查询词典 breccias

Based on statistical damage theory, the instantaneous damage constitutive relationship of gypsum breccias is studied. In consideration of the impact of damage threshold, a statistical damage constitutional equation is established.

在以上试验的基础上，基于统计损伤理论研究了石膏角砾岩瞬时损伤应力应变本构关系，提出统计损伤应考虑损伤门槛的影响，建立了考虑损伤门槛的统计损伤本构方程，理论计算结果与常规试验结果比较接近。

According to the test results, the nonlinear creep equation of gypsum breccias is established based on genetic creep theory, which can describe the nonlinear and accelerated cr...

根据试验结果，按遗传蠕变理论建立了石膏角砾岩的非线性蠕变方程，该方程能描述石膏角砾岩的非线性及加速蠕变特性，通过回归分析，确定了蠕变参数数值。

In this paper, the instantaneous deformation and failure characteristics, creep characteristics of gypsum breccias under different confining pressures and stress levels are studied by means of conventional triaxial compression tests and uniaxial and triaxial compression creep tests.

本文通过对石膏角砾岩进行不同围压下的常规三轴压缩试验，单轴以及不同围压下的三轴压缩蠕变试验，研究了石膏角砾岩的瞬时变形及破坏特征，在不同围压及应力水平下的蠕变特征等。

Based on the statistical damage evolution equation considering stress damage threshold and the multiple rheological model of gypsum breccias, the damage rheological constitutional model is established from hypothesis of strain equivalence. The calculated results of the model agree well with creep test results.

在Kachanov提出的一维蠕变损伤演化方程的基础上，建立了同时考虑瞬时损伤和蠕变损伤的流变本构模型，理论值与试验值基本一致，验证了提出的蠕变损伤演化方程是正确的，所建的损伤流变模型能够较好地描述石膏角砾岩的加速蠕变阶段。

The good agreement of theoretical data with test data shows that the creep damage evolution equation put forward is rational and the damage rheological constitutional model established can describe the accelerated creep stage of gypsum breccias well.

提出了&分段外推&的思想来提高神经网络模型对时间的外推性，同时，为了增加每段外推的稳定性，提出了&初次训练&的方法；以考题为例，验证了所提方法的优越性。

Which has become a common impurity of quartz sand and pyrite nails, but also structural breccias (often as a "chicken blood" package, with hard texture and a soft) and late finePulse (mostly to the low hardness of stone or pyrophyllite open nature, its main impact there is beautiful).

其中常见的杂质有成为砂钉的石英和黄铁矿，也有构造角砾（常为&鸡血&包裹，质地有硬有软）和后期细脉（多为硬度不高的地开石质或叶蜡石质，其存在主要影响美观）。

The enrichment of Au is closely related to the existence of pyrite-bearing hydrothermal breccias and siliceous sinter.

热田内水热爆炸和沸腾作用广为发育，Au，Ag、As、Sb、Hg、T1微量元素组异常可能是热泉型金矿化浅部的地球化学特征。

Main ore-bearing rocks in the Xiajiadian gold deposit are breccias which are composed of mud-iron-carbon siliceous slate,siliceous rock and silicated fragment.

夏家店金矿主要含矿岩石是由泥、铁、炭硅质板岩及硅质岩、硅化碎块组成的角砾岩，与金矿化关系密切的围岩蚀变为硅化。

There exist tuff with abundant organic materials at the bottom of P2-3β^1-1 and hydrothermal exhalation breccias between P2-3β^1-1 and Dachang quartz rock, which constitute main ore-containing space and ore-hosting rocks.

在该区，P2-3β^1-1底部富含有机质的凝灰岩，P2-3β^1-1与大厂石英岩之间的热液喷发角砾岩，都是最主要的赋矿部位和容矿岩石。

The caldera wall sequences are up to 0.6km thick and consist of lavas with 51-69 percent SiO2 and 0.2-5 percent MgO as well as breccias, dikes, sills, domes and minor ignimbrites.

火山口壁序列均达到0.6公里厚的熔岩组成，SiO2和0.2-5 51-69百分之百分之氧化镁以及角砾岩，堤防，窗台，圆顶和次要ignimbrites。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了