这些平板车正在把煤和花岗岩运往工地.The flats were carrying coal and granite to the site.他用平板车拉走了我家的大彩电.He took away our big color television on a flatbed tricycle.平板车 、 冷藏车、保温车 、 集装箱车价格另议.Ping Banche, refrigerated vehicles thermal insula...
对于蛋白质的结晶，沉淀剂主要在溶剂上产生作用。For protein crystallization, the main impact of precipitant is on the solvent.本文研究了沉淀剂法直接从菜籽饼粕中提取植酸.Phytic acid was extracted directly from rapeseed meal by means of deposIt'solvent.结果表明,用草酸氨做...
Few business barons remained. They were replaced by " technocrats, " who became the heads of corporations.企业巨头所剩无几,大多已被 “ 技术专家 ” 所代替,这些人成了公司的领导....one who would, for a hefty fee, purvey strategic advice to private corpor...
有关硫醇酯类的数据非常有限.Only a very limited amount of data is available on thiol esters.这个合成硫醇的方法,就显得更加重要.This approach to mercaptans takes on added importance.目的讨论合成盐酸吡硫醇的关键反应.Objective To discuss the key synthesis reaction of Py...
An axial vector may itself enter into a vector product.轴矢量自身可参与矢积.Those that are aligned perpendicular to the plane are called axial hydrogens.与平面垂直定向的氢叫做直立氢.Objective To analyze the treatment effect of brain diffusive a...