Therefore, how the displacement mutation and calculation convergence happened can be as a criterion to judge the roof damage.

因此，将监测点位移是否突变、计算是否收敛作为顶板破坏的判据。

youdao

Therefore, how the displacement mutation and calculation convergence happened can be as a criterion to judge the roof damage.

因此，将监测点位移是否突变、计算是否收敛作为顶板破坏的判据。

youdao