问题
单项选择题
It is possible for ships to receive safety message transmitted by Navtex station().
A.in any INMARSAT regions
B.in each NAVTEX area
C.at any distance
D.in Areas A3 and A4
答案
参考答案:B
It is possible for ships to receive safety message transmitted by Navtex station().
A.in any INMARSAT regions
B.in each NAVTEX area
C.at any distance
D.in Areas A3 and A4
参考答案:B