They work because certain materials, such as bismuth telluride, generate an electrical potential difference within themselves if one part is hotter than another.
它们之所以能起作用是因为某些材料,比如碲化铋,如果其中一部分比另一部分热,内部就会产生电位差。
单词 | electrical potential difference |
例句 |
原声例句
经济学人-科技 They work because certain materials, such as bismuth telluride, generate an electrical potential difference within themselves if one part is hotter than another. 它们之所以能起作用是因为某些材料,比如碲化铋,如果其中一部分比另一部分热,内部就会产生电位差。 |
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