更多"An example of a modern anchor which"的相关试题:
[单项选择]An example of an anchor which has a stock is a（）.
A. Bruce anchor
B. Dunn anchor
C. Hook anchor
D. Danforth anchor
[单项选择]Two types of anchor shackles which are currently available are（）.
A. U-Type and posilok shackles
B. C-Type and wedge shackles
C. D-Type and bow shackles
D. wedge and kenter shackles
[单项选择]A design modification of an anchor chain which prevents kinking is the（）.
A. detachable link
B. stud link
C. Kenter link
D. connecting link
[单项选择]An LWT anchor often has difficulty tripping in（）.
A. sand
B. soft soil
C. stiff clay
D. heterogeneous soil
[单项选择]If an anchor windlass has been idle for some time, you should （）.
A. repack all valve stems
B. lubricate it prior to use
C. replace the foundation bolts
D. balance the warping heads
[单项选择]Which expression has the different meaning from entry into force ? “entry into force” means is（）.
A. coming into effect
B. moving to full effect
C. being based on force
D. coming into force
[单项选择]Which factor has the greatest effect on the amount of gain required to obtain a fathometer reading?（）
A. Salinity of water
B. Temperature of water
C. Atmospheric pressure
D. Type of bottom
[单项选择]ANCHOR HAS ITS OWN CABLE TWISTED AROUND IT defines（）.
A. foul of anchor
B. dropping anchor
C. weighing anchor
D. walking back anchor
[单项选择]The angle at which the anchor flukes penetrate the soil is the（）.
A. burial angle
B. penetration angle
C. fluke angle
D. holding angle
[单项选择]On an anchor windlass，the wheel over which the anchor chain passes is called a（）.
A. brake compressor wheel
B. devil's claw
C. wildcat
D. winchhead
[单项选择]Which is NOT a part of an anchor?（）
A. Bill
B. Devil's claw
C. Palm
D. Crown
[单项选择]Which tackle arrangement has the LEAST mechanical advantage（）.
A. Single whip
B. Gun tackle
C. Luff tackle
D. Twofold purchase
[单项选择]In a crossing situation,the vessel which has the other on her own starboard side shall（）.
A. if the circumstances of the case admit, avoid crossing ahead of the other
B. change course to port to keep out of the way
C. overtaking another
D. All of the above
[单项选择]A liferaft which has inflated bottom-up on the water（）.
A. should be righted by standing on the carbon dioxide cylinder，holding the righting straps，and leaning backwards
B. should be righted by standing on the life line，holding the righting straps，and leaning backwards
C. will right itself when the canopy tubes inflate
D. must be cleared of the buoyant equipment before it will right itself
[单项选择]A CLEARLY MARKED WAY IN THE VESSEL WHICH HAS TO BE FOLLOWED IN CASE OF AN EMERGENCY defines（）.
A. Escape route
B. Alley way
C. Corridor
D. Embarking way
[单项选择]A tank which has been sealed for a long period of time can be dangerous because （）.
A. steel surfaces consume oxygen by rusting
B. sealed tanks usually form a vacuum
C. moisture condenses in the tank, displacing the oxygen
D. most tank coatings give off poisonous vapors in the presence of moisture
