It's significant to study the regulation of active power of three-phase synchronous generator by way of the alternating power source of three-phase industrial frequency.

三相同步发电机作为三相工业频率的交流电源，研究其有功功率调节具有重要意义。

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"If we can manage our program well, our three-stage strategy could yield potentially 470,000 megawatts of power, by the year 2050,".

VOA: standard.2009.09.29

Fenton says within three years the cost of large solar plants should be the same as for coal or oil power plants.

VOA: standard.2009.10.27

And nearly three-out-of-five believe the war against the insurgency cannot be won with military power.

VOA: standard.2009.08.02

One of the lessons from these crisis situations is the power of the three human response factors to get things done quickly.

FORBES: Capture the Crisis!

This explains, in part, the power of number three.

FORBES: Small Odd Primes: Why We Love Numbers Three, Five, and Seven

Mr. WHITAKER: You could do a query to identify all parcels with a particular zoning designation within so many feet of three-phase electrical power and so many feet of a water line, and the three properties left to put your business or your school would light up.

NPR: Security Officials Seek to Block Some Online Maps