单项选择题
A.Passenger tours available upon docking B.Long port stays necessary to secure vehicles C.Short in port turnaround times D.Heavy vehicles only require lightweight securing equipment
Which arrangement of shell plating is used most in mode...
单项选择题Which arrangement of shell plating is used most in modern shipbuilding().
A.Clinker B.Flush C.In-and-Out D.Joggled
When using the term limber system one is referring to a...
单项选择题When using the term limber system one is referring to a().
A.Cleaning system B.Drainage system C.Strengthening system D.Weight reduction system
When lowering manropes alongside a stage rigged over th...
单项选择题When lowering manropes alongside a stage rigged over the side of a vessel,they should be allowed to trail in the water().
A.to easily remove the kinks that form in the lines B.to allow the seamen on the stage to know the direction and strength of the current C.to provide the seaman something to hold onto if he or she falls from the stage into the water D.only for short periods of time since they will become waterlogged and be very heavy to pull up