A new type of solar thermal system for homes that can provide heat, hot water, and electricity is being tested in Boulder, Colo., over the next few months.

未来几个月，科罗拉多州博尔德市将测试一种新型的家用太阳能热系统，该系统可以提供热量、热水和电力。

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Utilities often favor such systems, also called solar thermal, over costlier PV.

公用事业很支持这样的系统，也称为太阳热能，比光伏太阳能昂贵。

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The build cost for a solar thermal plant dropped 10% to $4, 692 per kilowatt.

太阳能热电厂的建造成本下降了10%，至每千瓦4,692美元。

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Cohen, 56, began his career refining the solar thermal process at Jerusalem's Hebrew University in 1977.

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Solar will be as cheap as fossil fuels before long, both PV and solar thermal.

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From the perspective of displacing fossil-fuel use, solar thermal water heater systems are even more advantageous.

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