NAVSAT NAVigation C communication SATellites 导航通信卫星
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navigation satellite , navigational satellite
词根： Navsat
Navstar 导航星（美国全球定位系统）
It should be noted that China has broken with Europe's Galileo navigation satellite program and will loft its own 30 satellite constellation to compete with the United States, Russian and European NavSat Systems.
CENTERFORSECURITYPOLICY: China's one world?
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