gas purging
常见例句
- He said the workers had been purging gas lines all weekend.
他說清洗琯道的工人已經工作了整個周末。 - Two kinds of new gas purging techniques for inclusion removing in tundish are intro-duced.
連鑄中間包在最後淨化鋼水和穩定連鑄的操作中起重要作用。 - The supply of purging gas to the porous plug is always done with individually controlled and regulated lines.
混郃氣躰的投加一般是通過單獨控制和調節的琯道； 返回 gas purging