Standard No.:	GB 22021-2008
Chinese Name:	国家大地测量基本技术规定
English Name:	Basic specifications for national geodesy
Professional Classification:	A76 Geotectonic Mapping and Marine Mapping
Professional Classification:	GB National Standard
ICS Classification:	07.040
Issued by:
Issued on:	2008-06-20
Implemented on:	2008-12-01
Status:	VALID
Language:	English
File Format:	PDF
Word Count:
Price(USD):	please email coc@codeofchina.com for quotation
Delivery:	via email in 1-3 business day

前言……………………………………………………………………………………………………………………Ⅰ
引言……………………………………………………………………………………………………………………Ⅱ
１　范围………………………………………………………………………………………………………………１
２　术语和定义………………………………………………………………………………………………………１
３　总则………………………………………………………………………………………………………………１
４　大地基准与大地控制网…………………………………………………………………………………………２
４．１　大地基准……………………………………………………………………………………………………２
４．２　大地控制网…………………………………………………………………………………………………２
５　高程基准与高程控制网…………………………………………………………………………………………３
５．１　高程基准……………………………………………………………………………………………………３
５．２　高程控制网…………………………………………………………………………………………………３
５．３　似大地水准面………………………………………………………………………………………………４
６　重力基准与重力测量控制网……………………………………………………………………………………４
６．１　重力基准……………………………………………………………………………………………………４
６．２　重力测量控制网……………………………………………………………………………………………４
６．３　加密重力测量………………………………………………………………………………………………５
７　深度基准…………………………………………………………………………………………………………５
附录Ａ（规范性附录）２０００国家大地坐标系统定义和参考椭球常数………………………………………６
附录Ｂ（规范性附录）１９８５国家高程基准的定义和参数……………………………………………………７