rock compression

Based on the creep curves of soft rock under uniaxial compression, a damage variable and a hardening function are introduced into creep model to express the nonlinear creep behavior of soft rock. A new nonlinear model for axial and lateral creep is established for soft rock.

根据对单轴压缩条件下软岩蠕变特性的分析，引入损伤变量和硬化函数，建立软岩轴向和横向非线性蠕变模型。

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The principal shear fracture plane of rock under compression shear state is to propagate along the upper boundary of the fracture zone.

岩石压剪主剪断面沿该破裂区上部边界扩展。

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In this paper the characteristics of strength deformation and rupture of red sandstone under polyaxial compression were studied and the feature of the theoretical surface of strength of rock analysed.

本文探讨了红砂岩在多轴压缩下的强度、变形和破坏特性；分析了岩石强度极限面的特征；

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Discussion on form of rock compression and shear fracture nucleus of earth's crust

地壳岩石压剪断裂核形态探讨

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In the laboratory of constant temperature-humidity, triaxial compression creep experiments were conducted under different stress states on three kinds of sedimentary soft rock.

在常年恒温、恒湿的实验室中，在不同围压以及不同应力比条件下，对3种沉积软岩系统地进行了长期三轴蠕变压缩实验研究。

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Application of OVM High Anti-corrosion and Compression Dispersive Rock-anchor Cable

OVM高防腐压力分散型锚索的工程应用

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Horizontal principal stress in the upper crust of China is due to the weight of the overburden rock beds themselves, the crustal temperature field as well as the compression of the plates.

地壳上部的水平主应力是上覆岩层自重、地壳温度场和板块挤压三种作用的结果。

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Compute a bore path as the compression semidiameter and crevice semidiameters of the 80 cms according to the mine rock the physics characteristic of the Kingsoft store mine mountain.

根据金山店铁矿的矿岩物理力学特性计算了孔径为80mm柱形孔爆破产生的压缩半径和裂隙半径。

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In compression test of rock loading in a constant rate of deformation way will undoubtedly lead to non synchronism between deformation and load response.

在岩石压缩试验中，按等变形速率加值，势必造成变形和荷载响应的不同步，即一个匀速而另一个则出现加速或减速现象；

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Inversion of compression creep parameters of deep rock under rigid bearing plate

刚性承压板下深部岩体压缩蠕变参数反演

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Rock Compression Shear Fracture Inference of the Earth's Crust

地壳岩石压剪断裂端倪

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