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【多选题】
正面双手垫球的动作要点什么?A.
垫球的手型
B.
垫球的击球部位
C.
击球点
D.
用力顺序
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反馈参考答案：
举一反三
【简答题】工具箱中的“选择对象”控件按钮用于选择控件、______。
【单选题】Generally, runaway means such situation when the speed main engine exceeds the rating speed by its ____.
A.
10%
B.
15%
C.
20%
D.
5%
【简答题】画笔的颜色为工具箱中的____。
【单选题】To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?
A.
Speed limiting governor
B.
Over-speed governor
C.
Over-speed trip
D.
Over-speed relay
【单选题】Which of the following is closest to the meaning of this text?
A.
The fear of ill exceeds the ills we fear.
B.
Caution is the parent of safety.
C.
Do not wash your dirty linen in public.
D.
All news has wings.
【简答题】The speed exceeds the average speed by a factor of 2.5.
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