ballast pump meaning in English

平衡泵
压舱水泵
压载泵
压载水泵
镇定泵

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。
They are f . o . pumps ， l . o . pumps , ballast pumps , fresh water pumps , sea water pumps , and bilge pumps
它们是燃油泵，润滑油泵，压载水泵，淡水泵，海水泵，和舭部液舱泵等。
Inside engine room frame # 14 # 16 portside , starboard side there is sea chest at each side , they are connected by main sea pipe , the sea water pump of main engine , auxiliary engine , general bilge pump , ballast pump , firefighting pump , condensator cooling water pump , and sea water pressure tank can suck sea water from them
机舱内# 14 # 16左、右舷设有海水阀箱各一个，用海水总管相连，可供主机、辅柴油机的海水泵、舱底总用泵、压载泵、消防泵、冷凝机组冷却水泵及海水压力水柜吸水。