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[单项选择]The final inspection responsibility for seeing that a tank barge is provided with the required equipment and fittings in good and serviceable condition prior to loading cargo rests with the ().
A. terminal operator
B. owner of the barge
C. tankerman or person in charge of loading
D. charterer through the Master of the towing vessel
[单项选择]The magnetic compass operates on the principle that().
A. like magnetic poles attract
B. unlike magnetic poles repel
C. unlike poles attract
D. the poles of the compass line up with the geographic poles of the earth
[单项选择]Routine radio communications should be no more than().
A. one minute
B. three minutes
C. five minutes
D. eight minutes
[单项选择]Charter-party usually contains a clause states that payment must be made in cash without discount every 30 days in advance,and that in default of payment the shipowners have the right to()the vessel from the Charterers service.
A. send
B. withdraw
C. let go
D. take off
[单项选择]Before operating a non-oceangoing ship greater than 100 gross tons it must have a fixed piping system to discharge oily mixtures ashore. This system must include().
A. approved oily-water separating equipment
B. a fixed or portable containment system at the shore connection
C. a spare pump in case the main pump is inoperative
D. at least one outlet accessible from the weather deck
[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]Owing to the greater girth of a ship amidships than at the ends,certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called().
A. drop strakes
B. stealers
C. throughs
D. voids
[单项选择]Your tank vessel is fully loaded, and you find that she is down slightly by the head. To adjust the trim, you may().
A. add ballast aft
B. load more cargo aft
C. shift cargo aft
D. All of the above
[单项选择]Vessel towing with the current shall()tow more than two boats and they must be towed alongside.
A. at times
B. at any time
C. at no time
D. at moment
[单项选择]Masters of ocean-going ships must keep in mind that () should be hoisted immediately if any quarantinable diseases be found.
A. the national flag
B. the quarantine signal
C. the Certificate of Pratique
D. the navigational light
[单项选择]() at the end of the distribution pipe ensures that adequate pressure is maintained by the pump.
A. A relief valve
B. An alarm
C. A pressure gauge
D. A non-maim valve
[单项选择]When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold,you should().
A. secure all ventilation
B. shut down the exhaust blowers
C. shut down the intake blowers
D. ventilate the cargo holds
[单项选择]A vessel fitted with twin screws is easier in()than a vessel with single screw.
A. turning maneuver
B. course setting
C. position fixing
D. regulating speed
[单项选择]To render the()liable,the shipowners must show that the proximate cause of the detention or expense was trading to a river with a bar or to a port with a bar.
A. Receivers
B. Consignees
C. Charterers
D. Cargoowners