口述和问答1

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1. How many times should the distress signal “MAYDAY” be spoken when sending a distress

alert by radiotelephony? Tree times

2. What does MAYDAY mean in maritime communications?

It means that the vessel is in distress and requires assistance immediately 3. Which channel is designated for VHF DSC alerting?

CH70

4. What should a station do when transmitting an inadvertent distress alert or call?

Immediately transmit a DSC “distress cancellation” with own ship’s MMSI inserted as identification of ship in distress. In addition cancel the distress alert aurally over the telephony distress traffic channel associated with each DSC channel on which the “distress call” was transmitted. Monitor the telephony distress traffic channel associated with the DSC channel on which the distress was transmitted, and respond to any communications concerning that distress alert as appropriate.

5. What should be included in MAYDAY message?

Ship’s name, call sign, time in distress, position, nature of the distress, assistance needed, Which parties are those on-scene communications carried out between ? SAR unit and distress vessel. And OSC between SAR unit

6. Who should be addressed to when acknowledging the receipt of a distress alert sent by DSC?

All stations

7. What should a signal be prefixed by for distress traffic by radiotelephony?

MAYDAY MAYDAY MAYDAY

8. Shall an urgency communication have priority over all other communications except distress?

Yes

9. How many times should the urgency signal “PAN PAN” be spoken when sending an urgency

call?

Three times

10. Which means is often used to provide vessel’s position information to the GMDSS

equipment? GPS

11. What’s an urgency signal prefixed by for sending an urgency call?

PANPAN PANPAN PANPAN

12. According to the SOLAS, which radio equipment is not necessary for the ships sailing in the

sea area A2?

INMARSAT, HF DSC, EGC receiver, HF NBDP, and so on.自行脑补

13. Relating the reserve source of energy, if it is not a battery ,what is the period of test?

Weekly

14. What does SECURITE mean in marine communication?

It means that the calling station will send a safety message to transit containing an important navigational or meteorological warning

15. How many times should the safety signal “SECURITY” be spoken when send a safety call?

Three times

16. What does the safety call format or the safety signal indicate?

It implies that the station making the call has an important navigational or meteorological


warning to transmit.

17. Which mode is normally used when carrying out safety communications by NBDP?

FEC mode or CFEC mode

18. What kind of things should be reported to the pilot station?

Ship’s name, call sign, ship’s position, category of the ship, ETA, length, draft 19. When the vessel enters the VTS area, what is usually requested to report?

Ship’s name, call sign, course, speed, position, category 20. What does “fairway speed” mean?

Safe speed undertaken when considering the present condition and the regulations. 自己编的，不确定对错。

21. What is the meaning of “ETD”?

Estimated Time of Departure

22. What should be confirmed from the pilot station?

When the pilot will come on board, which side the pilot ladder should be prepared, how much above the water should the ladder be.

23. How can a ship get in touch with a port before her arrival?

By VHF

24. What should a master do before sailing?

Ask the officer to look all around the ship, prepare the sailing plan, check the equipment, inform the engine room to standby the main engine, contact with the administration, get all the procedures in necessity done.

25. Please spell your ship’s name and call sign?

自己编

26. What does MRCC stand for and what is its function? 27. What is general cargo?

It consists of various goods which are packed separately 28. What’s your present speed and course?

自己编

29. In accordance with the SOLAS Convention, what is the area outside sea area A1 ,A2 and A3?

Sea area A4

30. Should a ship station in receipt of urgency call address her acknowledgement to all other

station? No

31. Which type of mode is normally used when carrying out urgency communications by

NBDP？ FEC or CFEC

32. Relating DSC facilities ,what is the period of self-test?

Every day

33. Can a RCC coordinating distress traffic impose silence on stations which are interfering with

the distress traffic? Yes

1. Procedures to take when call a station

Preliminary operations:

Before transmitting, a station shall take precautions to ensure that its emission will not interfere with the transmissions already in progress. If such interference is likely, the

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