The ship sailing in area A4 has to be provided with the ______ equipment.
In addition to meeting the requirement of sea area Al and A2, every ship engaged on voyage in sea area A3 shall be provided with ______.
In polar areas, if a vessel is operating 10 nautical miles from shore within range of shore-based VHF station, what area the vessel is operating within?
Ships sailing in area A2 will at least be capable of transmitting a ship-to-shore alert on ______.
In addition to meeting the requirement of sea area A1 and A2, every ship engaged on voyage in sea area A4 shall be provided with ______.
Which radio equipment is not necessary for the ships sailing in the sea area A1?
If a ship is in distress in area A3, ship-to-shore distress alerting shall be conducted by means of ______.
Having studied the INMARSAT document, GMDSS document, SOLAS Convention and other international navigation documents, we all know that the Chapter Ⅳ of SOLAS Convention is mainly about ______.
Chapter Ⅳ of SOLAS applies to all ships to which the present regulations apply and to cargo ships of ______ and upwards.
The satellite communication requirements of Chapter ______ of the 1974 SOLAS Convention can be met, either wholly or in part, by INMARSAT MESs capable of two-way communications.
The Chapter Ⅳ of SOLAS Convention is about ______.
SOLAS is the abbreviation of ______.
______ communications are intership VHF radio telephone communications for the purposes of the safe movement of the ships.
______ means rapid and successful reporting of a distress incident to a unit which can provide or coordinate assistance.
The Chapter Ⅳ of SOLAS is regarding the ______.
