An()indicates that there is imminent risk for navigation.
- Adistress alert
- Burgency message
- Csafety message
- Droutine message
An()indicates that there is imminent risk for navigation.
1、()is an indication that the weather is
()is an indication that the weather is about to clear.ARising cloudsBLowering cloudsCThickening cloudsDScattering cloud
2、An aircraft has indicated that he want
An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal...
3、There is a growing realization that th
There is a growing realization that the only effective way to achieve further reductions in vehicle()is to replace conventional diesel fuel and gasoline with cleaner-burning fuels.ApermissionBemissionComissionDMissio
4、A(n)()indicates that there is serious
A(n)()indicates that there is serious danger for vessel, crew and passenger.Adistress alertBurgency messageCsafety messageDroutine message
5、There is a possibility that small vess
There is a possibility that small vessel,ice and other floating objects may not be()by radar at an adequate range.AreflectBshownCdetectedDdefected
6、An aircraft has indicated that he want
An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal...