粘土矿物能催化脱羧基作用是早已认识到的问题.The ability of clay minerals to catalyse decarboxylation has long been recognised.这些部位包括羧基 、 羰基 、 环氧基和氨基等.These sites include, carboxyl, epoxy, amino and the like.结果表明,燕化公司研究院研制生产的YH -05 羧基丁苯胶乳各项性能指...
The politicians who lost the elections will be consigned to the dustbin of history.落选的政客就要丟进历史的垃圾箱。The pollution in this country makes it the dustbin of Europe.污染使这个国家成为欧洲的垃圾箱。She chucked the mouldy potatoes in the dustb...
这些测量图有一部分完全是凭估计绘制出来的.Some of these surveys were done completely by guess and by God.这些测量图有一部分完全是凭大致的估计绘出来的.Some of the surveys were done completely by guess and by God....