【求助】(ok)两篇外语文献

wxhxz 2009/08/25

[img]https://www.instrument.com.cn/bbs/images/affix.gif[/img][url=http://www.instrument.com.cn/bbs/download.asp?ID=167538]Mechanism of cellulose dissolution in the ionic liquid 1-n-butyl-3-methylimidazolium chloride a 13C and 35 37Cl NMR relaxation study on model systems[/url]

hstudent 2009/08/25

[img]https://www.instrument.com.cn/bbs/images/affix.gif[/img][url=http://www.instrument.com.cn/bbs/download.asp?ID=167547]1[/url]