短語(yǔ)詞組短語(yǔ)arrangement of ballast tanks 壓載艙分艙segregated ballast tanks 專用壓載艙專用壓載艙;專用壓載艙Stripping of ballast tanks 洗壓載水艙submarine s ballast tanks 潛艇主壓載水艙submarine 'S ballast tanks 潛艇主壓載水艙Ballast tanks paint for ship 船舶壓載艙漆layout of water ballast tanks 壓載艙的佈置 返回 ballast tank