2 percent in the first quarter of this year compared with the same period last year, according to an attachment provided by the ministry.
Propionic acid is an essential fine chemical product and organic synthesis raw material, primarily used in the production of preservatives, anti-fungal agents, herbicides and pharmaceutical intermediates.
The request targets US sales of propionic acid in China from 2019 through the first three months of 2023, the ministry said.
China is a major consumer of propionic acid, with its total consumption in 2022 increasing by 26.7 percent from 2019, said the ministry in the attachment.
The US has been a main provider of propionic acid, with China's share of imports from the US rising from 97.41 percent in 2020 to 100 percent in the first quarter of this year.
考试真题例句(机器翻译仅供参考)

考研Added to that is an atmospheric pressure about 90 times Earth’s: High overhead in the carbon dioxide (CO2) that passes for air is a layer of clouds, perhaps 10 to 20 miles thick, whose little drops consist mostly of sulfuric acid (H2SO4).

除此之外,大气压力约为地球的90倍:在进入空气的二氧化碳(CO2)的高空是一层云层,厚度约为10至20英里,其小水滴主要由硫酸(H2SO4)组成。

1990年全国硕士研究生入学统一考试英语试题

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