短語詞組短語Blow down gas recovery 排放氣體回收blow back gas 后噴氣體blow off gas 吹風(fēng)氣soldering blow pipes gas -operated 氣動焊接吹管Blow -run gas 鼓風(fēng)氣;翻譯recovery of blow gas 吹風(fēng)氣回收blow -out gas 吹除氣blow gas expansion tank 吹氣膨脹罐 返回 blow gas