声幅测井(CBL):测水泥封固第一界面 声波变密度(VDL):测水泥封固第二界面 6、注水泥设计及固井质量评价 7、射孔及其他完井液选择 射孔: 射孔: 射孔 射孔参数 参数敏感...
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...omogenization)方法【8l、 进化结构优化(evolutionary structural optimization ,ESO)方法【9I、变密度(variable density)方法Lto] 等。其中变密度方法是目前最便于实施.工程上最 有应用前景的拓扑优化方法…
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变密度测井 VDL ; [地物] variable density log
可变密度声道记录 variable density track record
声波变密度 VDL
变密度法 Variable Density Method ; SIMP ; Artificial Materials
声波变密度测井 acoustic variable density logging ; variable density logging ; VDL ; acoustic variable density log
可变密度滤光器 variable density filter
渐变密度 graded density
Using variable density method, a topology optimal model is derived based on finite element analysis considering interaction between raft and soil. And the sequential linear programming is chosen to solve the optimal problem.
本文在对基于板土相互作用的厚板筏形基础进行有限元分析的基础上,采用变密度法建立筏板的拓扑优化模型,选取序列线性规划法对筏板进行拓扑优化设计。
参考来源 - 厚筏与地基非线性相互作用数值分析及拓扑优化Therefore, the design of efficient model and algorithm for clustering high-dimensional and varying density data becomes the core of this study.
为此,设计能高效处理变密度高维数据的聚类模型和算法成为本文的研究核心。
参考来源 - 面向高维数据的变密度空间聚类研究·2,447,543篇论文数据,部分数据来源于NoteExpress
变密度和厚度可根据不同的气候。
Variable density and thickness according to different climates.
介绍了大庆油田声波变密度测井的现状、应用的技术和仪器的水平。
The status for acoustic variable density log in Daqing Oilfield is introduced including applied techniques and logging tool levels.
本文给出了重力异常的变密度层间改正、变密度地形改正计算公式。
This paper has given the computed formulae of Bouguer plate correction and terrain correction with varying density.
Think of anything else with the density goes down when it freezes, and think about where we would be if that wasn't the case.
想想有没有其他的物质,在降温时密度会变大,再想想如果不是这种情况,我们将会怎么样。
And you see that the dot intensity grows as you get closer and closer to the center.
点的密度随着到中心的距离,缩短的变密。
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