Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations,vessels and aircraft? ()
A、Vessel's type
B、Vessel's course
C、Navigational status
D、All of the above
A、Vessel's type
B、Vessel's course
C、Navigational status
D、All of the above
A、satellite communications B、navigational information C、weather information D、position reporting service
A、A.satellite communications B、B.navigational information C、C.weather information D、D.position reporting service
A、μ=(μ+)+(μ-) B、μ=3(μ+)+2(μ-) C、μ=2(μ+)+3(μ-) D、μ=(μ+)·(μ-)
A、E换成E/(1-μ),μ换成1/(1-μ) B、E换成E/(1-μ2),μ换成1/(1-μ) C、E换成E/(1-μ2),μ换成μ/(1-μ) D、E换成E/(1-μ),μ换成μ/(1-μ)
A、A.Date of the first edition B、B.Date of the edition and,if applicable,the revision C、C.Information on the sounding datum D、D.Information on which IALA buoyage system applies
A、Configure MSDP between RPs. B、Redistribute multicast information in your IGP. C、Advertise S, G entries using MBGP. D、Configure PIM to advertise group information between RPs.