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Àý¾ä£ºThe crosslinked copolymer membranes were used for pervaporative dehydration of dimethyl formamide (DMF) over the concentration range of
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Originally posted by chaojituzi at 2010-09-16 16:09:20:
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chaojituzi

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lxw198511(½ð±Ò+1, ·­ÒëEPI+1): 2010-09-16 16:39:35
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