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單項(xiàng)選擇題

The beacon located on board aircraft is termed（）.

A.EPIRB
B.PLB
C.ELT
D.MCC

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單項(xiàng)選擇題

（）is capable of finding any 406MHZ beacons no matter where they are.

A.Local User Terminal
B.Spacecraft
C.Local-mode coverage
D.Near polar orbiting satellites

單項(xiàng)選擇題

The COSPAS-SARSAT 406MHZ system was adopted as an element of the GMDSS by IMO in（）.

A.1992
B.1980
C.1984
D.1988