它可以实现单位功率因数和低电流畸变。
It can achieve unity power factor and low current distortion.
找出了高速大功率柴油机曲轴在自然放置状态下的渗氮畸变规律，分析了曲轴的形状及渗氮工艺参数对曲轴畸变的影响。
The distortion law of high-speed diesel crankshafts during nitriding was studied. The influence of crankshafts shape and nitriding process parameters on the distortion was analyzed.
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。
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.
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