depletion
特殊用法additive depletion1.■添加剂耗减average annual stand depletion1.■平均年疏伐度cost depletions1.■折耗成本donor depletion1.■施主耗竭inventory depletion1.■耗尽储备品isotopic depletion1.■同位素贫化; 同位素剥淡linear depletion1.■线型耗损pressure depletion1.■压力枯竭random depletion1.■偶然耗损salt depletion1.■少盐sodium depletion1.■少钠stock depletion1.■储备耗损depletion of value1.■折价