PDF(421 KB)
PROPOSALS OF SOME AMENDMENTS FOR THE STATE STANDARD OF GB12897-91
Peng Peimin
Journal of Geodesy and Geodynamics ›› 1996, Vol. 16 ›› Issue (2) : 87-91.
PDF(421 KB)
PDF(421 KB)
PROPOSALS OF SOME AMENDMENTS FOR THE STATE STANDARD OF GB12897-91
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