首先介绍了楼宇自控系统设计要求、设计原则和设计流程，并探讨了当前存在的楼宇自控系统使用效率不高的几个原因。
Firstly, the design requirements, the design principles and the design process of the BAS were introduced and several reasons for the low use efficiency of the current BAS were analyzed.
首先介绍了楼宇自控系统设计要求、设计原则和设计流程，并探讨了当前存在的楼宇自控系统使用效率不高的几个原因。
Firstly, the design requirements, the design principles and the design process of the BAS were introduced and several reasons for the low use efficiency of the current BAS were analyzed.
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