The Class A EPIRB transmits a signal（）.<br>A:that follows the curvature of the earth<br>B:that can be picked up by SARSAT satellite<br>C:that activates an alarm on board nearby aircraft<br>D:to alert shore stations and then transmits a homing signal

The Class A EPIRB transmits a signal（）.
A:that follows the curvature of the earth
B:that can be picked up by SARSAT satellite
C:that activates an alarm on board nearby aircraft
D:to alert shore stations and then transmits a homing signal

出自：海船船员证

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