The chemical composition of the soil affects plant growth.
土壤的化学成分影响植物生长。
Photosynthesis is a complex chemical process that converts light energy into chemical energy.
光合作用是一个将光能转化为化学能的复杂化学过程。
The reaction between hydrogen and oxygen produces water
chemically.
氢气和氧气的反应会产生水，这是化学上的反应。
The medicine works
chemically by blocking pain signals in the brain.
这种药物通过在大脑中阻断疼痛信号来起化学作用。
Acid rain is caused by chemical pollutants in the atmosphere.
酸雨是由于大气中的化学污染物引起的。
Chemotherapy is a treatment that uses drugs to destroy cancer cells.
化疗是一种使用药物来摧毁癌细胞的治疗方法。
The chemical structure of DNA determines an organism's genetic information.
DNA的化学结构决定了生物的遗传信息。
Industrial processes often generate hazardous chemical waste.
工业生产过程中常产生有害的化学废物。
The chemical properties of elements can be predicted using the periodic table.
利用元素周期表可以预测元素的化学性质。
Farmers use fertilizers to enhance the chemical nutrients in the soil.
农民使用化肥以增强土壤中的化学养分。
The product category has helped the company realize market substitution of chemically processed products that have enjoyed a large market share for decades, he said.
他说，该产品类别帮助该公司实现了几十年来占据巨大市场份额的化学加工产品的市场替代。
In an article published on Henlius Biotech's WeChat account, Scott Liu, the company's president, CEO and co-founder, said biologics are structurally complex large molecules produced in living cells and more difficult to characterize than chemically synthesized small-molecule drugs.
So removing the oxygen and filling the space with a chemically nonreactive gas — such as nitrogen — leads to higher reliability of the running of the machines.
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