The Hamworthy Super Trident Sewage Treatment unit is a self contained system for the treatment of sewage from ships or rigs before it is discharged overboard and so prevent the pollution of harbour and coastal waters and inland waterways.

 
  • 大概意思我知道,就是一个船或钻井上的一个污水处理单元,在污水排放前的独立控制系统,防止港口和沿海水域和国内航道的污染。
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