duxin05 2009/04/10
是这篇吧 [img]http://www.instrument.com.cn/bbs/images/affix.gif[/img][url=http://www.instrument.com.cn/bbs/download.asp?ID=143471]Improvement in ductility of chitosan through blending and copolymerization with PEG: FTIR investigation of molecular interactions[/url]
dong3626
第1楼2009/04/10
兄弟发帖能否看下版规!!
上次你连发两个贴都没有悬赏?按照版规,积分大于200就必须悬赏求助文献!!