【摘要】 从设备、工艺、检验三方面论述用城市煤气制备Ｎ２－ＣＯ－Ｈ２氮基气氛的实用技术。更多还原

【Abstract】 In this work,the practical technology of preparating N 2 CO H 2 nitrogen based atmosphere with city gas are reviewed in terms of the equipment,process and examine.更多还原