“National Gravity Fundamental Network 1957”的概念、定义、翻译、参考文献-科学参考

单词	National Gravity Fundamental Network 1957
释义	National Gravity Fundamental Network 1957 Encyclopedia 工学重力测量释 National Gravity Fundamental Network 1957; NGFN 19571957国家重力基准网中国建立的第一个国家重力控制网。共有27个基本重力点（包括南京、青岛、上海三个摆仪点与青岛市内的二点）和80个一等重力点。
随便看	domestic regulation domestic sewage treatment domestics support measures domestic tourism income domestic transport domestic violence domestic wastewater treatment domestic water price domestic water supply systems domestic water transport legislation of China dome structure dome valve domianat flow path domicile dominance dominance hypothesis dominance index dominance lattice dominance matrix dominance ordering dominance ratio dominance relation dominance relation in dependency tree dominance theroy dominance variance

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。