PDF(382 KB)
A Study of Naturally Thawing and Digging Method of Gold Mining in Seasonal Frozen Ground
Gao Min, Tong Boliang, Lin Jinfang, Zhang Qibing
Journal of Glaciology and Geocryology ›› 1994, Vol. 16 ›› Issue (3) : 232-237.
PDF(382 KB)
PDF(382 KB)
A Study of Naturally Thawing and Digging Method of Gold Mining in Seasonal Frozen Ground
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