The followings are used in the GMDSS except _________.
A: the Inmarsat system
B: VHF， MF and HF DSC systems
C: the Cospas-Sarsat system
D: AIS systems
A: the Inmarsat system
B: VHF， MF and HF DSC systems
C: the Cospas-Sarsat system
D: AIS systems
举一反三
- What are the infrastructure systems? A: skeletal systems B: muscular systems C: cardiovascular system D: nervous system E: lymphatic system
- A3 海区船舶遇险报警可使用______,实现船到岸报警。 A: VHF DSC 设备 B: MF DSC 设备 C: MF/HF DSC 设备 D: HF DSC 设备和Inmarsat 设备
- 在A3海区实现船对岸遇险报警通常采用（）。 A: VHF DSC设备 B: HF DSC或Inmarsat船站 C: MF/HF NBDP设备 D: MF DSC设备
- Two systems of weights and measures used in the U.S. are ______. A: the U. S. Customary System and the metric system B: the International System and the metric system C: the Imperial System and the metric system D: the Customary System and the Imperial system
- 以下GMDSS子系统具有遇险报警功能的是________。 A: Inmarsat系统、COSPAS -SARSAT系统和VHF无线电话系统 B: Inmarsat系统、V-Sat系统和地面通信系统 C: MPDS系统、COSPAS SAISAT系统和地面通信系统 D: Inmarsat系统、COSPAS -SARSAT系统和地而通信系统