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【简答题】
为提高发动机怠速的稳定性,ECU在控制喷油量减少的同时,适当地 点火提前角
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反馈参考答案：
举一反三
【判断题】From the standpoint of the economy as a whole, insurance eliminates risk.
A.
正确
B.
错误
【单选题】A vessel engaged in replenishment or transferring persons, provisions or cargo while under way can be regarded as ______
A.
a vessel restricted in her ability to maneuver
B.
a vessel constrained by her draft
C.
a vessel not under command
D.
a power-driven vessel
【单选题】The author wrote the article from the standpoint of
A.
a teacher.
B.
a parent.
C.
a teenager.
D.
a reporter.
【单选题】A vessel is heading magnetic east and its magnetic compass indicates a heading of 086°. Which action should be taken to remove this error during compass adjustment?
A.
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets
B.
If the blue ends of the magnets are aft you should lower the fore-and-aft tray
C.
If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnets
D.
If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
【单选题】A pilot vessel on pilotage duty at night will show sidelights and a sternlight ______.
A.
when at anchor
B.
only when making way
C.
at any time when underway
D.
only when the identifying lights are not being shown
【单选题】[9-54]Which is supplied to the vessel by the MSA ___.
A.
Bell book
B.
Cargo gear register
C.
Official Logbook
D.
Rough Logbook
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