The paper presents the neural network models of the current relay, impedance relay of circle character and polygon character, and proves that these models have better adaptability.
给出了电流继电器、圆特性以及四边型特性阻抗继电器的神经网络模型，并证明了三种模型都具有很强的自适应性。
By means of Cauipotential lines, exact formulas for calculating the characteristic impedance of the coaxial systems consisting of a circle and a N- resular polygon are derived in this paper.
本文利用等位线导出了截面由圆和正N 边形组成的同轴线特性阻抗的严格计算公式。
The device parameter as well as resonance frequency, mechanical quality factor and work band width were determined by the equivalent circuit input impedance admittance circle diagram.
分析压电式超声波换能器的等效电路，并由等效电路输入阻抗的导纳圆图确定了换能器的元器件参数以及谐振频率、机械品质因数和工作带宽等特征参量。
This paper studied the characteristics of electromagnetic wave propagation in chiral media, and got the expessions of surface impedance and admittance by use of vector circle method.
本文对电磁波在手征介质中的传播进行了研究，利用矢量圆法对传播中介质所表现出的表面阻抗和导纳进行了推导。
This paper studied the characteristics of electromagnetic wave propagation in chiral media, and got the expessions of surface impedance and admittance by use of vector circle method.
本文对电磁波在手征介质中的传播进行了研究，利用矢量圆法对传播中介质所表现出的表面阻抗和导纳进行了推导。
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