本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 Generic Physics
[单选题]
The part of an electron microscope that plays the s-nu7 de-9ze01 txd ixz7qdk) xame role as the lenses do i6l yek-+lal cy 0-1psp,qy0gtn an optical p-t y- gl,p6y10c 0+kesaqllymicroscope is
A. the vacuum chamber.
B. the coils.
C. the cathode.
D. the deflector plates.
参考答案: B
本题详细解析:
暂无
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Post time 2024-1-22 00:41:22