价带顶和导带底附近的带间跃迁振子强度大部分都近乎为零；

Most optical oscillator strengths for the transitions between valence band and conduction band are nearly equal to zero.

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价带顶和导带底附近的带间跃迁振子强度大部分都近乎为零；

Most optical oscillator strengths for the transitions between valence band and conduction band are nearly equal to zero.

youdao