Description is made on the principle and application result of the short group bolting of slushing roadways in loosened rock.
论述了短锚杆群
裂岩石中耙道的原理
实施效果。
Description is made on the principle and application result of the short group bolting of slushing roadways in loosened rock.
论述了短锚杆群裂岩石中耙道的原理实施效果。
声明：以上例
、词
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