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国家建筑标准设计图集９９Ｔ１２２《防、排烟设备安装图》是根据建设部１９９６年国家建筑标准设计编制工作计划的要求,由中国航空工业规划设计研究院编制的,并已经建设部批准执行（批准文号建设［１９９９］１１３号）。该图集适用于工业与民用建筑以及地下铁路、矿井、涵洞
The National Building Standard Design Atlas 99T122 “Installation and Prevention Plan for Smoke Prevention and Exhaust Equipment” is a requirement of the Ministry of Construction’s 1996 National Building Standard Design Work Plan, compiled by China Aviation Industry Planning and Design Institute and approved by the Ministry of Construction ( Approval No. [1999] No. 113). The atlas is suitable for industrial and civil buildings as well as underground railways, mines, culverts