the principl e of simplified E IA of constr uction pr oject s in the regi on. In terms of la nd, li nked to the implementati on of urba n and rural constr ucti on la nd increase and de crease, re placement indicator s for priority area s project. Charges, i nto the projects of wate r, electri city, a dministrative charges a nd preferential poli cies. In the area of taxation, and settled i n areas
河北建筑科技学院毕业论文 12~15kw 水冷型户式中央空调方案设计开发 摘要 根据华北地区的气候特征 ,研究开发了户式中央空调系统。该系统主要包括 热泵机组的选择计算, 水系统的设备方案确定和自动控制系统的拟定, 并校核了冬季供热系 统及各种工况适应情况, 还对热泵机组进行外形设计, 基本完整地开发出一套热泵型户式中 央空调系统。 关键词 户式中央空调 热泵机组 选择计算 设备选择 制冷量 12~15kw Water Cool Familial Central Air Conditioning Plan Design and Develop Abstract According to the climatic features of the North China, we develop a new system of familial central air conditioni