卫星导航系统 (衛星導航系統) wèixīng dǎoháng xìtǒng

wèixīng dǎoháng xìtǒng phrase satellite navigation system
Domain: Modern Chinese 现代汉语 , Subdomain: Astronomy , Concept:
Notes: (CC-CEDICT '衛星導航系統')

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北斗卫星导航系统全球卫星导航系统