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The density of holes in the base is less than the density of free electrons in the emitter and collector .
基极中空穴的密度小于发射极和集电极中自由电子的密度。
youdao
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The density of holes in the base is less than the density of free electrons in the emitter and collector .
基极中空穴的密度小于发射极和集电极中自由电子的密度。
youdao