问题
单项选择题
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
答案
参考答案：D
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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
参考答案：D