임의 구분전파전자기능사(구) · 2010년11월28일 · 21/60
21.What do you call a service of radiocommunication between mobile and land station or between mobile stations?(정답률:알수없음)
1
We call it a maritime service.
2
We call it a maritime mobile service.
3
We call it a mobile service.정답
4
We call it an aeronautical maritime mobile service.