water quality purification

英 美
  • 水质净化
  • purification n.净化;提纯;[宗]涤罪
  • quality n.品质;才能;特质adj.高品质的;棒极了
  • water n.水;海域;雨水;海水v.给...浇水;给...供水;加水稀释;充满眼泪;给...水喝
    1. For water purification has an excellent effect.
      对水质净化有极好的效果。