举一反三
- 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
- In well-known Satellite Navigation Systems, besides China’s BDS, there are the US GPS, European GLONASS and Russian GALILEO.
- To use RNP navigation, the aircraft must have at least two flight management systems and two satellite navigation systems.
- Which of the following systems is the global navigation satellite system developed by China? A: GPS B: GLONASS C: GALILEO D: BDS
- In well-known Satellite Navigation Systems, besides China’s BDS, there are the US GPS, European GLONASS and Russian GALILEO. A: 正确 B: 错误
内容
- 0
Which<br/>one of the world's four largest satellite navigation systems has the<br/>short message communication function? ____. A: GPS<br/>navigation system B: GLONASS<br/>navigation system C: Beidou<br/>Navigation Satellite System D: Galileo<br/>satellite navigation system
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()service means a service which is based on polar orbiting satellites which receive and relay distressalerts from satellite EPIRBs and which provides their position . A: Geostationary satellite B: Near-polar orbiting satellite C: synchomizing satellite D. D: Terrestrial satellite
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satellite
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What cannot be concluded about the satellite images A: Satellite images are useless for calculating forest loss. B: Satellite images cannot detect forest loss by selective logging. C: Satellite images were not accurate because of changing environmental factors. D: Satellite images showed half or less of the actual deforestation in Brazilian Amazon.
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Living systems are A: isolated systems B: closed systems C: open systems D: None of them