首页/ 题库 / [单选题]计量光栅是利用( )原理制成的。的答案

计量光栅是利用( )原理制成的。

单选题
2021-07-19 02:26
A、光的衍射
B、莫尔条纹
C、内光电效应
D、外光电效应
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正确答案
B

试题解析
B

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