更多"A continuous sounding of a fog-sign"的相关试题:
[单项选择]A continuous sounding of a fog-signal apparatus indicates（）.
A. the vessel is in distress
B. the vessel has completed loading dangerous cargo
C. it is safe to pass
D. the vessel is anchored
[单项选择]Continuous sounding of a fog whistle by a vessel is a signal（）.
A. that the vessel is anchored
B. to request the draw span of a bridge to be opened
C. of distress
D. that the vessel is broken down and drifting
[单项选择]The portable radio apparatus means（）.
A. the radio apparatus fitted on the portside
B. the radio with a portable equipment
C. the radio equipment which is easily movable
D. the portable radio with some apparatus
[单项选择]We took usual steps:sounding the depth, reversing and stopping engine,paying out anchor and 60 fathoms of chain cable in the depth of 12 fathoms.The operation above is（）.
A. berthing
B. searching
C. anchoring
D. picking up pilot
[单项选择]Line throwing apparatus aboard ship must contain（）.
A. two rockets，one of which shall be the buoyant type
B. three rockets，one of which shall be the buoyant type
C. four rockets，two of which shall be the buoyant type
D. five rockets，two of which shall be the buoyant type
[单项选择]At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
A. 200
B. 300
C. 400
D. 800
[单项选择]We took usual steps:sounding the depth，reversing and stopping engine，paying out anchor and 60 fathoms of chain cable in the depth of 12 fathoms．The operation above is（）.
A. berthing
B. searching
C. anchoring
D. picking up pilot
[单项选择]A ship having continuous closely spaced transverse strength members is（）.
A. longitudinally framed
B. transversely framed
C. cellular framed
D. web framed
[单项选择]A continuous watertight bulkhead is normally also a(n)（）.
A. structural bulkhead
B. exterior bulkhead
C. centerline bulkhead
D. joiner bulkhead
[单项选择]Modern centrifuge designs enable continuous over a considerable period of timeThis is achieved by which is timed to discharge the sludge at regular intervals（）
A. an injection process
B. an ejection process
C. a separation process
D. a heating process
[单项选择]A vessel having continuous closely spaced transverse strength members is（）.
A. longitudinally framed
B. transversely framed
C. cellular framed
D. web framed
[单项选择]A vessel sounding a fog signal of one short，one prolonged，and one short blast is indicating that the vessel is（）.
A. fishing
B. in distress
C. at anchor
D. not under command
[单项选择]At least（）two-way VHF radiotelephone apparatus shall be provided on every cargo ship of 300 tons gross tonnage and upwards but less than 500 tons gross tonnage.
A. one
B. two
C. three
D. four
[单项选择]An instrument designed to maintain a continuous record of atmospheric pressure is a(n)（）.
A. mercurial barometer
B. aneroid barometer
C. barograph
D. thermograph
[单项选择]An instrument that maintains a continuous record of humidity changes is called a（）.
A. thermometer
B. barometer
C. hygrograph
D. thermograph
