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【单选题】
分度时，孔盘固定，转动分度手柄，通过（）等传动副，使工件转过所需的转数。
A.
齿轮
B.
蜗杆蜗轮
C.
分度头主轴
D.
蜗杆副
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参考答案：
举一反三
【单选题】After the birth of my second child，I got a job at a restaurant.Having worked with an experienced 16for a few days，I was 17to wait tables on my own.All went 18that first week.When Saturday night came，I...
A.
repeated
B.
discovered
C.
corrected
D.
described
相关题目：
【单选题】After the birth of my second child，I got a job at a restaurant.Having worked with an experienced 16for a few days，I was 17to wait tables on my own.All went 18that first week.When Saturday night came，I...
A.
repeated
B.
discovered
C.
corrected
D.
described
参考解析：
题目纠错 0
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