短语词组短语bilge pumping arrangement 舱底水排出系统;舱底水排出系统布置;舱底水泵唧系统布置图bilge blanking arrangement [船]舱底水盲断装置bilge suction arrangement 舱底水吸口布置bilge and ballast piping arrangement 舱底水和压载水管系布置图 返回 bilge arrangement