本文简要介绍煤尘、瓦斯爆炸试验巷道遥测系统的基本工作原理，着重分析该系统的传输误差。
This paper introduces briefly the principle of the telemetering system for coal ash and gas explosion experimental tunnel and then make an exhaustive analysis of transmission errors of the system.
本文通过室内试验、现场数据观测和数值模拟，分析得出了海域软岩巷道的变形规律及应力场分布规律。
This paper analyse deformation rule and stress field distributing rule of sea area soft roadway, through indoor experiment, local data observation and numbered analogue.
工业试验表明：开切眼巷道使用改进后的锚杆支护，有利于工作面安全生产，且能降低支护成本。
Commercial tests indicate that adopting the improved bolts are good for safety in production and can reduce support cost.
应用推荐