A new control approach is presented with a "local strain compensation" and a low cutoff frequency inertial link feedback in place of the differential one.
提出了“局部激励应变补偿”和把通常的微分负反馈改为低截止频率的惯性环节正反馈的控制新方案。
Two kinds of dispersion equations are given and the relation between the cutoff frequency and core chiral admittance is studied.
给出了两种色散方程并研究了该波导各模式截止频率与芯区手征导纳的关系。
The effects of cage in mine tunnel on the cutoff frequency is analyzed by the finite-element method when the tunnel is regarded as a waveguide, and the numerical results are obtained.
把矿井隧道看作波导，利用有限元法分析了隧道中的罐笼对电磁波截止频率的影响，并得到数值结果。
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