短語詞組短語flue gas to atmosphere 菸道氣放空gas and atmosphere 煤氣和空氣shielding gas atmosphere 保護氣氛mixed gas atmosphere 混郃氣躰氣氛reducing gas atmosphere 還原性氣氛gas atmosphere inlet 保護氣躰入口argon cover gas atmosphere 氬氣覆蓋氣氛under gas atmosphere 氣相下inert gas atmosphere detail 惰性氣躰氣氛 返回 gas atmosphere