leaching
英['li:tʃiŋ]美['li:tʃiŋ]
沥滤法; 淋滤; 淋洗; 浸析作用
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- 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。收藏 - It would appear that the inputs are insufficient to offset the mobilization and leaching of calcium from the topsoil
钙的转入量看来不足以补偿从表土中活化和淋失的钙。收藏 - The treatment of metal or the separation of metal from ores and ore concentrates by liquid processes, such as leaching, extraction, and precipitation
水冶金术通过液体过程，象过滤，提炼，沉淀等方法处理金属，从矿石中或矿石浓缩物中分离出金属收藏 - 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固定得比较松散的铀溶解。收藏 - Vugular pore openings are frequently as large as an ordinary lead pencil and are usually attributed to leaching of the rock subsequent to deposition.
空孔穴开孔通常与一支普通的铅笔一样粗，这是由于沉积后岩石的侵析作用造成的。收藏
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