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Science of Surveying and Mapping
1009-2307
1989 Issue 2
mei guo de xiang dui he jue dui zhong li wang
zuo chuan hui ;
..............page:14-22
gu ti chao guan ce de zui xiao er cheng fen xi fang fa
jiang zhi heng ;
..............page:34-37
guan yu bi chang qi he biao zhun mi chi de yan jiu
li ming ;
..............page:11-13+37
gps bian jie zhi gao du jiao tui suan fang fa
Chen Xin
..............page:1-8