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

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.

出自：船舶水手证

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