ground pressure of mine roadway
ground pressure of mine roadway
矿井巷道地压
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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School of material science and engineering, Jinchuan company. Ground pressure activity disciplinarian and control method on the bad position of roadway at No. 2 mine, 1983.
北京科技大学，金川公司。金川二矿区不良岩层巷道地压活动规律及控制方法的研究。
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