portable weir

 
       
  • 活动量水堰

portable weir的用法和样例:

例句

  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。
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