PDF(493 KB)
MEASURING METHOD FOR LINK SHIELD GUIDING SYSTEM
Pan Guorong;Bai Yun ;and Li Huaifeng
Journal of Geodesy and Geodynamics ›› 2012, Vol. 32 ›› Issue (3) : 55-58.
PDF(493 KB)
PDF(493 KB)
MEASURING METHOD FOR LINK SHIELD GUIDING SYSTEM
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