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关注:1
2013-05-23 12:21
求翻译:In order to know the efficiency of the extraction medium, the number of extractions was restricted to only one. In other words, after the first extraction the filter cake obtained was discarded.是什么意思?![]() ![]() In order to know the efficiency of the extraction medium, the number of extractions was restricted to only one. In other words, after the first extraction the filter cake obtained was discarded.
问题补充: |
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