暖汽管

Product sub-pipe, plate, easy to install, security, environmental protection, in the scope of use as applied to HVAC systems regardless of wind pipes, refrigeration and heating equipment, hot water piping and process piping cold insulation, vapor density to ensure the whole system sex.

产品分管材、板材，易于安装，安全环保，在使用范围内适用于暖通系统中的不管和风管，制冷和制热设备，热水管道及工艺管路的保冷保温，保证整个系统的汽密性。

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。