更多"An advantage of nylon rope over man"的相关试题:
[单项选择]An advantage of nylon rope over manila rope is that nylon rope().
A. can be used in conjunction with wire or spring-lay rope
B. can be stored on decks exposed to sunlight
C. can hold a load even when a considerable amount of the yarns have been abraded
D. gives audible warning of overstress whereas manila does not
[单项选择]Nylon rope is often used in the makeup of a towline because it().
A. floats
B. stretches
C. handles easily
D. resists rot
[单项选择]One advantage of chain over wire rope for a tow bridle is that chain().
A. is better suited for inland towing
B. resists damage from chafing
C. handles more easily
D. equalizes towing forces better
[单项选择]Stuffer-braid rope has().
A. a yarn core
B. no core
C. three strands
D. 12 threads
[单项选择]What is the accepted standard for wire rope falls used in connection with the lifeboat gear?()
A. Six by seven galvanized wire rope
B. Six by twenty-four improved plow steel wire rope
C. Six by thirty-seven preformed fiber-core wire rope
D. Six by nineteen regular-lay filler wire rope
[单项选择]If kinking results while wire rope is being coiled clockwise,you should().
A. coil it counterclockwise
B. not coil it
C. take a turn under
D. twist out the kinks under a strain
[单项选择]In a combination chain and wire rope mooring system,the anchor chain is deployed at the anchor end of the line to().
A. increase fatigue life of the system
B. reduce the time to retrieve the line
C. increase the holding power
D. reduce the catenary
[单项选择]Which is normally used to hold wire rope for splicing().
A. Come along
B. Jigger
C. Rigger's screw
D. Sealing clamp
[单项选择]In order to help protect a natural fiber rope from rotting , the line must be().
A. dried , and stowed in a place with adequate ventilation
B. stowed in a hot , moist compartment
C. stowed on deck at all times
D. stowed in any compartment
[单项选择]A fiber rope can be ruined by dampness because it may().
A. rot
B. shrink
C. stretch
D. unlay
[单项选择]Coiling new rope against the lay,bringing the lower end up through the center of the coil,then coiling with the lay,in order to remove the kinks,is known as().
A. Coiling
B. Faking
C. Flemishing
D. Thoroughfooting
[单项选择]The rope which is the lightest is().
A. manila
B. nylon
C. polypropylene
D. dacron
[单项选择]The only wire rope termination which may be made in the field is().
A. swaged socket
B. thimbled mechanical splice
C. hand splice
D. spelter poured and resin sockets
[单项选择]A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain().
A. is more flexible and has the ability to absorb shock because of its weight
B. is less subject to wear and damage from abrasion
C. requires little maintenance
D. All of the above