Features of ground pressure and the applocable supporting pattern of soft rock are studied. Several new-type simple and easy bolts are also designed to support the soft rock.

剖析了软弱岩层的地区特点，探讨了该种岩层对支护的特殊要求，在此基础上介绍了几种简单易行的新型锚杆。

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The analysis results provide new reference to the study of bearing capacity of this type in soft sandy gravel rock foundation.

研究成果为研究砂砾岩一类软岩的承载力提供了新的途径。

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The wheel type soft rock crusher provided and developed by China University of Mining and Technology can crush larger pieces of clay. The soft rock crusher has overcome the impact loading, …

中国矿业大学提出并研制的轮式软岩破碎机能够实现破碎大粘土块，克服冲击载荷、粘料、涌料及均匀物料流等。

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