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Terms for subject Earth sciences containing 导航 定位 | all forms
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奥米伽远程导航系统定位仪omega position location equipment
导航卫星测时和测距/全球定位系统navigation satellite timing and ranging/global positioning system
时距导航卫星/全球定位系统navigation satellite timing and ranging/global positioning system
短程导航电子定位系统short-range navigation electronic positioning system