兴林, 孙, 永城煤电控股集团有限公司, 中国
-
卷 3, 编号 5 (2021) - 论文
大埋深中厚煤层高水材料巷旁充填沿空留巷技术实施与探讨
摘要
Address：73 Upper Paya Lebar Road #07-02B-01 Centro Bianco Singapore 534818
phone：+65 83184869
ⓒ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