...超孔隙压力；破裂压力[gap=1506]Key words: deep sea drilling; ideally elastoplastic; stress around borehole; excess pore pressure; fracture pressure...
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由于低渗透页岩地层流体高温膨胀导致的超孔隙压力，有可能产生有效拉张应力，严重时会导致地层破裂。
Due to the higher thermal expansion of fluid in low permeability shale, the super pore pressure may lead to the development of effective tensile stress and even formation fracturing.
应变超孔隙水压力是上耦合于骨架剩余应变势的反映。
The strain excess pore water pressure is a response of the residual strain potential coupled with the skeleton of soil.
饱和软粘土地基沉桩过程中桩土挤压所引起的桩周土体超孔隙水压力效应是非常显著的。
The excess pore water pressure of saturated soft clay foundation caused by pile pushing is obvious.
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