本文推导了不同掩埋深度的掩埋巷道顶板压力计算公式。
In this paper, formula for calculating cover pressures of buried tunnel at different depth is deduced.
本文利用现有多种顶板压力计算模型，充分发挥每种模型的优势。
The paper studies how to utilize calculating models of various roof pressure and develops advantages of every kind of model.
研究表明，灰色模型能很好地模拟或反映顶板压力参数的变化过程与内在规律。
Studies shod that the grey models can simulate or reflect roof pressure parameters changing and its inner rules.
为此，基于KJ216顶板压力在线监测系统，研制了采空区膏状充填体在线监测系统。
To this point, developed the on-line monitoring system of paste backfill in the goaf, based on the KJ216 monitoring system of plank pressure.
讨论了基于嵌入式系统的井下顶板压力监测系统的基本结构和所实现的功能，详细介绍了实现该系统的关键技术。
The paper discussed the basic structure and functions of monitoring system of plank pressure based on embedded system underground, and introduced the key techniques to realize this system.
从顶板管理、顶板压力计算、安全系数校核方面进行了介绍，并且在大倾角工作面三防措施管理方面进行了详细的阐述。
The roof management, roof pressure computing, assurance coefficient checking are introduced. Three kinds of protecting methods of working face management are expounded.
研究结果合理解释了顶板极其松软、矿山压力显现且相当剧烈的现象，对国内类似开采条件下的矿压显现规律研究可资参考。
The result reasonably explains the phenomenon that the behavior of ground pressure is very strong even under the very loose roof and can be referred for further studies in similar conditions.
在电收尘器内部高负压状态下，本装置能够控制顶板所承受的载荷在常规的压力范围之内。
The device can control the load born by the top plate to be within a normal pressure range when the inside of the electric dust catcher is in the state of high negative pressure.
现场矿山压力观测表明，无论是工作面顶板正常工作期间还是周期来压期间，工作面设备均表现出了良好的稳定性。
The site mine pressure observation showed that during the face roof normal period or the roof periodical pressurized period, the face equipment all presented a good stability.
现场矿山压力观测表明，无论是工作面顶板正常工作期间还是周期来压期间，工作面设备均表现出了良好的稳定性。
The site mine pressure observation showed that during the face roof normal period or the roof periodical pressurized period, the face equipment all presented a good stability.
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