United standard samples, environment water and wastewater were analyzed.
分析了统一标准样品、环境地面水和实验废水。
Methods The 205 water samples were determined for coliform bacteria by rapid method of LTSE, and at the same time by routine method ruled by National Standard Regulation as control.
方法用LTSE快速法检测205份水样中的大肠菌群，井同时用法定常规法作对照检测。
Methods the levels of COD of the water samples were determined by spectrophotometry, microwave di-gestion and standard circumfluence method respectively.
方法利用比色法、微波消解法与标准回流法对各种实际样品进行测定。
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