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1引言《中国消耗臭氧层物质逐步淘汰国家方案》，1994年在加拿大举行的联合国环境规划署多边会议上审议批准［’］，中国成为联合国环境规划署《蒙特利尔议定书》的成员国。由于卤代烷1211、1301破坏臭氧层，在蒙特利尔议定书和修正案中规定，发达国家1998年停止生产；发展中国
1 Introduction The China National Program for the Phase-out of ODSs was reviewed and approved at a multilateral meeting of the United Nations Environment Program held in Canada in 1994 and China became a member of the Montreal Protocol of the United Nations Environment Program. As Halon 1211, 1301 destroys the ozone layer, it is stipulated in the Montreal Protocol and the Amendment that developed countries cease production in 1998; developing China