close distance seam group的意思|示意
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近距离煤层组
close distance seam group的网络常见释义
近距离煤层群 ...距研究_煤矿安全论文_煤矿论文网 关键词: 近距离煤层群; 同采; 错距; 支承压力 [gap=492]Key words: close distance seam group; simultaneous mining; malposition; abutment pressure ...
close distance seam group相关例句
Therefore, the conventional staggered distance model of ultra-close thin coal seam group during combined mining is put forward; and the theoretical research and physical simulation are carried out.
因此提出极近距离薄煤层群联合开采常规错距开采模型,并进行理论和物理模拟试验研究。