题目内容

一种没有刻度的专用检验工具,用这种工具不能测出被测量工件的具体尺寸,但可确定被测量工件是否合格,它是()。

A. 游标计量仪
B. 气动式计量仪
C. 极限量规
D. 检验夹具

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Old time Australian homes usually had no sliced bread and washing had to be done by hand.

A. Y
B. N
C. NG

Under the leadership of Prime Minister Chifley, Australians gladly accepted socialism.

A. Y
B. N
C. NG

A.He came too early for the appointment.B.He missed the bus here.C.He went to a wrong

A. He came too early for the appointment.
B. He missed the bus here.
C. He went to a wrong address.
D. He felt very bad when he got up.

用以传递空间任意两轴间的运动和动力,应用最广的传动系统之一是()。

A. 链传动
B. 齿轮传动
C. 带传动
D. 蜗轮蜗杆传动

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