于机床上的“光学分度头”A.9013.8090 B.9017.8000 C.

练习题库2022-08-02  18

问题 于机床上的“光学分度头”A.9013.8090B.9017.8000C.8466.3000D.8466.9390

选项 A.9013.8090
B.9017.8000
C.8466.3000
D.8466.9390

答案 C

解析
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