Frapping lines are fitted to lifeboat davits to（）.<br>A:reduce the swinging of the lifeboat as it is being lowered from the embarkation level<br>B:secure the lifeboat in the davits when in the stowed position<br>C:hold the lifeboat to the ship's side until the tricing lines are passed<br>D:be used as a safety line in an emergency

Frapping lines are fitted to lifeboat davits to（）.
A:reduce the swinging of the lifeboat as it is being lowered from the embarkation level
B:secure the lifeboat in the davits when in the stowed position
C:hold the lifeboat to the ship's side until the tricing lines are passed
D:be used as a safety line in an emergency

出自：海船船员证

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