A.transmit
B.to transmitting
C.transmitting
D.in transmitting
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A.strike
B.strikes
C.are striking
D.struck
A.Avoiding
B.To be avoided
C.Avoided
D.To avoid
A.complete service
B.partial controlled
C.quite new
D.total co-ordinated
A.relevant to
B.relate to
C.in response to
D.in relation to
A.WMO
B.IHO
C.IMO
D.WARC
最新試題
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
Please use（）for（）.
Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.
COSPAS-SARSAT is intended to be used for（）.
Ship-to-ship distress alerting should be conducted by（）.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
（）will form the basis for distress alerting and safety calling.
On-scene communications will normally take place between（）.
International Navtex service means the coordinated broadcast and automatic reception on（）khz of maritime safety information by narrow-band direct-printing telegraphy using English language.