基本解釋[交通運輸工程]底部放水閥英漢例句雙語例句The manual withdrawal device realizes the withdrawal and discharging on the withdrawal objects by driving the bottom frame and the blow off valve to move up and down through the pull rod.本實用新型通過拉桿 帶動底閥、排空閥的上、下運動，實現(xiàn)對抽取對象的抽取排出。ip.combottom blow valve更多例句詞組短語短語boiler bottom blow valve 鍋爐底吹閥;鍋爐底部打擊閥;打擊鍋爐底閥bottom blow down valve 底部排汙閥bottom blow valve更多詞組專業(yè)釋義交通運輸工程底部放水閥