dielectric permittivity meaning in English
介电常数
Examples
- Applications of dielectric permittivity of grouting material to gpr image identification
注浆材料介电常数在雷达图像识别中的应用 - Furthermore , left - handed material ( lhm ) is a new kind of artificial material with both negative dielectric permittivity and negative magnetic permeability
左手物质是最近几年才提出的一种全新的人工合成材料,并且由于其独特的性质和广阔的应用前景而倍受关注。 - Ceramic / polymer composites with superior electric properties are new kind of composites in the field of materials research , in which ceramic / polymer 0 ~ 3 composites with high dielectric permittivity have been received much attention in recent years due to their potential applications
摘要在材料研究领域中，具有电学性能的陶瓷聚合物复合材料是一种新型的复合材料，其中其有高介电性能的陶瓷聚合物0 - 3复合材料以其广泛的应用前景已经引起人们极大的关注。 - Srtio _ 3 ( sto ) thin films exhibit a large electric field dependence of dielectric permittivity . the microwave surface resistance of yba2cu3o7 - x ( ybco ) is much lower than that of the normal conductor . the typical value of rs for ybco epitaxial thin film is smaller than 1 m
在低温下, srtio _ 3 (简写为sto )薄膜具有强烈的非线性介电性质,即:介电常数随外加直流电场变化而变化; yba2cu3o7 - x (简写为ybco )具有极低的微波表面电阻, rs ( 10ghz , 77k ) < 1m ,而且它们的晶体结构相似,晶格常数匹配以及化学性质相容。 - By the methods of conformal mapping , the closed - form analytical expressions for characteristic impedance per unit length and relative effective dielectric permittivity are deduced for the three asymmetric cpw ' s , and the analytical expressions of the electric field for asymmetric cpw with conductor backing is derived
根据本文所提出的模型，推导出了三种结构参数的具体特例，并给出了这些特例的特性阻抗、有效介电常数解析表达式。门）给出了分析有限介质基片厚度非对称共面波导导体损耗的方法，并推导出其解析表达式。