thermoresistance

To improve thermoresistance, weather resistance, water resistance, gloss, electric properties.

提高耐性能，耐候性能， 防水性能，光泽度，电性能。

At last, heat economy features of in-and-out dirt thermoresistance of air-cooling condenser heat sink pipe were calculated by programming.

最后,编程计算分析了汽散管内外污的经济性特性。