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...
家族遗传的精神错乱困扰着他。The insanity which ran in his family haunted him.我们不知道哪些行为特征是遗传的,哪些是后天养成的.We do not know which behavioural traits are inherited and which acquired.根据这项研究我们可以合理地推断出这种行为是遗传的.From this study we can reasonably ...
Agitate the mixture to dissolve the powder.搅动混合物而使粉末溶化.All you need to do is gently agitate the water with a finger or paintbrush.你只需要用手指或刷子轻轻地搅动水。The women who worked in these mills had begun to agitate for better condi...
And right off I was on guard against Mencken's books.我马上就对门肯的书警觉起来了.But Twain, Howells, and James were jeeringly described by Mencken as " draft - dodgers ".不过吐温 、 豪威尔斯和詹姆斯都是被门肯讥诮地叫做 “ 逃避兵役的人. ”...
我们在利物浦所有的小酒吧和低级夜总会演出过。We've played in all the little pubs and dives around Liverpool.纽约市第3大街上小酒吧林立.New York City's Third Avenue is full of gin mills.饮用房间小酒吧的饮料要加收服务费.Service charge will be added to the drinks i...
秋天从八月开始, 一直持续到十月.Autumn starts in August, and goes on to October.请把截止到十月十号的账目送来.Please send your accounts for the period finishing with 10 October.热天气一直持续到十月.The hot weather extended into October....
钢索在桥塔或塔柱的不同高度上相交.The cables intersect the tower or pylon at different heights.这座桥是由系在两座桥塔上的粗大铁链支承的.The bridge was supported by heavy iron chains hanging from two towers.悬索桥的结构部分可大致分为桥塔 、 主缆 、 吊杆 、 加劲梁、锚碇等.The bridge cons...