介绍了分体式太阳能热水采暖技术的组成、工作原理及运行，详细阐述了分体式太阳能热水系统的设计和在中低层建筑屋面中的应用，同时也阐述了地板辐射采暖的设计和应用，为人们进行节能建筑设计给予启迪和参考。
The design and the application of the type of solor energy hot water system on roof of low buildings were elaborated, and the design and the application of floor radiation heating were also described.
实验数据和有关资料表明，水在建筑给水系统中受到了不同程度的污染，不合格水的外排，导致了水量浪费。
According to experiment data and relevant material, water in the building water supply systems suffers contamination to different extent, so water wastes as a result of polluted water drainage.
在已有研究的基础上，本文对屋面雨水水量和水质以及建筑中水系统的特点进行了分析。
On the basis of the previous research, the quantity and quality of roof rainwater and the characteristics of building gray water system are analyzed in this paper.
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