GMDSS英语【二三副】

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[问答题]Inmarsat C SafetyNET-Introduction-The Inmarsat C martitme mobile satellite system has an inherent capability,known as Enhance Group calling,which allowes broadcast message to be made to selected groups of ship stations located anywhere within a satellite’s coverage.Four geo-satellites provide worldwide coverage for these types of broadcasts.Two types of EGC service are available:SafetyNET and FleetNET is a communication services offered by Inmarsat,and is not recognized by the Global Maritme Distress&Safety system,or GMDSS.SafetyNET,along with NAVTEX belongs to the GMDSS as the primary measn for disseminating maritime sarfety information.Ships regulated by the Safety of Life at Sea Conventin traverled covered by NAVTEX must carry an Inmarsat C SafetyNET receiver by 1 February 1999.
[单选题]For ships equipped with an INMARSAT SES, sending a distress alert is _______
[单选题]What should be indicated in the lists of ship and coast station?
[单选题]the fishing vessel _____the distress area assistance vessel arrived.
[单选题]Distress traffic consists of all message relating to the immediate assistance required by the ship in distress,including search and rescue communications and signals for locating.____are also distress traffic according to this passage
[单选题]Radio telephone stations should be in the upper part of the ship and be located away from noise that could _____the quality of communications.
[单选题]Equipment without the function of distress alerting is __.
[单选题]IN the COSPAS—SART system distress signals are processed by-------and the resulting data are forwarded to -----through ---communication network
[单选题]The NAVTEX receiver can be mounted ____
[单选题]When possible , __________VHF transmitter power necessary for satisfactory communication should be used.
[单选题]A radio determination system based on the comparison of reference signals with radio signals reflected, or retransmitted from the position to be determined, is ____.
[单选题]An area call will be normally transmitted by an RCC to relay a distress call so that ____
[单选题]We consider ____ send a helicopter with medical facilities to the distress area.
[单选题]_______ is an area within the radiotelephone coverage of at least one VHF coast station in which continuous DSC alerting is available.
[单选题]Receiving point is a mark or place_____a vessel comes under obligatory entry transit or escort procedure
[单选题]International safety Net and NAVTEX Services promulgate MSI by means of _______ ?
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