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【单选题】
按国家标准,普通V带有()型号。A.
六
B.
七
C.
八
D.
九
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【简答题】drive/draiv/
【简答题】根据所给句意和音标，从每题A、B、C、D四个选项中，选出一个最佳答案。 小题1:We’ll have an English ________ / test / tomorrow. A．take B．team C．taxi D．test 小题2:I want a pet ________/ kæt /. A．cat B．cut C．kite D．kid 小题3:Could you please __...
【单选题】The terrible pain during a crisis is caused by______.
A.
the angular shape of the defective blood cells
B.
the cutoff of oxygen supply in parts of the body
C.
the cells stuck in the blood vessels
D.
eating spoiled food
【单选题】Magnetic compass deviation______．
A.
varies depending upon the bearing used
B.
is the angular difference between magnetic north and compass north
C.
is published on the compass rose on most nautical charts
D.
is the angular difference between geographic and magnetic meridians
【判断题】A rotation can be described in angular position, angular displacement, angular velocity, and angular acceleration.
A.
正确
B.
错误
【多选题】What of the following description about giving angular dimensions are correct?
A.
The boundary lines or the extents of them can be the extension lines of an angular dimension.
B.
The dimension line of an angular dimension is an arc with certain radius, and the carter of the arc is the vertex of the angle.
C.
The dimension figure of an angular dimension can be drawn horizontally or leftward.
D.
The dimension figures of an angular dimension can be placed in the breaks, above or at the sides of the extension lines, or above leader lines which are drawn start from dimension lines.
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