A.forward error correction
B.aftward error correction
C.DGPS
D.error-free and low error reception
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A.At least two years after the last entry
B.At least one year after the last entry
C.At least 90 days after the last entry
D.At least 30 days after the last entry
A.LES
B.ESA
C.NCS
D.EGC
A.daily testing
B.either A or C
C.operational use of the equipment
D.testing at least every 48 hours
A.INMARSAT A
B.INMARSAT C
C.SafetyNET
D.NAVTEX
A.VHF
B.SART
C.NAVTEX
D.LES
最新試題
SOLAS ships shall be equipped with（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.
Ship-to-ship distress alerting should be conducted by（）.
The advantage of geostationary satellites is（）.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
What following is not among the function of SOLAS ships?（）
（）will form the basis for distress alerting and safety calling.
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.