The characteristics of VSWR and the gain of the antennas with different Numbers of wires and different heights are analyzed.
分析了天线的电压驻波比和增益随着线栅根数以及天线高度等参数变化的特性。
The magnetic sensor has characteristics of high sensitivity and quick response due to the amorphous wires excited directly by sharp pulse train current containing amount of harmonic signals.
采用含有丰富谐波分量的窄脉冲电流作为励磁信号对非晶丝直接励磁，使传感器具有灵敏度高、响应快的优点。
With the proposal, the utility model has the characteristics of simple structure and timely de-icing and guarantees the normal use of electric transmission wires in the freezing climate.
采用以上方案使得本实用新型具有结构简单，除冰及时和确保电力传输线在冰冻气候下正常使用等特点。
With the proposal, the utility model has the characteristics of simple structure and timely de-icing and guarantees the normal use of electric transmission wires in the freezing climate.
采用以上方案使得本实用新型具有结构简单，除冰及时和确保电力传输线在冰冻气候下正常使用等特点。
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