Arrange in order by four levels of priority in mar 상세 페이지
1[전파전자통신기능사 필기] 16년 3회차
Arrange in order by four levels of priority in maritime mobile service.
1
Emergency communications ＞Distress calls ＞Urgency communications ＞Safety communications
2
Distress calls ＞ Emergency communications ＞ Urgency communications ＞ Safety communications
3
Distress calls ＞ Urgency communications ＞ Other communications＞Safety communications
4
Distress calls ＞ Urgency communications ＞ Safety communications ＞ Other communications
해설
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