The harmonic problems, such as distorting supply voltage, decreasing power factor, increasing energy loss, interfering with communication systems etc. are discussed in the part one.
第一部分讨论各种谐波问题，如使供电电压畸变，降低功率因数，增加能量损耗，干扰通讯系统等。
2
Equivalent interfering current is an important parameter to calculate interfering influence of H. V. power line on communication line. It is a statistic value created on the basis of measurements.
等效干扰电流是计算高压电力线路对电信线路干扰影响的一个重要参数，它是一个建立在测量基础上的统计值。
3
The American due process system is the important measure of interfering the government power and action by judicial power of court, it's purpose is to guarantee the individual rights.