单选题Which equipment is the primary source of generating a locating signal?（）ADSC onlyBDSC and EPIRBCSART and DSCDEPIRB and SART
单选题
Which equipment is the primary source of generating a locating signal?（）
A
DSC only
B
DSC and EPIRB
C
SART and DSC
D
EPIRB and SART
参考解析
解析：
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