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优先浸出
1、leaching───n.[矿业]沥滤;v.[矿业][冶]浸出(leach的ing形式);[土壤]淋洗;滤取;滤去
2、preferential price───优惠价,照顾价格
3、preferential policies───优惠政策
4、preferential treatment───优待;特惠待遇;优惠待遇
1、preferential elution was observed among the main ions, and the leaching degree varied significantly for different ions at different leaching stages.───离子间不仅存在淋溶择优性,而且各离子在不同淋溶阶段被淋滤的程度也具有较明显的差异。