A、is primarily designed for vessels operating up to 50 miles offshore or on foreign waters
B、transmits a signal that can be detected by satellite
C、must be manually activated
D、operates in the medium and low frequency bands
更多“A Class C EPIRB（）.”相关的问题
A、One approved Class A EPIRB B、Two approved Class A EPIRBs C、One approved Class B EPIRBs D、Two approved Class B EPIRBs
A、One approved Category 1 EPIRB B、Three approved Category 1 EPIRBs C、One approved Class B EPIRB D、Two approved Class B EPIRBs
A、operates on both military and civilian aircraft distress frequencies B、transmits both an alerting signal and a homing signal C、must be the float free type and automatically activated D、operates with a greater output of signal power
A、a distinctive signal B、the Morse Code signal for SOS C、a computerized voice announcement of Mayday D、your vessel's International Radio Call Sign
A、approved by the CCS B、designed for float free，automatic activation C、operated on 121.5/243 MHz D、operated manually
A、A.that follows the curvature of the earth B、B.that can be picked up by SARSAT satellite C、C.that activates an alarm on board nearby aircraft D、D.to alert shore stations and then transmits a homing signal
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