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【单选题】
加工长度较长精度较高的外圆锥工件,一般可采用( )。A.
)转动小拖板法
B.
)偏移尾座法
C.
)靠模车削法
D.
)成形刀法
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【单选题】______ to computer games, the boy began to dislike school, which made his parents worried.
A.
Related
B.
Addicted
C.
Connected
D.
Used
【简答题】完形填空 。 It rained for four days. Mike couldn't go out and 1 with his friends. His parents went to work and had to 2 the boy at home. They bought some 3 for him. But he didn't like to read them. He stoo...
【单选题】His parents began to ______ a small sum of money every month for his college education when he was still a little child.
A.
put up
B.
lay down
C.
set aside
D.
place apart
【简答题】It rained for days.Mike couldn’t go out and with his friends.His parents went to work and had to the boy at home.They bought some for him.But he didn’t like to read them. He stood by the window(窗户）and...
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