portable weir

英 美
  • 活动量水堰
  • portable adj.轻便的;手提式的;[计]可移植的n.便携的东西
  • weir n.堰堤;拦河坝
    1. Clarified wastewater passes over a weir in the opposite corner of the clarifier into a baffled chlorine contact tank.
      澄清的污水穿过沉池一角对面的出水堰进入带有挡板的滤池中。