The distance between the two NAVTEX statio
题型:单项选择题
问题:
The distance between the two NAVTEX stations with the same B1 character should be not exceed()nautical miles.
A.400
B.240
C.450
D.180
The distance between the two NAVTEX stations with the same B1 character should be not exceed()nautical miles.
A.400
B.240
C.450
D.180