The separation of acetone, ethanol, benzene, chloroform, toluene was performed on a 10 % PEG - 20 M Chromosorb - W - AW - DMCS column.对样品中残留丙酮 、 乙醇 、 苯 、 氯仿 、 甲苯的分离选用10%PEG-20Mchromosorb -W-AW-DMCS 公谱柱.With the column ov...
Unlike champerty, criminal maintenance does not necessarily involve personal profit.与帮诉罪不同,非法干涉诉讼并不必然涉及个人利益.Soliciting personal injury cases may constitute champerty.教唆他人打人身伤害官司的行为可以构成包揽诉讼罪....
He is still the butt of cruel jokes about his humble origins.他仍然因出身低微而被人无情嘲笑。The precise details of the origins of life remain hidden.生命起源的确切详情仍是个谜。the origins of life on earth地球上生命的起源...