Preparation of cupric sulfate from waste electric component lead is introduced.提出了回收电子元件废引线并以此为原料制取硫酸铜的方法.Cupric azide is insoluble in water.叠氮化铜不溶于水.The paper discusses a new method for producing cupric feed copper sulf...
He has spent several minutes to tell about that viewpoint detailedly.他花了几分钟详细讲述了那个观点.Finally, the implementation and test the system are described detailedly.最后详细介绍了系统的具体实现和测试.Especially during period of heater anomaly, ...
It was a favourite meal on Fridays and fast days, particularly during Lent.到了星期五和斋戒日、尤其是大斋期时，这个菜式非常受欢迎。The series goes out at 10.30pm, Fridays, on Channel 4.这部连续剧每周五晚上10点30分在第4频道播出。Fridays and Saturdays are regular disco...