u-tube heat exchanger型: mould; model管式換熱器: pipe heat exchanger管式換熱器: tube heat exchanger; tubular exchanger; tubular heat exchanger多管式換熱器；列管式換熱器: multitube exchanger插管式換熱器: bayonet-tube exchanger下載手機詞典可隨時隨地查詞查翻譯
