Font Size:
a
A
A
Keyword [double coal seam]
Result: 1 - 3 | Page: 1 of 1
1.
Research On The Dynamic Law Of Overlying Strata Failure In Shallow Burying And Short Distance Double Coal Seam Mining
2.
Study On Law Of Leakage And Range Of Spontaneous Combustion "Three Zone" In Multi-Layer Goaf Of Dual-System Coal Seams In Yongdingzhuang Mine
3.
The Migration And Enrichment Law Of CBM In Close-distance Double Coal Seam Mining And Its Influence On Gas Production Of Surface Wells
<<First
<Prev Next>
Last>>
Jump to
