n.滴定管，量管

The chemist used a burette to measure the precise volume of titrant needed for the experiment.
化学家使用滴定管测量实验所需准确体积的滴定剂。
When performing a titration, it's crucial to add the solution in the burette drop by drop to ensure accuracy.
在进行滴定操作时，逐滴加入滴定管中的溶液以确保准确性至关重要。
He calibrated the burette before starting his chemistry experiment to ensure the measurements were accurate.
他在开始化学实验前校准了滴定管，以确保测量的准确性。
The student had trouble reading the meniscus on the burette during the titration, leading to inconsistent results.
学生在滴定过程中读取滴定管上的液面凹痕有困难，导致结果不一致。
The lab manual instructed them to use a burette to measure out exactly 25 mL of the acid solution for the reaction.
实验手册指示他们使用滴定管量出反应所需的25毫升酸溶液。
To determine the concentration of an unknown solution, they performed a titration using a burette and compared the volumes of titrant used.
为了确定未知溶液的浓度，他们使用滴定管进行滴定，并比较所使用的滴定剂量。
The precision of the burette is essential in chemical analysis because even small errors can lead to significant discrepancies in results.
滴定管的精确度对于化学分析至关重要，因为即使是微小的误差也可能导致结果的重大差异。
The teacher demonstrated how to read the burette correctly to the students, emphasizing the importance of accuracy in measurement.
老师向学生演示如何正确阅读滴定管，强调了测量准确性的重要性。
In her research project, she utilized a burette to accurately measure the reagent concentrations, contributing to the reliability of her findings.
在她的研究项目中，她利用滴定管准确测量试剂浓度，为她的发现可靠性做出了贡献。
After completing the titration, he carefully observed the burette to ensure that no excess solution was left in the container.
完成滴定后，他仔细观察滴定管，确保容器内没有多余的溶液。