a material such as glass or porcelain with negligible electrical or thermal conductivity
双语例句
用作名词 (n.)
Polymer nanocomposites are promising as near-future dielectrics and electrical insulation from the viewpoint of their inherent excellent properties. 聚合物基纳米复合材料作为电介质和电气绝缘材料在电力电子技术领域有着广泛的应用前景。
The negative effect produced by ionization of the dielectrics is reduced with the phase factor of alternating electric signals. 利用交变电信号的相位项，降低由电介质电离而产生的负效应。
