短語(yǔ)詞組短語(yǔ)countercurrent air flow 反向氣流;空氣逆流countercurrent vaporliquid flow 汽countercurrent gas flow 逆向氣流countercurrent flow dryer 逆流干燥器countercurrent flow condenser 逆流式冷凝器countercurrent flow dry 逆流干燥器dual effect countercurrent flow 雙效逆流two phase countercurrent flow 兩相流逆向流動(dòng)cleaning with countercurrent flow 逆流清洗countercurrent flow val 逆流式圓網(wǎng)槽 返回 countercurrent flow