When the high speed rail is installed, the height of the column and the ground is consistent, not only affects the aesthetic degree, but also affects the overall level of the barrier plate.
安装高速护栏板时，立柱与地面的高度是否一致，不仅仅影响到美观度，而且也影响了护栏板整体的防撞等级。
During fracturing of thin layer with high stress difference of reservoir and restraining barrier, height and width of fracture will decrease compared to thick layer.
储隔层应力差较大的薄层压裂过程中，缝高、缝宽相对于厚层变小。
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