... dielectric 电介质，介电的 dielectric constant 介电常数，介电常量，电容率 dielectric polarization 电介质极化 ...
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介电常量的二次及三次方根与密度成线性关系。
The square root and the cubic root of the dielectric constants are linearly related to the volume ratios.
介绍一个实用的晶体管开关电路，用它能够较准确地测定电容和介电常量。
A practicable transistor on-off circuit is presented which can measure capacitance and dielectric constant accurately.
并以壳层的介电常量为幂函数为例，得到了梯度壳层介质球的等效介电常量。
As an example, the equivalent dielectric constant of inhomogeneous dielectric sphere, whose shell has power-law gradation profile is obtained.
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