jgg     2012 32 (增1):  87-90    ISSN: 0412-1961  CN: 21-1139/TG

ACTUALITIES ANALYSIS OF 2000 NATIONAL GRAVITY DATUM
He Zhitang 1) ;Zhang Rui 2) ;Tang Zhiming 1) ;He Xiaoming 1) ; Wei Junhui 1) ; Cheng Hufeng 1) ; and Nie Jing 1)
1)The First Geodetic Surveying Brigade of SBSM, Xi’an 710054; 2)National Earthquake Infrastructure Service, Beijing 100003
Received: 1900-01-01  Revised: 1900-01-01  Online: null
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