The high-power laser has completed more than 70 successful firings during ground testing.
该高能激光已经成功完成了70多次地面火力测试。
The climb must be powered by a high-powered ground-based light or laser aimed at a cell facing Earth, a concept known as power beaming.
升降装置必须由地面上的大功率的光或激光来提供能量，光或激光对准面向地面的电池。这就是所谓的“电力集束”概念。
The projecting piles also serve as supports for photovoltaics that power geothermal pumps, utilizing the abundance of high ground water to heat and cool the house.
而且，突出的桩也将作为支持光伏发电的地热电力泵，利用丰富的高地下水来加热或冷却房子。
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