單項選擇題Control of fire should be addressed().

A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries


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1.單項選擇題Considering the general circulation of the atmosphere,the wind system between latitudes 30°N and 60°N is commonly called the().

A.prevailing westerlies
B.horse latitudes
C.trade winds
D.subpolar low pressure belts

3.單項選擇題Concerning the identification signal for a pilot vessel,in fog,which statement is TRUE?()

A.When at anchor,the pilot vessel is only required to sound anchor signals
B.The identification signal must be sounded any time the pilot vessel is underway
C.The pilot vessel may only sound the identity signal when making way
D.All of the above

4.單項選擇題Concerning a celestial observation,the azimuth angle is measured from the principal vertical circle to the().

A.Greenwich celestial meridian
B.hour circle of the body
C.local celestial meridian
D.vertical circle of the body

5.單項選擇題Compliance with the terms of the load line certificate on a ship is the responsibility of the().

A.Ballast Control Operator
B.Barge Supervisor
C.Master or Offshore Installation Manager
D.operators representative