In launching a covered lifeboat，what would safely lower the lifeboat from inside the lifeboat cabin?（）<br>A:Frapping line<br>B:Tricing line<br>C:Rottmer release<br>D:Winch remote control wire

In launching a covered lifeboat，what would safely lower the lifeboat from inside the lifeboat cabin?（）
A:Frapping line
B:Tricing line
C:Rottmer release
D:Winch remote control wire

出自：海船船员证

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