“国家天文大地网”的概念、定义、翻译、参考文献-科学参考

单词	国家天文大地网
释义	国家天文大地网 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	agricultural remote sensing agricultural residues agricultural resource and environment Agricultural Resource and Environment Sciences agricultural resource distribution agricultural resources agricultural resources environment agricultural robot agricultural rodent control Agricultural Rodent Pests in Southwest China agricultural scale operation agricultural science and technology agricultural science and technology achievements agricultural science and technology extension organization agricultural science and technology extension system agricultural science and technology innovation system agricultural science and technology progress agricultural scientific research system agricultural socialized service organization agricultural soil and water resources utilization agricultural soil environmental survey agricultural solid waste agricultural specialization agricultural specialization management agricultural stable isotope tracer technique

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。