protective atmosphere
短语词组
- protective hydrogen atmosphere 氫保護氣氛
- protective furnace atmosphere [熱]爐腔保護空氣層
- protective atmosphere tempering 保護氣躰儲罐
- protective atmosphere gas storage 保護氣躰儲罐
- protective atmosphere generation system 保護氣氛發生裝置
- nitrogen base protective atmosphere 氮基保護氣氛
- protective atmosphere equipment [冶]保護氣氛供應設備
- ammonia dissolution protective atmosphere 氨分解保護氣氛
- protective atmosphere casting 保護澆注 返回 protective atmosphere