这种电能最初由风力涡轮机发电产生，然后以温差的形式存储于两个装满砂砾的筒仓里。
The electrical energy generated originally by the wind turbines originally is stored as a temperature difference between the two rock-filled silos.
可用于深空探测等领域的放射性同位素温差发电器利用半导体热电元件直接将放射性同位素的衰变热转化为电能。
The radioisotope thermoelectric generator which is employed in deep space exploration, converts heat from the natural decay of radioisotope materials into electrical power directly.
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