全部

1·Function test and automatic controller test for ballast pump.

压载泵效用试验和自动控制装置试验。

2·We have used the ballast pump instead of the main sea water pump which was leaking , we are going to have the bad pump dismantled and repaired .

我们用压载水泵代替了漏水的海水泵，我们已准备将坏泵拆检修理。

3·Pump out ballast water.

排出压载水。

4·The ballast system circulates from out-board under pump running at the maximize design parameter, and the time is not less than 30 minutes.

压载泵在设计最大参数下进行舷外循环的时间不少于30分钟。