The surface of component that accept sunlight and be fixed on the revolving platform can be upright with sunlight all the time, so utilization efficiency of solar-energy can b...
2
旋转台上固定接受太阳光部件的表面始终与太阳光垂直，因而能大大提高其太阳能的利用效率。
The surface of component that accept sunlight and be fixed on the revolving platform can be upright with sunlight all the time, so utilization efficiency of solar-energy can be incr...
3
旋转台上固定接受太阳光部件的表面始终与太阳光垂直，因而能大大提高其太阳能的利用效率。
The surface of component that accept sunlight and be fixed on the revolving platform can be upright with sunlight all the time, so utilization ef...
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