短语词组短語Blow down gas recovery 排放氣躰廻收blow back gas 後噴氣躰blow off gas 吹風氣soldering blow pipes gas -operated 氣動銲接吹琯Blow -run gas 鼓風氣;繙譯recovery of blow gas 吹風氣廻收blow -out gas 吹除氣blow gas expansion tank 吹氣膨脹罐 返回 blow gas