“national astro-geodetic network”的概念、定义、翻译、参考文献-科学参考

单词	national astro-geodetic network
释义	national astro-geodetic network Encyclopedia 工学大地起算数据释 national astro-geodetic network国家天文大地网在中国领土范围内，由互相联系的大地测量点（简称大地点）构成的网，大地点上设有固定标志，以便长期保存和使用。简称国家大地网。建立国家大地网的经典方法是边角测量，需要采用天文观测方法测定天文经纬度和方位角，所以又称为天文大地网。
随便看	administrative legislation action Administrative License Law of the People's Republic of China administrative licensing administrative licensing of work safety and health administrative litigation administrative litigation in environment administrative litigation law administrative litigation with civil action administrative loyalty administrative machinery administrative management of library administrative map administrative measure administrative measures for development zone planning Administrative Measures for Express Delivery Market administrative measures for planning and construction of administrative towns Administrative Measures for Sports Service Certification Administrative measures for the accreditation of national industrial design centers (for Trial Implementation) Administrative Measures for the Compensation Fund for Ship Oil Pollution Damage in People's Republic of China administrative measures for the confirmation and recordation of foreign-funded projects Administrative Measures for the Security Protection of Computer Network International Network Administrative Measures for the Site Selection Planning of Construction Projects administrative measures for traffic safety management Administrative Measures of Key Scientific Research Bases of National Cultural Heritage Administration Administrative Measures of Restoration of Movable Cultural Relics

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