【单选题】
为了避免震动，用低速控制钮减低移动舱盖的速度。（）
A、To avoid shock, reduce the speed of moving hatch cover by inching control.
B、To avoid shock, reduce the speed of moving hatch cover by control levers.
C、To avoid shock, reduce the position of moving hatch cover by inching control.
D、To avoid shock, reduce the course of moving hatch cover by control levers.
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