排污箱 meaning in English

blowdown tank

The fuel gas coalescer shall have a horizontal sump
油水凝聚分离器必须有一水平的（卧式）排污箱。
The fuel gas coalescer shall have a horizontal sump
燃料气体凝聚分离器必须有一水平的（卧式）排污箱。
The horizontal liquid sump shall have flanged heads on both ends
水平的（卧式）排污箱必须有两端带法兰的封头。
Provide tangential nozzle design for level nozzles on the liquid sump
在液体排污箱上水平的接管提供切线方向接管设计。