Thes detecting structure instrument of the roof rock is integrated in the pneumatic bolt drill and data processing is adopted BP algorithm of mature net to identify the structure.

其中，顶板岩层结构探测仪是集成在风动锚杆钻机上，数据处理采用训练成熟的BP算法神经网络进行结构的识别；

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With material mechanics theory, expounded bolt tail subjected to no center load action and roof bolt broken mechanism while roadway was supported with bolts.

应用材料力学理论，阐明了锚杆支护时锚尾一定受到偏心载荷作用和顶板锚杆破断的机理。

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So that the roof micro-deformed monitoring can be equipped on the roof bolt conveniently and which is more prior in terms of detecting density, cycle and precision in comparison with others'.

顶板微变形仪可以方便的安装在顶板锚杆上，方便操作，具有监测密度大、周期短、精度高等其它仪器不能相比的优点。

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