Daphnia magna have been used word-wide as a standard test organism for ecotoxicological evaluation of contamination .

大型溞是国际公认的标准 实验生物，广泛应用 于 污染物的生态毒性评价。

Arla like many other food companies did not test for melamine contamination when it set up its joint venture with Mengniu .

与许多其他食品公司一样，阿尔拉和蒙牛建立合资企业时，没有进行三聚氰胺 污染 检测。

Particle Counting - Wafers that are used to test tools for particle contamination .

颗粒计算-用来 测试晶圆片颗粒 污染 的 测试工具。

Test for Microbial Contamination and Study on Hygienic Standard for Disposable Sanitary and Medical Products and Single Use Medical Products

一次性医疗卫生用品 污染 检测及卫生标准探讨一次性医疗卫生用品使用的管理

The test process for 30 days and the membrane contamination phenomenon appears . Cleaning water can 't recover the flux of membrane with the clear water . After cleaning with the ethanol solution the membrane flux come back .

试验运行了30天后，出现了膜 污染现象，用清水清洗不能恢复膜通量，用乙醇溶液清洗后，膜通量恢复，膜的化学清洗周期 确定 为30天。