✦ LIBER ✦
Unconventional staggered distance simultaneous mining theory in extremely close and thin coal seams and its application
✍ Scribed by Yuan Yong; Tu Shi-hao; Lu Lian-ning; Ma Xiao-tao; Gao Jie
- Book ID
- 116846883
- Publisher
- Elsevier
- Year
- 2009
- Weight
- 423 KB
- Volume
- 1
- Category
- Article
- ISSN
- 1878-5220
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