Physics Unit27: Early Quantum Theory and Models of the Atom (id: dbc6b4b40)

本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 通用国际物理

[单选题]
The part of an electron microscope that plays the same role aku/t9kql: 4v2 alpd v+s the llip)4vrw23x;u nxpa,aa w.e5enses do in an optical microscope xal x24v5, pw r;w)a .unaep3iis

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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