T92 无轨电车 标准查询与下载



共找到 42 条与 无轨电车 相关的标准,共 3

Water quality. Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds. Method by analysis of released carbon dioxide (ISO 9439:1990)

ICS
CCS
T92
发布
1993-06-11
实施

Water quality. Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia). Part 2: Method by membrane filtration (ISO 6461-2:1986)

ICS
CCS
T92
发布
1993-06-11
实施



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