节省时间和金钱为屋主,承包商或防水。
It is indicated that great attention should be paid to the insulation ageing problem on HV cable accessories and XLPE cables lacking radial waterproofer.指出对高压电缆附件和缺乏径向防水构造的XLPE电缆需重视绝缘老化问题。
The characteristic, structure, raw materials, equipment, process, cost and applications of arched colour plated roofing are introduced. The foams act as insulator, seal and waterproofer in roofing.简要介绍了用泡沫塑料保温、密封、防水的拱形彩钢屋面的特点、构造、材料、设备、施工工艺、生产成本和应用。