源东, 李, 国能神东煤炭集团公司补连塔煤矿, 中国
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卷 4, 编号 10 (2022) - 论文
综采工作面过下覆空巷安全管理浅析
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Address：73 Upper Paya Lebar Road #07-02B-01 Centro Bianco Singapore 534818
phone：+65 83184869
ⓒ2019 by Academic Publishing Pte Ltd