单项选择题
A.Manila line will usually last longer than nylon line B.Nylon line is excellent for use in alongside towing C.A normal safe working load will stretch nylon line 50% D.Nylon stoppers should be used with nylon line
Which spoken emergency signal would you use to call a b...
单项选择题Which spoken emergency signal would you use to call a boat to come assist a man overboard?（）
A.Distress signal B.Urgency signal C.Safety signal D.None of the above
Which mooring line is likely to undergo the most strain...
单项选择题Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）
A.Bow line B.Breast line C.Spring line D.Stern line
Which mooring line has the least elasticity?（）A.DacronB...
单项选择题Which mooring line has the least elasticity?（）
A.Dacron B.Nylon C.Esterlene D.Polypropylene
