更多"Frapping lines（）."的相关试题:
[单项选择]What is TRUE concerning frapping lines?（）
A. They are used to steady a lifeboat when lowered
B. They are normally attached to the davit span
C. They are needed only on radial davits
D. They are used to clear the puddings
[单项选择]Frapping lines are fitted to lifeboat davits to（）.
A. secure the lifeboat in the davits when in the stowed position
B. bring the lifeboat close along the rali in the embarkation position
C. give the occupants a safety line when the boat is being lowered from the embarkation level
D. reduce the swinging of the lifeboat at the embarkation level
[单项选择]Isogonic lines are lines on a chart indicating （）.
A. points of equal variation
B. points of zero variation
C. the magnetic latitude
D. magnetic dip
[单项选择]Mooring lines both（）were let go.
A. for and aft
B. from and aft
C. fore and aft
D. all and aft
[单项选择]Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?（）
A. Crossing the spring lines
B. Slacking all forward running lines while keeping all after running lines taut
C. Doubling up on spring or breast lines
D. Slacking bow and stern lines
[单项选择]Lines drawn through points on the Earth having the same atmospheric pressure are known as （）.
A. Isothermal
B. Millibars
C. Isobars
D. Seismics
[单项选择]The agency which assigns load lines and issues Load Line Certificates is the （）.
A. the Bureau of Shipping
B. Secretary of Commerce
C. the Customs
D. MSA or Coast Guard
[单项选择]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
[单项选择]The knot used to join two lines of different diameter is a（）.
A. square knot
B. carrick bend
C. becket bend
D. sheepshank
[单项选择]In the constant-tension mooring, the mooring lines holding the ship to the pier will maintain a constant tension even with changes in tide or ship’s draft, （）.
A. without the necessity of manually adjusting the lines
B. without the necessity of automatically adjusting the lines
C. with the necessity of manually adjusting the lines
D. with the un-necessity of automatically adjusting the lines
[单项选择]Lines on a chart which connect points of equal magnetic variation are called （）.
A. magnetic latitudes
B. magnetic declinations
C. dip
D. isogonic lines
[单项选择]As observed from the Earth，the angle between lines from the Earth to the Sun and the Earth to an inferior planet is known as（）.
A. elongation
B. conjunction
C. opposition
D. quadrature
[单项选择]Air in the fuel lines to the fuel injection nozzles of a diesel engine will cause the engine to （）
A. burn excessive amounts of lube oil
B. overheat without smoking
C. operate with reduce power or stop
D. run away without load
[单项选择]When two lines are spliced together,（）.
A. The size of the lines at the splice decreases
B. They are stronger than if knotted together
C. The overall strength of each line is increased
D. The bitter ends will resist rotting
[单项选择]The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.
A. crossover
B. runaround
C. come-along
D. manifold
[单项选择]The loran lines drawn on navigation charts represent（）.
A. Ground waves
B. Skywaves
C. Either ground waves or skywaves interchangeably
D. An average between ground wave and skywave positions
