Based on engineering practice, discusses som e characteristics of air conditioning design in large space buildings with light s teel frames.

结合工程实践,探讨了大空间建筑空调设计的一些特点。

In large space building,several environment actors disadapt current fire detectors in early-stage fire detecting,such as width and scope of space,velocity of airflow,dust,temperature and humidity.

高大空间场所的各种环境因素(空间高度和广度、空气流速、粉尘、温度、湿度等)会给火灾探测和自动灭火带来困难。