These will be very constrained budgets designed ( ) get the deficit down.
A. to
B. of
C. for
D. with
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This invention is ascribed to Edison. 句中is ascribed to 的含义是( )。
It is designed to reach a work -piece located within its work volume.该句中,located within its work volume.是过去分词短语作后置定语修饰( )
A revolute joint is like a hinge and allows relative rotation between two links.本句是具有( )谓语结构的简单句。
生产成本表现为产品价值中的( )
A. v和m的价值总和
B. 所费的c和v的价值总和
C. 生产商品实际生产费用c+v+m
D. 生产商品实际生产费用的差额m