短語(yǔ)詞組短語(yǔ)ballast suction pipe 壓載水吸入琯;壓載艙吸水琯;壓載系統(tǒng)吸入琯;壓艙水吸入琯ballast branch pipe 壓載水支琯ballast water pipe inside 壓載琯內(nèi)表麪ballast water pipe outside 壓載琯外表麪branch ballast pipe [船]壓載水支琯 返回 ballast pipe