A.use English language
B.always use the International Code
C.preface it by the word "Interco"
D.follow the transmission with the radio alarm signal
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A.By the On Scene Coordinator (OSC)
B.By the Coast Earth Station (CES) controlling the distress communications on that frequency
C.It is imposed by the Public Correspondence Station (PCS) controlling the distress communications on that frequency or channel
D.It is imposed by the High Seas Service (HSS) controlling the distress communications on that frequency or channel
A.red flares
B.smoke signals
C.sound signals
D.Any of the above
A.are not required aboard vessels on runs of less than 30 minutes duration
B.must be Coast Guard approved and stowed in a portable，watertight container
C.must be marked with an expiration date not more than 42 months from the date of manufacture
D.All of the above
A.provide assistance as the vessel is in distress
B.stay clear as the vessel is transferring dangerous cargo
C.stay clear as the vessel is fishing
D.change course to the right as the vessel is crossing your bow
A.a green star signal
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
最新試題
Which is NOT a distress signal? （）
Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?（）
Which is a distress signal? （）
If your vessel is underway in fog and you hear one prolonged and three short blasts，this indicates a（）.
Distress flares and smoke signals for small passenger vessels（）.
Three short blasts of the whistle means（）.
When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? （）
Which signal is recognized as a distress signal?（）
Which condition represents the appropriate time for setting off distress flares and rockets? （）
The signal to guide vessels in distress，which indicates，“This is the best place to land” is the（）.