It is probable that we, ll have geologic hazards come from earthquake and faulted structure, they can stratigraphic heave, inhomogeneous ground subsidence to result in oil linedislocation.
可能遭受的地质灾害主要为由于地震或断裂构造引起的地层错动或不均匀地面沉降，导致管线开裂。
2
Column in the same horizontal line, the high speed rail board installation is very easy, convenient, otherwise there will be a phenomenon of screw dislocation, can not be installed.
立柱在同一水平线后，高速护栏板的安装也就非常容易、便捷了，否则会出现螺丝错位的现象，无法安装。
3
The image force acting on the piezoelectric screw dislocation and the generalized stress on the surface of rigid line are calculated.