三维地震模型实验系统主要包括三维坐标自动控制、高速数据采集、超声脉冲或可变频正弦信号发射等装置。
D seismic modeling experiment system mainly includes 3d auto control scanning, high speed sampling, ultrasonic pulse or varying frequency signal emitting, etc.
采用三维非线性动力有限元分析方法，建立了坝体的地震反应和地震永久变形的分析模型。
The analysis model of seismic response and earthquake induced permanent deformation of dam is established with the 3-d nonlinear FEM.
如何方便地在计算机上输入有限的地层信息，并且根据这些信息生成三维地层模型，是石油地震勘探模拟系统所要解决的问题。
The problem that must be solved in an Oil Seismic Exploration Simulation System is how to input incomplete stratum information and generate 3d stratum model according to the information.
各种静态数据约束下的三维储层模型是指可以同时满足地震和测井数据的模型。
The models constrained by many kinds of static data are representative as the models constrained by seismic data and well log data.
并在三维地震处理中找到了它的应用模型。
利用MARC程序作为平台，建立了滩海桶形基础平台整体有限元动力分析模型，并对我国第一座桶形基础平台进行了三维弹塑性地震时程动力分析，得到了一些很有用的结论。
By using MARC program, the dynamic finite element analytic model of the first platform with bucket foundation in China is established and its elastoplastic seismic time-history response is calculated.
利用ANSYS软件动力分析功能中的模态分析和谱分析功能对火电厂空冷岛钢结构平台的三维模型进行地震波作用下的抗震分析。
Using modal and spectral analysis in ANSYS dynamic analysis, earthquake resistance analysis has been performed on 3d model of steel platform of air-cooling island in thermal power plant.
对该方法的合理性用理论模型进行了试验，并给出了三维理论模型以及三维偏移理论剖面和三维偏移地震记录剖面及其它们的横向切片。
The rationality of this method is tested by theoretical model. The 3D theoretical model, 3D theoretical migration section, 3D migrated seismic section and their seiscrop sections are presented.
在地震数据处理中，通过在地震数据体中人工拾取同相轴建立地层三维模型，这一过程费时费力。
In seismic data processing, create meshes of layers is researched by extracting events manually from the seismic volume data. Event extracting is a manpower-draining work.
在地震数据处理中，通过在地震数据体中人工拾取同相轴建立地层三维模型，这一过程费时费力。
In seismic data processing, create meshes of layers is researched by extracting events manually from the seismic volume data. Event extracting is a manpower-draining work.
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