Important one step was stridden on industrialization road.在产业化道路上迈出了重要的一步.But as a result of numerous reason, the pace that organic tea grows is stridden unhappily.但由于众多的原因, 有机茶发展的步伐迈得并不快.More why is the pace that compou...
词头顺和反常用于双取代的环烷烃.The prefixes cis and trans are frequently applied to disubstituted cycloalkanes.如果象拜耳张力学所估计的那样,小环的环烷烃具有相当大的张力.If the small - ring cycloalkanes are under considerable strain as predicted by the Baeyer stra...