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关注：1
2013-05-23 12:21
求翻译：改善 PVA渗透汽化膜分离高浓度醇水溶液和乙酸乙酯溶液的品质是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
改善 PVA渗透汽化膜分离高浓度醇水溶液和乙酸乙酯溶液的品质
问题补充： |
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2013-05-23 12:21:38
正在翻译，请等待...
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2013-05-23 12:23:18
Improve PVA penetration vaporization separation membrane high concentration isopropyl and ethyl acetate solution in aqueous solution quality
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2013-05-23 12:24:58
Improves the PVA seepage vaporization membrane separation high potency mellow water-soluble fluid and the ethyl acetate solution quality
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2013-05-23 12:26:38
Improve PVA pervaporation membrane separation of high concentration of ethyl alcohol and acetic acid aqueous solution quality
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2013-05-23 12:28:18
正在翻译，请等待...
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