In damp working places, the ground should be covered by rubber sheets or other insulating materials.
工作地点潮湿时，地面应铺有橡胶板或其他绝缘材料。
Other polymers, e. g. urea-formaldehyde and polyurethanes, are important insulating materials for reducing heat losses and hence reducing energy usage.
另一些高聚物，比如，脲甲醛和聚脲，是非常重要的绝缘材料可以减少热量损失因而减少能量损耗。
Rock wool insulating tubes is basalt and other natural ore, etc as main raw materials, by high temperature melting in a fiber, stir-in binder, curing processing and is made.
岩棉保温管是以玄武岩及其它天然矿石等为主要原料，经高温熔融成纤，加入适量粘结剂，固化加工而制成的。
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