更多"During one synodic rotation，a body "的相关试题:
[单项选择]During port state control inspection, if one generator is out of commission, （）should investigate whether power is available and conduct tests.
A. the third engineer
B. the PSCO
C. the surveyor
D. the chief engineer
[单项选择]If a vessel moored at a U-Sterminal does not comply with coast guard pollution prevention regulation, it may be detained by the （）
A. Inspector general
B. Captain of the port
C. local port authority
D. state pollution board
[名词解释] 嗜酸性小体（acidoPhilic body or Councilman body）
[单项选择]A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.
A. at anchor
B. towing a submerged object
C. being overtaken in a narrow channel
D. in distress
[单项选择]A signal of one prolonged，one short，one prolonged，and one short blast，in that order is given by a vessel（）.
A. engaged on pilotage duty
B. in distress
C. at anchor
D. being overtaken in a narrow channel
[单项选择]During the voyage he encountered boisterous winds and heavy weather during which time the vessel（）heavily and to such an extent that at times it was necessary to change course.
A. moved
B. labored
C. drove
D. went
[单项选择]During compressors running the accumulated moisture in the separators must be （）.
A. drained off
B. collected
C. sent to the crankcases
D. separated with oil
[单项选择]If the Shipowner makes an innocent misrepresentation which induces the Charterer to sign the contract，the Charterer may be entitled to（）the charter-party.
A. rescind
B. change
C. alter
D. amend
[单项选择]For optimum stability during jacking operations，mat ballast tanks or spud cans should be（）.
A. empty
B. fully ballasted
C. partially ballasted
D. sealed
[单项选择]An overtaking situation would be one in which one vessel is approaching another from more than how many degrees abaft the beam? （）
A. 0°
B. 10°
C. 22.5°
D. None of the above
[单项选择]This actually makes it harder to dress appropriately, but fortunately most offices also（）a few signals.
A. send for
B. send off
C. send up
D. send out
[单项选择]Weight is considered during the periodic required inspection and servicing of（）.
A. CO2 (carbon dioxide) fire extinguishers
B. foam fire extinguishers
C. water (stored pressure) fire extinguishers
D. All of the above
[单项选择]During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke’s color will be（）.
A. black
B. red
C. orange
D. yellow
[单项选择]A centrifugal pump vibrates excessively during operationUpon disassembling the pump it is found that the impeller is out of balanceWithout an available spare, you should （）.
A. drill holes through the heavy side of the impeller until it balances
B. weld counterweights to the light side of the impeller
C. remove metal from the heavy side by machining in a lathe
D. acid wash and serape the heavy side until it balances
[单项选择]During working, thermostatic expansion valve should be （）.
A. either all the way open or all the way closed
B. normally fully open
C. throttled depending on load
D. controlled by liquefied pressure
[单项选择]Radar makes the most accurate determination of the（）.
A. direction of a target
B. distance to a target
C. size of a target
D. shape of a target
[单项选择]Broken piston rings manifest themselves during the scavenge port inspection by（）
A. Lack of elastic tension, when the rings are pressed into the groove by means of a stick
B. Blackish appearance
C. Fractured rings and missing rings
D. all off the above
