日期:
来源:雅诚德英语网
Now the reinforcement of the tomb pit slope is finished, the surface strength of rock slightly increases, and the case of rock fall decreases significantly.
目前墓坑边坡加固已经完成,岩石表层强度有所增加,而碎石崩塌现象明显减小。
Now the reinforcement of the tomb pit slope is finished, the surface strength of rock slightly increases, and the case of rock fall decreases significantly.
目前墓坑边坡加固已经完成,岩石表层强度有所增加,而碎石崩塌现象明显减小。