兑水 发表于 2009-10-7 11:03:45

ASTM D 3863-1987 评定微生物水质的常规过滤程序用0.4微米到0...

D3863-87(2003) Standard Test Method for Retention Characteristics of 0.40 to 0.45-µm Membrane Filters Used in Routine Filtration Procedures for the Evaluation of Microbiological Water Quality
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