As a basic design feature in the U.S., plants are not literally self-powering.
美国核电站的一个基本设计特色，电站并不给自身提供电力。
As a basic design feature in the U. S., plants are not literally self-powering.
美国核电站的一个基本设计特色，电站并不给自身提供电力。
As a basic design feature in the U. S., plants are not literally self-powering.
美国核电站的一个基本设计特色，电站并不给自身提供电力。
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