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文章主要介绍三河尖煤矿在东一采区下分层部分区域松散煤顶条件下采用高档普采工艺 ,以及所采取的措施及效果
The paper mainly introduces the high-grade general mining technology of Sanhejian Coal Mine under the condition of loose coal roof under the stratified partial area in East First Mining Area, and the measures and effects adopted