A.quick and good
B.convenient and certain
C.easily and simply
D.important and difficult
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A.living standards
B.survival condition
C.chance of survival
D.technical specification
A.they all have different limitations with respect to coverage
B.they all have different limitations in the technology they use
C.different systems apply to different ships
D.all of above
A.Inmarsat-A
B.Inmarsat-B
C.Inmarsat-C
D.Inmarsat-F
A.Search and rescue authorities ashore will rapidly received an distress alert and acted upon
B.SAR units will be rapidly alerted to a distress incident and assist in a coordinated SAR operation
C.Ships navigating in the immediate vicinity of the ship in distress will rapidly alerted to the alert and give their help accordingly
D.The RCC will rapidly alerted to a distress alert through satellite and terrestrial communication techniques and conducted a rescue operation immediately
A.no matter where they are and what time it is
B.at scheduled time and in major ocean regions
C.at fixed time and position
D.when they get permission
最新試題
On-scene communications will normally take place between（）.
Please use（）for（）.
Ship-to-ship distress alerting should be conducted by（）.
By using（）system a ship can send a distress message and know with certainty it will be received.
Radio communication（）for many years and helps to save tens of thousands of lives.
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
Before GMDSS, if the radio officer on board is serious ill,（）.
The vessel has stayed in port for seven days because she needs（）.
We consider（）send a helicopter with medical facilities to the distress area.