rock mass initial stress field 岩体初始应力场
The optimal algorithm is applied to determine the initial stress field of rock mass according to the stress changes around tunnel after excavation.
根据隧道开挖后其周围地应力变化的观测数据，建立了基于优化算法的岩体初始应力场识别方法。
In this study, the rock stress around the tunnel is discussed based on the initial stress measurements obtained in the rock burst field, and safety control based on AE monitoring is explained.
在这项研究中，在隧道附近的岩石重音被谈论根据在岩石爆炸领域得到的最初的重音测量，并且根据AE监视的安全控制解释。
By means of the least square method, the initial stress field parameters are identified according to the measured data of transformation of the rock when the underground tunnel is excavated.
利用地下隧道开挖后变形收敛观测数据，采用最小二乘法研究了岩体初始应力场识别问题。
应用推荐