闭合应力测量的错误会对净压估计,以及随后的断裂几何形状的估计造成严重的错误。
An error in closure stress measurement can lead to a significant error in the estimation of the net pressure and, consequently, the fracture geometry.
采用滤失速度与滤失时间的平方根成反比的经典滤失理论计算水平缝中受净压力影响的压裂液滤失速度会带来较大误差。
Classic filtration theory will cause bigger errors to calculate filtration rate of fracturing fluid influenced by net pressure of horizontal fractures.
结果表明:净覆压对储层的孔隙度、渗透率和岩石压缩系数具有明显的影响,对储层岩石孔隙结构影响较小;
The results show that net burden pressure has obvious influence on porosity, permeability and rock compacting factor with little effect on pore configuration.
原状膨胀土在吸力和净围压较低时的剪胀和软化特性主要是由于结构损伤的演化引起。
The dilation and softening characteristics of natural expansive soil while shearing under low net mean stress and suction are mainly caused by the evolution of damage structure.
利用自行设计的一套净成形真空液相压渗工艺装置制备了净成形碳纤维增强铝基复合材料。
A near net shaped carbon fiber reinforced Al composite was prepared by a new vacuum squeeze casting process.
在剪切试验中,非饱和黏土应力应变关系依赖于净围压和基质吸力的不同组合,基质吸力增强土体应力–应变关系的硬化特性;
The stress-strain relationship depends on the combinational style of net normal stress and matric suction, and suction enhances the stress-strain stiffness feature during triaxial shear test.
在剪切试验中,非饱和黏土应力应变关系依赖于净围压和基质吸力的不同组合,基质吸力增强土体应力–应变关系的硬化特性;
The stress-strain relationship depends on the combinational style of net normal stress and matric suction, and suction enhances the stress-strain stiffness feature during triaxial shear test.
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