GMDSS中主要通过_来播放MSIA.SATETYNT/FLEETNETB.NAVAREA/SATETYNETC.SAFETYNET/NAVTEXD.VHF-DSC/NBDP
GMDSS中主要通过_来播放MSI
A.SATETYNT/FLEETNET
B.NAVAREA/SATETYNET
C.SAFETYNET/NAVTEX
D.VHF-DSC/NBDP
参考答案和解析
SAFETYNET/NAVTEX
相关考题:
以下关于MediaPlayer的生命周期描述有误的是()A、要开始播放MeidaPlayer对象,就必须成功调用prepare ()方法。B、MeidaPlayer通过isPlaying()方法来检测当前是否正在播放。C、MeidaPlayer通过setLooping(boolean)方法来设置是否循环播放。D、MeidaPlayer通过pause()方法来实现暂停播放,通过stop()方法来实现停止播放。
单选题The GMDSS is composed of().Asatellite and terrestrial communication systemsBonly navigational and alerting systemsCjust MSI system and locating systemDSAR co-ordination system
单选题In the GMDSS, MSI broadcasts will be made on two dedicated systems:()and().ANBDP/VHF radioBInmarsat safetyNet/NAVTEXCSafety service / Inmarsat-ADLong range / short range
单选题GMDSS通过MSI系统:()A播发通报B发射对时信号C发射定向信号D播发海上信息