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 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。
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