combustion air requirement的意思|示意

Firstly, it briefly analyses the influence of primary air velocity for the combustion safety in boiler and makes the requirement analysis for the system.

本文首先简要的分析了一次风速的大小对锅炉燃烧安全性的影响并对系统做了需求分析；

The topic is proposes according to requirement of Panzhihua New Steel Vanadium Co in the situation of equipment management and safety of Heating furnace combustion air blower.

课题是根据攀枝花新钢钒股份有限公司热轧板厂设备管理状况和加热炉助燃风机的安全需要提出的。