更多"[单选题]After two months they__in the "的相关试题:
[单选题] It took the experts several months to decide on the __( )_ for the new airport.
A. source
B. earth
C. site
D. character
[单选题] During the winter months，the southeast trade winds are ______.
A. stronger than during the summer months
B. weaker than during the summer months
C. drier than during the summer months
D. wetter than during the summer months
[单选题]After dismantling and checking,
A.the ridge on the impeller needs to ground out
B.the ridge on the impeller wili ground out
C.we were grounding out the ridge on the impeller
D.we ground out the ridge on the impeller
[单选题] The two most effective generating forces of surface ocean currents are ______.
A. temperature and salinity differences in the water
B. wind and density differences in the water
C. water depth and underwater topography
D. rotation of the Earth and continental interference
[单选题] The shortest distance between any two points on esrth defines a _____.
A. small circle
B. great circle
C. rhumb line
D Hyperbola (双曲线)
[单选题]After the separation of water and impurities in an oil separator,fuel oil is generally stored in
A.the double bottom tank
B.the daily service tank
C.the settling tank
D.the bilge tank
[多选题]Concurring wills attributable to two or more parties may be expressed:
A. in writing.
B. verbally.
C. through conduct.
D. by silence.
[单选题]Air conditioning systems fall into two main classes and central systems.
A.individual unit systems
B.flexible unit systems
C.rotary unit systems
D.reciprocating unit systems
[单选题] The two courses of action if the underwater hull is severely damaged are to plug the openings or to ______．
A.Establish and maintain flooding boundaries
B.Dewater the compartment
C.Secure power to the compartment
D.Ballast to maintain even keel
[单选题] The average time between two high waters is 12 hours and 25 minutes because this is the time it takes for____.
A.The sun to be at the opposite side of the moon
B.The moon to be at the opposite side of the earth
C.The moon to be at its apogee
D.The sun and the moon to be on the same side
[单选题] The IALA buoyage system is divided into two categories:________.
A.The buoy system and the lighthouse system
B.The central buoy system and the side buoy system
C.The lateral system and the cardinal system
D.The stripe system and the band system
[单选题]?Two vessels are approaching each other near head on. What action should be taken to avoid collision?
A. The first vessel to sight the other should give way
B. The vessel making the slower speed should give way
C. Both vessels should alter course to starboard
D. Both vessels should alter course to port
[判断题]only after being recognized the state has the right to defend its integrity and independence.
A.正确
B.错误
[单选题]Which action should you take after sending a false distress alert on VHF?
A. Send a DSC cancellation message on Ch-70.
B. Make a voice announcement to cancel the alert on Ch-16.
C. Make a voice announcement to cancel the alert on Ch-13.
D. Make a voice announcement to cancel the alert on Ch-22A.
[单选题] When abandoning ship，after launching the motor lifeboat you should ______．
A.plot a course for the nearest land
B.take a vote on which direction you should go
C.stay in the immediate area
D.go in one direction until fuel runs out
