big inclined thick coal seam的用法和样例：
- Water-coal mixture burst is a new mine disaster in exploiting steeply inclined thick coal seam mining.
- The severe inclined thick coal seam,being its special geological storage conditions,is weakly extracted and the recovery rate is comparatively low.
- The movement of top coal and top roof is discussed with the data observed from the caving mining of deeply inclined thick coal seam with horizontal section in Zhaogezhuang colliery of Kailuan Group.
- Movement Rule of Top Roof and Top Coal in Horizontal Section Caving Mining in Deeply Inclined Thick Coal Seam
- Ground pressure behavior in top coal caving face supported by light hydraulic prop under condition of steep inclined thick coal seam