A.course
B.track
C.direction
D.trend
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A.replaces directional signals
B.makes the other vessel the stand-on vessel
C.indicates doubt as to another vessels actions
D.is the same as a MAYDAY signal
A.distortion and compression
B.hydraulic and mechanical
C.magnetic and applied torque
D.frictionless and hydraulic
A.of
B.on
C.at
D.in
A.flashing amber light
B.yellow light with the same characteristics as the sternlight
C.all-round yellow light
D.yellow light with the same characteristics as the masthead light
A.fuel oil
B.sludge
C.oil refuse
D.All of the above
最新試題
What is normally used to pass a mooring line to a dock?（）
To reduce mild fever the MOST useful drug is（）.
Which radiotelephone signal indicates receipt of a distress message?（）
What happens to the efficiency of an anchor when it is moved from sand to mud?（）
There is something wrong with our radar．All kinds of objects can’t be clearly（）within the definite range.
There is not（）depth of water around the area centered at the lighthouse.
The radiotelegraph alarm signal is（）.
What is the（）of the turning circle in mavoeuvring?
What form of ice is of land origin?（）
What are symptom(s) of a ruptured appendix?（）