农民能够得到某种具体的税收待遇。A farmer is entitled to a certain particularized tax treatment.下午的小组谈到具体的上瘾病例以及其中的问题。Afternoon groups relate to the specific addictions and problems therein.我必须告诉他点什么，必须是具体的东西。I must have something to tel...
This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant.该方法使用带有二烷基咪唑盐 、 烷基吡啶盐或者己内酰胺和脂肪酸作为反应物.Thus the term dialkyl carbonate includes, for example, methyl ethyl carbona...