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关注：1
2013-05-23 12:21
求翻译：The optimum conditions are 12% alkali usage, 100 ℃ reaction temperature, 800% water usage, and 2.5 h reaction time, under which the extraction rate is 85.3%.是什么意思？ 待解决
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The optimum conditions are 12% alkali usage, 100 ℃ reaction temperature, 800% water usage, and 2.5 h reaction time, under which the extraction rate is 85.3%.
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