By solving the equivalent capacitance of the capacitor, the formulas of effective permittivity are derived.
通过求解电容器的等效电容，进一步导出复合材料有效介电常数的计算公式。
The method of calculating effective permittivity and permeability of single and complex structure absorbent materials were given.
研究了单一结构和复合结构吸波材料电磁特性的计算方法。
The analytic expressions for its relative effective permittivity, capacitance per unit length and characteristic impedance are given.
给出了它的有效介电常数，单位长度电容和特性阻抗的解析表达式。
The key problem is to obtain the effective permittivity of chemical system when we study the interaction between microwave and chemical reaction.
为了研究微波与化学反应体系的相互作用，关键是对化学反应体系的等效复介电常数进行研究。
The mathematical model of the Lamb wave sensor was established on the basis of the partial wave theory and the surface effective permittivity method.
以部分波理论和表面有效介电常数方法为基础，建立了兰姆波传感器的数学模型。
In this dissertation, characteristic impedance and effective permittivity of two well-known electromagnetic stop band structures have been fitted by this method.
本文用该方法拟合了两个已有的电磁阻带结构的特性阻抗和有效介电常数。
The performance of RAM is closely related to effective permeability and permittivity of composites.
吸波材料性能的优劣与复合物的等效磁导率与介电常数密切相关。
The performance of RAM is closely related to effective permeability and permittivity of composites.
吸波材料性能的优劣与复合物的等效磁导率与介电常数密切相关。
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