单选题When you are sure that the weight of the anchor is held by the brake ,take the windlass out of gear. （）A当确定刹车受力时，松开离合器。B当确定刹车受力时，合上离合器。C当确定不刹车受力时，松开离合器。D当确定不刹车受力时，合上离合器。
单选题
When you are sure that the weight of the anchor is held by the brake ,take the windlass out of gear. （）
A
当确定刹车受力时，松开离合器。
B
当确定刹车受力时，合上离合器。
C
当确定不刹车受力时，松开离合器。
D
当确定不刹车受力时，合上离合器。
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