Study on B-R Elements Extrapolating with Anisotropism Gridding about Stokes-problem Stokes问题各向异性B-R外推的研究
The existed jointing rock mass will diminish the intensity, increase deformation, cause the intensity and deformation of rock mass showing for inhomogeneity and anisotropism, and badly affect the engineering mechanics character of rock mass. 由于节理岩体的存在,将减小岩体的强度,增加岩体的变形,致使岩体的强度和变形表现为不均匀性和各向异性,岩体的工程力学性质受到严重影响。
The results revealed that the fracture toughness of specimens shows anisotropism depend on the lamellar orientation, the α 2 phase lath may hinder the extension of crack and make the crack tip blunt. 发现试样的断裂韧性因层片板条取向的不同而呈现各向异性,α2相层片板条对裂纹的扩展具有阻碍作用并使裂尖发生钝化。
It is important that a superconductor with a kind of orientation crystal must be obtained so that it has an available critical current density because of the anisotropism of the YBCO crystal structure. 由于YBCO的晶体结构各向异性,要使临界电流密度达到实用水平,首先要使晶体择优取向。
The levels of anisotropism of rocks are predicted on the basis of differences in travel times of transform S wave in different directions, coefficients of para anisotropism and reflecting energy of transform S wave of Y component. 应用不同方向的转换横波的走时差异、准各向异性系数的大小及横向(Y)分量的转换横波的反射能量的强弱来预测地层岩石各向异性的强弱。
At the same time, effects of various factors on productivity are further studied, including horizontal well length, gas reservoir thickness, gas reservoir anisotropism and formation damage, and correspondent inflow performance relationship ( IPR) curves are plotted. 依此进一步研究了水平井段长度、气层厚度、地层各向异性及地层损害等因素对产能的影响,作出了相应的流入动态关系曲线。
Analysis of micro-structure of the reservoirs is to study the anisotropism of the diagenesis and pore structures of reservoir; 储层微观结构分析,阐明储层成岩作用和孔隙结构的非均质性;
Search Gas Reservoir of Coal Bed Gas With Seismic Anisotropism of Coal-bed Fracture 利用煤层裂隙地震各向异性寻找煤层气气藏
From the π-A curves. it was found that the PMMA monolayer has anisotropism and relaxation of surface pressure. 从π-A曲线发现PMMA单分子膜具有表面压力的各向异性和松弛特性。
Analysis on the Water Seepage Flow of Cracked Rock Body and the Influence of the Anisotropism or Osmotic Coefficient on the Water Flow Mode 裂隙岩体水渗流分析及渗透系数的各向异性对水流模式的影响
The 4 component seismic techniques work well in tectonic imagery, shallow gas layer detection and anisotropism ( fissure prediction). 四分量地震技术在改善莺歌海盆地的构造成像、浅层气层检测及岩石各向异性(裂隙预测)方面的效果是很好的。
The YBCO crystals will grow steady if the kinetic anisotropism of the YBCO crystal compensate for the non-homogeneous concentration distribution ahead of the interface of the YBCO crystal, otherwise, the phenomenon of interface instability will occur. 而当YBCO晶体界面生长动力学的各向异性不能补偿晶体生长界面前沿不均匀的浓度分布时,会出现界面不稳定现象。
S: Horizontal well production forecasting formulas need to consider not only anisotropism and borehole eccentricity, but also the skin factor during drilling and completion process. 水平井产能预测公式除了要考虑储层各向异性和井眼偏心距的影响因素外,还要考虑钻井和完井过程中产生的表皮系数的影响。
Information model of construction machinery CAID On Structural Anisotropism of the Qiangtang Massif and Deep Information 论羌塘地块结构的不均一性和深部信息
Pressure-shear waves were produced in Y-cut a quartz crystals by normal impact with their linearly elastic anisotropism. Y-切石英晶体的各向异性物理特性,使它在正碰撞或平面冲击波作用条件下能产生压剪波的传播,为实现对材料的压剪加载实验研究提供了条件。
The evident anisotropism is the main reason of low sweep efficiency and water displacement efficiency. 而较强的微观孔隙结构非均质性,是造成注入水波及效率不高、水驱油效率较低的主要原因。
Based on anisotropism theory, the technique of fracture detection by multi-component converted wave develops rapidly in recent years, and has started to be used in practical exploration of fractured reservoirs. 基于各向异性理论的多分量转换波裂隙探测技术近年来发展较快,已开始应用于裂缝性油气藏的勘探实践之中。
But current research work is mainly based on the sandstones 'microscopic anisotropism and the macroscopic anisotropism. 而当前对砂体的研究工作主要集中在对砂体的微观非均质性和宏观非均质性的研究上。
The shell limestone is thin bed, compact and anisotropism, so the reservoir is of low porosity, low permeability and pore fracture character. 介壳灰岩层薄、致密、非均质性强,属低孔、低渗孔隙&裂缝性储层。
The Influence of Rock Anisotropism on Reflection Coefficient k Resistivity Sounding Interpretation and Its Correction 电测深反射系数K法解释中岩石非各向同性的影响和改正
We use this differential operator for discussing Maxwell equations, in order to explain the phase velocity and speed of extraodinary ray in the anisotropism medium. 采用算子作用量符号,作用于麦克斯韦方程组,说明单色平面波在各向异性媒质中传播时相速与光线速度的问题。
Aiming at the deficiencies of using Hoek-Brown strength criterion estimate the rock mass mechanical parameter in the practical application, the microstructure tensor is adopted to describe the parameters of the Hoek-Brown strength criterion, which can consider the anisotropism of slope rock mass. 用微结构张量表示广义Hoek-Brown强度准则参数,使之可以考虑边坡岩体各向异性特性;
In order to recognize the fluid properties, the generality of three porosity ( i.e.neutron, density and acoustic) loggings and resistivity logging ( laterolog) in water formations and the anisotropism of them in oil and gas formations should be fully utilized; 所应用的判别流体性质充分地利用了三孔隙度测井(即中子、密度、声波)、电阻率测井(侧向)在水层的共性和在油气层的各向异性特征;
Anisotropism of Sand Bodies of Jiangkou Island in Zhijiang Reach of Yangzi River 长江枝江段江口洲沙体的非均质性
Though these methods can provide scientific bases for oilfield development decision, a lot of geologic data are anisotropism and changing continuously during the production. It is difficult to get the data timely, comprehensive and accurately. 这些方法均为油田开发决策提供了科学的依据,但由于相当多的地质数据是各向异性及在生产中不断变化的,难以适时、全面、准确录取,致使模拟结果与实际有一定误差。
The anisotropism of intensity increasement of cement soil has been put forward firstly by experimental study on the strength of soil-cement with different sites, multi-hole location, multi-stratum and different cement adulterated contents. 通过多地段、多孔位、多地层和多掺量的水泥土强度实验,提出了水泥土强度增长的各向异性问题。
The Consolidation and cementation affect storage capability greatly, and the dissolution contribute great to the porosity, the Chipping mineral including mica strengthen anisotropism, complex hole structure, debase storage capability. 压实作用、胶结作用严重影响了储层的储集性能,溶蚀作用对储层的孔隙度有很大的贡献,云母等碎屑矿物的蚀变作用使非均质性加强,孔隙结构复杂、储集性降低。