单项选择题
A.Continue on the same course and speed B.Alter your course to the right C.Slow to 8.5 knots D.Alter your course to the left
Under identical load conditions，nylon，when compared wit...
单项选择题Under identical load conditions，nylon，when compared with natural fiber line，will stretch（）.
A.less and have less strength B.more and have less strength C.more and have greater strength D.less and have greater strength
Uncoiling manila line improperly can result in a(n)（）.A...
单项选择题Uncoiling manila line improperly can result in a(n)（）.
A.number of fishhooks B.kink in the line C.50% loss of efficiency of the line D.increase in deterioration of the line
Two mooring lines may be placed on the same bollard and...
单项选择题Two mooring lines may be placed on the same bollard and either one cast off first if（）.
A.the eye of the second line is dipped B.the mooring lines are doubled C.the bollard has two horns D.one of the lines is a breast line
