thermoresistance

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

提高能，候能， 防水能，光泽度，电能。

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

最后,编程计算分析了空冷凝汽散管内外污垢阻的经济特。