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兖州矿业(集团)公司南屯煤矿通过对1601小槽煤首采工作面的支护研究,为薄煤层安全开采提供了可靠的技术依据。
Yanzhou Mining (Group) Company Nantun Coal Mine through the first 1601 small slot coal face supporting study for the safe mining of thin coal seams provides a reliable technical basis.