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单选题
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
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单选题Which sequence is correct when launching a lifeboat stowed in gravity davits?（）A
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Release gripes，lift brake，release tricing pennants
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