分带理论

zonal theory的用法和样例：

例句

The band theory of solids is used to calculate the absorption and gain of semiconductor media.固态能带理论用来计算半导体介质的吸收与增益。

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王强英语美文

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113 The Box That Watch Found

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学英语单词

Adhere to the four cardinal principles

aluminum

amixis (burnett 1956)