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...
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...
His people had fallen further and further into a quagmire of confusion.他的人民在混乱不安的泥潭里越陷越深。My wellingtons got stuck in a quagmire.我的威灵顿长靴陷在泥坑里.He who tries to conceal his fault for fear of criticism will sink deeper and de...
Some analysts downplayed the significance of RIM's flat shipments and sales.一些分析师并不认为RIM当季出货量和销售额持平有什么问题.Some analysts believe he has made a canny political manoeuvre.一些分析家认为，他的这一政治举措很高明。Wall Street analysts have be...
Petrological and mineralogical examinations of core material can be used to identify hydrothermal alterations.岩芯的岩石学和矿物学研究也能用来鉴定水热蚀变.Argument against a hydrothermal origin is the sympathetic distribution of uranium and g...
She secreted the gun in the kitchen cabinet.她把枪藏在橱柜里。Insulin is secreted by the pancreas.胰岛素是胰腺分泌的。He secreted his winnings in a drawer.他把赢来的钱藏在抽届里....