Physics Unit29: Molecules and Solids (id: ba8b61671)

本题目来源于试卷: Physics Unit29: Molecules and Solids，类别为 国际高中通用物理

[单选题]
An n-type semiconduc gb4 6ib8x-r5+u z8jfwxpvzs 9u+uh(gtor is proxa .48uupk4yb 0o c 3;tombe:oduced by

A. doping the host crystal with donor impurities.
B. doping the host crystal with accepter impurities.
C. pure crystals of germanium.
D. none of the given answers


参考答案:  A


本题详细解析: 暂无

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