单项选择题
A.To take off the covers from the hawse pipes and clear the spurling pipes
B.To make sure that the windlass is out of gear and the brakes are on
C.To turn the windlass over slowly
D.To inform the engine room to ensure that deck power and water are off
单项选择题 When anchoring，good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use（）.
单项选择题 When anchoring a vessel under normal conditions，which scope of chain is recommended? （）
单项选择题 When anchored，increasing the scope of the anchor chain normally serves to（）.