zhumenjun1984 2008/10/10
ok [img]https://www.instrument.com.cn/bbs/images/affix.gif[/img][url=http://www.instrument.com.cn/bbs/download.asp?ID=111952]Promoting effect of rhenium on catalytic performance of Ru catalysts in hydrogenolysis of glycerol to propanediol[/url]