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【单选题】

在光滑表面或薄工件表面上冲眼要( )。(钳工基础)

A.
浅些
B.
深些
C.
密些
D.
稀些
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】请问样冲在打冲眼是为了标记划线,使其更清楚,那么在什么时候打冲眼

A.
划线开始时候
B.
划线一部分时候
C.
什么时候都可以
D.
划线后检查无误时候

【单选题】钳工师傅在刃磨麻花钻时,要经常在水槽内进行冷却降温,其目的是:

A.
防止钻头因为磨削温度过高烫伤手掌
B.
防止钻头因为磨削温度过高而变形
C.
防止钻头因为磨削温度过高而使其磨削后硬度降低
D.
使钻头淬火,提高其硬度

【单选题】In the wake of 11 September, Visionics, a leading manufacturer, issued a fact sheet explaining how its technology could enhance airport security. They called it "protecting civilization from the faces...

A.
any way, the face-recognition technology is good enough to frighten the terrorists
B.
the industry will have to recognize the real situation and work hard to improve the technology
C.
all the claims are premature
D.
we must not expect too much

【单选题】()在钻壳体与衬套之间的螺纹底孔时,钻孔中心的样冲眼应打在

A.
略偏软材料一边
B.
略偏硬材料一边
C.
两材料中间
D.
两边均可以
相关题目:
【单选题】请问样冲在打冲眼是为了标记划线,使其更清楚,那么在什么时候打冲眼
A.
划线开始时候
B.
划线一部分时候
C.
什么时候都可以
D.
划线后检查无误时候
【单选题】钳工师傅在刃磨麻花钻时,要经常在水槽内进行冷却降温,其目的是:
A.
防止钻头因为磨削温度过高烫伤手掌
B.
防止钻头因为磨削温度过高而变形
C.
防止钻头因为磨削温度过高而使其磨削后硬度降低
D.
使钻头淬火,提高其硬度
【单选题】In the wake of 11 September, Visionics, a leading manufacturer, issued a fact sheet explaining how its technology could enhance airport security. They called it "protecting civilization from the faces...
A.
any way, the face-recognition technology is good enough to frighten the terrorists
B.
the industry will have to recognize the real situation and work hard to improve the technology
C.
all the claims are premature
D.
we must not expect too much
【单选题】()在钻壳体与衬套之间的螺纹底孔时,钻孔中心的样冲眼应打在
A.
略偏软材料一边
B.
略偏硬材料一边
C.
两材料中间
D.
两边均可以