spentadj.失效的;精疲力竭的动词spend的过去式和过去分词
spent lye change换去废碱液
spent iron sponge失效的海绵铁
spent wine grains丢糟
spent electrolyte废电解液
spent lime liquor废灰液
spent scrub stream废洗涤液
Spent Fuel Element乏燃料组件
spent nuclear fuel废核燃料,用过的核燃料
spent grains dough废糟
spent ferric oxide废氧化铁