voltage standing wave ratio

基本解释

The utility model has the characteristics of light weight, small dielectric gain loss, low dielectric thermal noise temperature, small input voltage standing wave ratio, etc.
本实用新型具有重量轻、介质增益损失小，介质热噪声温度低、输入电压驻波比小等特点。
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The electric characteristic parameters of this novel sleeve antenna are calculated, including the input impedance, voltage standing wave ratio (VSWR), horizontal gain and radiation pattern.
研究了这种新型套筒天线的输入阻抗、电压驻波比（VSWR）、增益及辐射方向图等电特性。
Then, introduced the basic theory of trasmission line, mainly introduced several speciality parameters of trasmission line, include: speciality impedance, reflectance and Voltage Standing Wave Ratio.
然后，介绍了传输线的基础理论，其中重点介绍了传输线的几个特性参数，包括：特性阻抗，反射系数和电压驻波比。