单项选择题
The existing terrestrial radio system has a number of basic flaws which（）.
A.can be overcome by using traditional techniques
B.can not be overcome by satellite system
C.can be overcome by satellite and digital techniques
D.can not be tackled by any modern system
点击查看答案&解析
相关考题
-
单项选择题
When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）in a coordinated search and rescue operation with the minimum delay.
A.assist
B.send a rescue
C.search the distress area
D.Reach the distress position at once -
单项选择题
For ship-to-shore distress alerts, you can use（）.
A.INMARSAT, EPIRB and DSC
B.NAVTEX, NBDP and R/T
C.INMARSAT, VHF and SART
D.EPIRB, DSC and radar -
单项选择题
Every ship shall carry personnel qualified for（）to the satisfaction of the Administration.
A.distress and safety radio communication purposes
B.life-saving purpose
C.GMDSS requirements
D.emergency position
