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...
The lack of humus and the excessive leaching make this soil almost useless for agricultural purpose.缺少腐殖质和过度淋滤使这种土壤对农业几乎无用.The deep oxidation and groundwater leaching solubilizes much of the loosely bound uranium.深部氧化和地下...
Consumption ideological trend engulfs the entire world at present age.当今时代,消费主义呈现席卷全球之势.theories which lack ideological coherence缺乏思想体系连贯性的理论The basic principle of ideological and political education is instillation theo...
We find her evidence to be based on a degree of oversensitivity.我们认识到她提供的证据在一定程度上是出于过分敏感。Action should be based on solid facts.行动应有确凿的事实为依据.Decisions about your children should be based on the practicalities of everyday ...