A.all mooring lines have a different tension
B.the leeward lines have higher tension than the windward lines
C.the maximum tension of the most heavily loaded line does not exceed the safe working load
D.all horizontal tension forces on the windward lines are no greater than the vertical tension forces
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A.The designated person in charge
B.The tankerman
C.The senior able seaman
D.The oiler
A.buoyancy
B.extra storage space
C.additional tank capacity
D.reduced stability
A.east
B.west
C.east in west longitude and west in east longitude
D.west in west longitude and east in east longitude
A.Snowfall or blowing snow
B.Lack of ability to estimate distance
C.Harsh contrast between sun-illuminated snow cover and the background
D.Hazy horizons with extensive mirage effects
A.release
B.relate
C.relieve
D.retain
最新試題
Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the（）.
Fire protection regulations apply to those towing vessels（）.
Each OSV must carry（）.
Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by（）.
Fire protection regulations for towing vessels require any fuel line subject to internal head pressure from fuel in the tank to（）.
Fire protection and manning regulations for towing vessels state that the Master or person in charge must ensure that all crew members who have not participated in the drills or received the safety orientation（）.
Fittings used for towing must be（）.
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
During the winter months，the southeast trade winds are（）.