轮机英语三管轮试题甲板机械

轮机英语三管轮试题甲板机械
1907. _____ are used to handle anchors and chains.
A. Cargo winches
B. Mooring winches
C. Windlasses
D. Cargo hatches 1908. _____ are used for hauling in or letting out the wires which fasten the ship to the shore.
A. Cargo winches
B. Mooring winches
C. Windlasses
D. Cargo hatches 1909. _____ unit is mounted so as to raise and lower the cable from the spurling pipe, which is at the top and center of the chain or cable locker.
A. The cable lifter
B. The hoisting motor
C. The topping wire
D. The life-raft 1910. _____, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.
A. The winch motor
B. The band brake
C. The winch barrel
D. The anchor capstan
1911. The_____ is used for hauling in or letting out the wires or ropes.
A. windlass
B. anchor capstan
C. turning gear
D. winch barrel
1912. Anchor_____ are used in some installations where the cable lifter rotates about a vertical axis.
A. windlasses
B. drums
C. capstans
D. warp ends
1913. Anchor capstans are used in some installation where the cable lifter rotates about a _____.
A. horizontal axis
B. crankshaft
C. vertical axis
D. camshaft
1914. In the cargo winch, spur reduction gearing transfers the motor drive to_____.
A. the toping light
B. the board brake
C. the fail-safe
D. the barrel shaft 1915. 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
1916. If the pump for a hydraulic anchor windlass is over heating, the cause may be_____.
A. increased pump speed
B. excessive pump discharge pressure
C. too low of a tilting box angle
D. low pump speed
1917. The part of the anchor windlass that engages the
anchor chain for lifting is called the _____.
A. warping head
B. fairlead
C. wildcat
D. capstan
1918. If the pump for a hydraulic anchor windlass is overheating, the cause may be_____.
A. excessive drive motor speed
B. excessive pump discharge pressure
C. too low of a tilting box angle
D. insufficient drive motor speed
1919. Auxiliary machinery covers everything onboard except_____.
A. main engines
B. main boilers
C. pipes and fittings
D. A and B
1920. Mooring winches are often combined with_____ units so that one prime mover drives both.
A. crane
B. hatch cover
C. windlass
D. steering gear
1921. The most common forms of main drive used on deck auxiliaries are_____.
A. steam plants, electric motors and compressed air
B. diesel engine, hydraulic machinery and compressed air
C. steam plants, electric motors and hydraulic machinery
D. diesel engines, steam plants and hydraulic machinery
1922. Most anchor handling equipment incorporates_____ for
mooring purposes. A. cable lifters B. spur wheels C. bollard D. warp ends
1923. The duty of a deck winch is to lift and lower a load by means of a fixed rope on_____.
A. a warp end
B. a mooring winch
C. a worm gear
D. a barrel
课后练习
1924. _____are used to handle anchors and chains.
A. cargo winches
B. mooring winches
C. windlasses
D. cargo hatches
1925. _____are used for hauling in or letting out the wires which fasten the ship to the shore.
A. cargo winches
B. mooring winches
C. windlasses
D. cargo hatches 1926. When the power is shut off, the wire______.
A. becomes slack
B. can not be paid out unless the brake is overhauled or recover wire unless manually operated
C. will be let out because the brake is out of work
D. may be pay out due to no power
1927. In an automatic mooring winches, the wire is paid off the barrel at a _______tension and is recovered at_____ tension.
A. lower/higher
B. maximum/higher
C. predetermined minimum/higher
D. predetermined minimum/lower 1928. The spur geared mooring winches have advantages over worm geared ones in_______
A. higher efficiency of the gear train while reversing
B. the higher gear ratio
C. the multi-start feature
D. higher recovering speed
大连新题
1929. The clutch band of a constant tensioning mooring winch must be set up tight enough to drive the winch drum and should slip only when _______.
A. excessive loads are placed on the winch
B. minimum pull is being exerted by the winch
C. automatic operation of the winch is desired
D. wire is being retired at the maximum rate
1930. ____with various arrangements of barrels are the usual mooring equipment used on board ships.
A. Cranes
B. Winches
C. Capstans
D. Windlass
1931. The ___is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.
A. cranes
B. winch barrel
C. capstans
D. windlass
1932. In automatic ____. The winch may be overhauled and wire is paid off the barrel at a pre-determined maximum tension.
A. cranes
B. windlass
C. capstans
D. mooring winches
1933. The majority of automatic mooring winches ate spur geared to improve the Backward efficiency of the gear train for rendering
A. spur geared
B. screw geared
C. worn geared
D. belt driven
1934. Worm geared automatic mooring winches are ____ as the multi-start feature reduces the advantage of worn gear i.e. high gear ratio
A. popular
B. common
C. in lead position
D. uncommon 1935. The rotating units of a split windlass consists of a ___with shaped smug to grin the anchor cable, a mooring drum for paying out to letting go of mooting wires and a warp end for warping duties.
A. canes
B. mooring barrel
C. capstans
D. cable lifter
1936. The cable lifer, mooring drum and warp end of a split windlass may be separately engaged or disengaged by means of a ____
A. dog clutch
B. pair of gears
C. worm gear
D. turning gear
添加题
1937. _______ is put into use in the late years to maintain a preset tension in a mooring line after a ship after a ship has been tied up at a pier.
A the large-tension mooring
B the small-tension mooring
C the variable-tension mooring
D the constant-tension mooring
1938. 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 necessary 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
1939. Which gears must be maintained in proper alignment to prevent _______ A overheating of the lube oil B over-speeding of motor
C wear on the braking system
D damage to teeth。