During the winter, wet areas may provide an excellent insulatingmaterial in the form of cattail fluff and reeds.
在冬季，潮湿地区可以提供一种优良的、蒲草和芦苇形式的绝缘材料。
2
This entails the destruction of the equipment tested, through carbonization of the insulatingmaterial.
这意味着测试设备因绝缘部分的碳化而被破坏。
3
To enable this material to store electrical energy, two layers of woven fibres are made into a sandwich, separated by a thin layer of a glass-based insulatingmaterial.