Volume resistivity is a measure of the leakage current directly through a material. 体电阻率是材料直接通过泄漏电流的能力的度量。
Glass and ceramics also have high volume resistivity, but poor surface properties at high humidity and often-poor piezoelectric properties. 玻璃和陶瓷也具有很高的体电阻率，但是在高湿度下表面电阻率性质较差，并且其压电性常常也较差。
