题目内容

假想用剖切平面将机件的某处切断,仅画出断面的图形,称为移出断面。

A. 对
B. 错

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局部放大图可以画成视图,剖视图或断面图,它与被放大部分的表达方式无关。

A. 对
B. 错

画剖视图时,均布肋板不对称时画成对称。

A. 对
B. 错

The old couple were ___ with grief as their son died in the war.

A. caught
B. overwhelmed
C. preoccupied
D. embarrassed

Jack succeeding in ___ his father ___ buying him a new computer.

A.letting...into
B.asking...into
C.telling...into
D.talking...into

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