Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied.研究了用酸性乙腈硫酸铜体系从辉铜矿中提取铜.The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite....
Salesmen found that soft sell works well with young housewives.销售员发现不施加压力的推销术对年轻的家庭主妇很管用.Junk dealers and used - car salesmen profiteered on them.经营废旧品和推销旧汽车的商人在他们这些人身上发了横财.Our salesmen have worked exert to push the sale...
她醒来会发现加斯顿安详地睡在她身旁吗？Would she wake to find Gaston sleeping peacefully at her side?他安详地去世了.He passed away peacefully.精神病医生安详地自顾自说下去: “ 自在本身就是相对的, 对我们大家来说都是这样. ”The psychiatrist insisted quietly, " Happiness is relative, fo...
one of the greatest triumphs of modern science现代科学最重大的成就之一He achieved great triumphs.他获得了巨大成功.In a letter Enler obtained one of his finest triumphs.在以后的一篇文章中,安乐尔得到了他的最优美的成果之一....