Determination of odor was different with the instrumentanalysis and chemical analysis. The problem about determination of odor was discussed and analyzed, in the practice.
恶臭测定有别于仪器分析和化学分析。文章对恶臭测定实践中遇到的若干问题做了分析和探讨。
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The article focuses on quantity analysis, discussion of using constant quantity instrument to do semimicro chemicalanalysis experiment.
本文围绕定量分析实验中，利用常量仪器进行半微量化学分析进行探讨。
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Being Reference Materials, they are chiefly applied of work standards in instrument calibration, method opinion or arbitration of chemical and environmental analysis.