破裂过程
- 网络Rupture process
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使用GPS同震位移资料和远场P波记录,研究了1999年台湾集集地震震源破裂过程。
The rupture process of the 1999 Chi-Chi , Taiwan earthquake is investigated by using co_seismic surface displacement GPS observations and far field P_wave records .
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这样,便可以利用震源扫描算法(Source-ScanningAlgorithm,简称SSA)进行震源破裂过程反演。
So , the inversion of earthquake rupture process can be completed using Source-Scanning Algorithm ( SSA ) .
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从远震P波得到的1997年委内瑞拉卡里亚科地震的破裂过程
Rupture history of the 1997 Cariaco , Venezuela , earthquake from teleseismic P wave
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混凝土细观破裂过程的三维数值模拟及CT验证
3-D Numerical Simulation of Meso-Failure Process of Concrete and CT Experiment Verification
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单轴条件下砂岩三维破裂过程的CT观测
X-ray CT observation on three-dimensional fracturing process of sandstone specimen under uniaxial condition
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单轴压缩条件下混凝土细观破裂过程的X射线CT实时观测
Real time observation on meso fracture process of concrete using X-ray CT under uniaxial compressive condition
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一张X光片显示,破裂过程中,空气从他的气管渗入到颈部的软组织。
An X-ray revealed air escaping from his windpipe into the soft tissue of his neck through the rupture .
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岩石破裂过程TMD耦合数值模型研究
Study on coupled thermal-mechanical-damage model in rock failure process
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进行混凝土单轴压缩过程的CT试验,通过图像分析与CT数的分布来描述材料的损伤特性,从细观角度上揭示混凝土内部破裂过程,即起裂应力和裂纹扩展过程。
The CT test of concrete is performed . The damage principle of the concrete in the view of concrete 's microstructure is revealed via examining the graphs and the distribution of the CT number .
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综上所述,本区破裂过程,主震及Ⅰ、Ⅳ类地震是岩块沿NE及NW向共轭构造的粘滑;
Therefore the fracturing process associated with the main-shock as well as the ⅰ, ⅵ type small earthquakes are stick-slip of rock masses along conjugate faults trending NE and NW .
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为研究加载时裂纹在混凝土内部结构中扩展的过程,采用X射线CT扫描技术获得单轴动载条件下混凝土破裂过程的系列CT图像。
In order to investigate the crack propagation in the inner structure of concrete under loading , a series of CT images about the fracture evolution process of concrete under a uni-axial dynamic loading condition was obtained by applying the X-ray CT technique .
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本研究评估炎症状态下基质金属蛋白酶(MMP-9)和转化生长因子-β1(TGF-β1)在粥样斑块的形成、发展和破裂过程中的局部表达及相关关系。
This study was to assess that under the inflammatory state , the local expression and related relationship between MMP-9 and TGF - β 1 , during the formation and development of atherosclerosis .
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地震CT(层析成像)是一种通过分析观测到的穿过地球内部的地震波的运动学和动力学特征,获得地震的破裂过程以及沿射线路径上介质物性信息的重要的地球物理方法。
The seismic Computerized Tomography is one of an important geophysics technology utilized to obtain the medium information in the course of wave breaking process of the earthquake and on the ray route by analyzing kinematics and dynamics characteristic of seismic wave while penetrating through the earth .
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这些结果表明AE活动与地震活动有很多共同特征,这对地震学预报方法和地震破裂过程认识的深化大有裨益。
These results show that AE activities have many common characteristics with earth - quake activity . And it is very helpful to deepening the method of earthquake prediction and cognition of seismic fracture process .
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应用X射线CT对单轴压缩条件下混凝土的细观破裂过程进行了实时扫描观测,获得了混凝土试件内部CT尺度裂纹开裂、扩展、连通的全过程CT图像。
The real time scanning observation on meso scale evolution of fracture in concrete under uniaxial compressive condition is carried out by means of X-ray computed tomography ( CT ) technology . The CT images of initiation and development of cracks as well as the links among cracks are obtained .
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利用岩石破裂过程分析系统(RFPA)软件,进行了岩石含中心裂纹的巴西盘在单轴压缩荷载作用下破裂过程的数值模拟。
Rock failure process analysis ( RFPA ) code is used to study the failure process of rock disks with pre-existing cracks when subjected to static loading .
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本文针对岩石在加载系统作用下破裂过程的非稳定性问题,提出了一个简单的力学模型,用尖点灾变(Cusp)模型研究了失稳过程的机制。
In this paper , a simple mechanical model is proposed for rock unstable failure under the action of a loading system , and the mechanism of instability is studied by using a cusp type catastrophic model .
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用两体相互作用理论和RFPA2D系统对煤岩组合模型的变形与破裂过程进行了理论和数值试验研究。
In this paper , the theoretical model and RFPA system were used to study the deformation and failure process of rock - coal .
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利用岩石破裂过程分析RFPA2D软件系统对不同岩性的二岩体相互作用系统受力破坏过程进行了数值模拟。
By using a Rock Failure Process Analysis Code RFPA2D , the deformation and failure behavior of a double rock sample system were studied numerically .
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利用EPCA分析系统,模拟了岩石单轴压缩破裂过程,研究了循环载荷作用下的宏观变形行为及破裂过程中声发射的Kaiser效应;
By using EPCA code , the failure process of heterogeneous rocks under uniaxial compression is conducted . The mechanical behavior and Kaiser effect of AE under cyclic loading is investigated .
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利用东北大学岩石破裂过程分析系统(RFPA2D),研究了围压卸荷对矿柱破坏模式的影响。
The influence of unloading confining-pressure on the failure Modes of Pillar was researched using Rock Failure Process Analysis ( RFPA2D ) developed by Northeastern University .
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采用岩石破裂过程分析软件RFPA2D系统,对短壁机械化开采的煤柱稳定性进行数值计算与分析。
The stability of coal pillar of the short-wall mining was analyzed systemically by numerical simulation with the rock failure process analysis software ( RFPA2D ) .
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除此之外,德阳金河BSQ型数字垂直摆倾斜仪测点还观测到较为完整的,对应于可以反映地表应力集中、释放过程的震前地表破裂过程。
Besides , the BSQ model tilt meter here also got relatively complete information about stress accumulation and release before and during the earthquake process .
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应用材料真实破裂过程分析RFPA系统,对横跨地表裂缝的墙体开裂过程进行了数值试验研究。
It can be seen from the numerical simulations that the RFPA2D code is an effective and valid tool to analyze the laws and mechanism of wall cracking of wall caused by ground fissures .
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运用嵌入孔隙压力的岩石破裂过程分析RFPA2D系统,对孔隙压力作用下煤岩的变形强度特性进行了数值试验研究。
Using pore pressure incorporated rock failure process analysis ( RFPA2D ) code , the deformation and strength properties of coal / rock under pore pressure is numerically studied .
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论述了岩石破裂过程分析系统RFPA2D在采场上覆岩层移动规律研究中的应用并进行了实例计算。
This paper describes the Analysis System RFPA2D in process of rock fracture , which applies in investigation of moving rules of rock , and conducts calculation of actual instance .
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此外,利用岩石破裂过程分析程序(RFPA)模拟了岩石单轴压缩下细观破裂演化至宏观破裂的全过程。
On the other hand , the whole process of brittle fracture of rock has also been simulated numerically from micro fracture to macro fracture by using the rock failure process analysis ( RFPA ) code .
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运用岩石破裂过程分析系统RFPA2D模拟了岩石在变形破裂过程中围压对岩石变形、强度及声发射特性的影响。
Using rock failure process analysis ( RFPA ~ ( 2D )) code , the confining pressure effects of deformation , strength and AE of model rock specimens during failure process are studied .
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利用实验研究、理论分析和数值模拟相结合的方法,研究了单轴压缩条件下煤岩变形破裂过程中产生的电磁辐射(EME)强度与煤岩内部应力之间的耦合规律。
Based on the laboratory experiment , theoretical analysis and numerical simulation , the coupling laws between electromagnetic emission ( EME ) intensity and stress fields during the deformation and fracture of coal and rock in uniaxial compression are researched in this paper .
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为研究含断续节理岩体的宏观破坏过程和特征,采用岩石破裂过程分析RFPA2D系统,分析了断续节理岩体中裂纹的产生、扩展机理与过程。
To study the failure process and characteristic of rock mass containing intermittent joint , the cracking initiation mechanism and extending process of intermittently jointed rock mass were simulated using software RFPA ~ ( 2D ) .