以前的研究表明，接触故障对信号传输的影响与很多因素有关，如接触阻抗和信号传输频率。
In former research the effects of electric contact on signal transmission have relations with a lot of factors, such as contact impedance and the frequency of transmission signal.
本文利用流体阻抗法对几种常见管系提供了求其固有频率的分析和计算方法。
This paper gives a method for analysing and computing the resonant frequency for some commonly used pipe systems by means of the fluid impedance method.
通过对该区中生界火山岩的测井、地震相、振幅、频率、波阻抗等地球物理响应研究，来进行岩性识别和储层预测，进而指导勘探部署。
The study of geophysical response, such as logging response, seismic facies, amplitude, frequency and wave impedance, is helpful for recognizing and predicting volcanic rock.
此外在所述感性单元和容性单元的串联回路中串入一可调电阻，实现对工作频率阻抗的精细调整。
In addition, an adjustable resistor is connected in series in the series loop of the sensing unit and the inclusive unit to realize the fine regulation to the power frequency impedance.
结果：电极阵列、电极皮肤接触阻抗、激励频率均对检测信号有影响。
Results: the results showed that the measuring electrode, skin-electrode, contacting impedance, and stimulating frequency all influenced the measured signal.
本文对具有介质电极的高频放电进行了讨论，对频率、介电常数对放电的影响，阻抗匹配等基本问题进行了探讨。
The paper discusses high frequency discharge with dielectric electrode, emphasizing on the basic issues relating to the influence of frequency, dielectric constant on discharge and impedance match.
采用频率响应特性分析方法，对典型变数据窗阻抗算法的频域特性以及滤除非周期分量的能力进行了综合比较和分析。
The frequency performances and dc-offset rejection abilities of several typical variable-window algorithms are evaluated and compared based on the frequency-response analysis method.
给出了V型人工电源网络规范中对阻抗模值和相角修改的内容，并对人工电源网络使用频率范围中的低频、中频和高频增加相角规范内容的原理进行了详细分析。
Gives the amendment of impedance magnitude and phase angle on AMN V-netwoks and analyses the rationale of the addition of impedance phase angle at low, medium and high frequencies.
该优化设计方法共分两步进行，首先，对天线的频率特性进行优化，然后在此基础上对天线的阻抗特性进行优化。
Using this method, a rectangular microstrip patch antenna loaded with a shorting pin is designed which operated at mobile communication frequency.
对四端对阻抗测量仪在其使用频段内进行校准，须确定四端对标准电容器的频率特性。
The calibration of four-terminal-pair(4TP) impedance meters at their working frequencies requires the knowledge of 4TP standard capacitor frequency characteristic.
当激振频率较小时，内部区域土体材料阻尼对土体扭转阻抗的刚度部分基本没有影响。
When the excitation frequency is relatively low, the material damping of inner region has negligible influence on the real stiffness of the soil.
当激振频率较小时，内部区域土体材料阻尼对土体扭转阻抗的刚度部分基本没有影响。
When the excitation frequency is relatively low, the material damping of inner region has negligible influence on the real stiffness of the soil.
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