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 deep oxidation and groundwater leaching solubilizes much of the loosely bound uranium.深部氧化和地下水淋蚀使大部分...
那些离开该省出国打工的人大部分都未经专门训练。Most of those who left the province to work abroad were unskilled.俱乐部专门为高尔夫学员制作录像，以纠正他们的错误。The club specialises in videoing its student golfers to correct their faults.伦道夫的著作专门论述污染对健康的影响。Randolph&#...
The cheetah is generally credited as the world’s fastest animal.猎豹被公认是世界上跑得最快的动物。The results of the tests indicated that latex and polyurethane foam mattresses burned fastest.试验结果表明,天然乳胶和聚氨基甲酸乙酯泡沫床垫燃烧得最快.The cheetah is g...