污秽合成绝缘子在酸雾、盐雾中闪络电压随污秽程度的增大而降低，随雾水电导率的增加而降低。
The flashover voltage of polluted composite insulators is decreased with increase of SDD and the fog conductivity in acid fog and salt fog.
半导体：一类晶体材料，其电导率介于导体和绝缘体之间。
Semiconductor: Class of crystalline solids with electrical conductivity between that of a conductor and an insulator.
绝缘子覆冰密度与电场强度、绝缘子材料、结构、形状、覆冰水电导率等有关。
It also shows that the electric strength, the material, type, structure of insulators and the water conductivity may influence the ice density.
摘要对比了半绝缘多能谷光电导开关中光激发单极畴和耿氏器件中偶极畴的物理机制。
The photon-activated monopole domain in a semi-insulating multi-valley photoconductive semiconductor switch and the dipole domain in a Gunn device are compared.
在直流XLPE电缆接头的设计中，界面空间电荷的抑制是接头设计成功的保证；而对界面空间电荷的抑制就需要界面两侧绝缘的介电常数和电导率的合理配合。
In designing DC XLPE joints, the suppression of interfacial space charge is the most important, which depends on the reasonable permittivity and conductivity coordination of the two insulations.
其电极满足ASTM标准d 257“绝缘材料的直流电阻或电导”的要求。
The electrodes follow the ASTM Standard D257 entitled "DC Resistance or Conductance of Insulating Materials."
建立了含界面层的金属-绝缘体复合材料的有效电导模型。
An electric conductivity model of metal insulator composites with an interfacial shell is given.
并使带电导体间或导体与大地之间有足够的距离绝缘，用于中置式开关柜及其它开关柜内。
And to make electric conductor or conductor and the distance between the earth have enough insulation, used for type switch gear and other switchgear inside.
并使带电导体间或导体与大地之间有足够的距离绝缘，用于中置式开关柜及其它开关柜内。
And to make electric conductor or conductor and the distance between the earth have enough insulation, used for type switch gear and other switchgear inside.
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