摘要：简要介绍了一种近年来发展起来的消气剂叠氮化钡及其制造原理、特点和应用

关键词：叠氮化钡;消气剂;制备;

Abstract： In this paper‚the preparation，characteristic and its application of barium azide as one of degassing agents which is developed in recent years are brifly introduce． 

Key words：barium azide；degassing agent；preparation