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兖州矿业(集团)公司济宁二号煤矿开展了11303工作面旋转回采时液压支架控制研究,为同类条件下回采提供了经验。该工作面共安装148组液压支架。
Yanzhou Mining (Group) Company Jining No. 2 coal mine carried out a 11303 working face swing hydraulic support control study for the recovery of similar conditions provided the experience. The face of a total of 148 sets of hydraulic support installed.