本文报道了用菱锌矿作原料,制备硫酸锌的工艺条件.The technological conditions of the preparation of zinc sulfate with smithsonite as raw materials was reported.研究了以菱锌矿为原料通过酸浸、除杂、中和、沉淀、干燥制备碱式碳酸锌和活性氧化锌的生产工艺.A process for the production of basic zi...
一些独居蜂会把巢筑在田间的地洞里。Some solitary bees make their nests in burrows in the soil.是一只笨手笨脚的打地洞的大松鼠.It's a large, clumsy, burrowing squirrel.我要钻进你的地洞里去,象赶一只老鼬鼠一般把你赶出来.I shall come down your burrow and chivvy you out like an...
Yes, I'd like that Mickey schoolbag in the shop window.是的.我喜欢橱窗里的那只米奇牌的书包.Sure. They're in my schoolbag.当然. 在我的书包里.This is his textbook. Mine is in my schoolbag.这是他的课本. 我的课本在我书包里....
All patients underwent an elective osseous surgical procedure on the forefoot.所有病人都作了前足的选择性骨手术.The corresponding part of the forefoot of a quadruped.'掌骨'.''四足动物前脚所对应的部分.Begin to slowly move your foot,...