spent caustic

英 美
  • 废碱,废烧碱
  • caustic adj.腐蚀性的;刻薄的;[物]焦散的n.腐蚀物;[物]焦散曲面
  • spent adj.失效的;精疲力竭的动词spend的过去式和过去分词
    1. As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.
      用苛性碱液对汽油进行预碱洗时易产生大量废碱液,为彻底消除废液提出了用固体碱预处理代替苛性碱液预碱洗的方法。