单选题如果用DSC设备收妥确认遇险报警信息，在DSC上应选（）ADISTRESS ACKNOWLEDGEBURGENT CALLCDISTRESS RELAYDSAFETY CALL
单选题
如果用DSC设备收妥确认遇险报警信息，在DSC上应选（）
A
DISTRESS ACKNOWLEDGE
B
URGENT CALL
C
DISTRESS RELAY
D
SAFETY CALL
参考解析
解析：
暂无解析
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