文中认为，目前对电力用户功率因数的要求偏低，建议提高。

It is pointed out that the power factor requirement for users is too low and should be raised.

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由于高功率因数是99%以上(额定负荷)，电力容量可大为减少。

Since the high power factor is 99% or higher (at rated load), the power capacity can be greatly reduced.

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通常情况下计算直流传动电力机车的功率因数较为困难，而且计算出来的数值不甚准确。

Usually, it is difficult to compute the power-factor of DC drive electric locomotive, furthermore, the outcome is not exact.

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