泄水口

In the invention, the water outlet of a circulating pump is connected with the water inlet of a solar energy collector; a water check valve is arranged on a water circulating pipe between the water outlet of the circulating pump and the water inlet of the solar energy collector; the water outlet of the solar energy collector and the water outlet of a water supply pump are connected with the water inlet of a heating coil; the water inlet of the circulating pump and the water inlet of a drain pump are connected with the outer outlet of the heating coil; the water inlet of the water supply pump is connected with the water outlet of a water storage tank; and the water outlet of the drain pump is connected with the water inlet of the water storage tank.

本发明的循环水泵的出水口与太阳能集热器的入水口连接，水止回阀设置在循环水泵的出水口与太阳能集热器的入水口之间的水循环管路上，太阳能集热器的出水口和补水泵的出水口都与加热盘管的入水口连接，循环水泵的入水口和泄水泵的入水口都与加热盘管的出水口连接，补水泵的入水口与储水箱的出水口连接，泄水泵的出水口与储水箱的入水口连接。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。