蹬杭, 闫, 黄陵矿业有限公司一号煤矿生产技术部, 中国
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卷 3, 编号 3 (2021) - 论文
综采工作面上下隅角悬顶治理技术研究与应用
摘要
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ⓒ2019 by Academic Publishing Pte Ltd
Address：73 Upper Paya Lebar Road #07-02B-01 Centro Bianco Singapore 534818
phone：+65 83184869
ⓒ2019 by Academic Publishing Pte Ltd