overburden的例句大全

In this paper, a three-dimensional ( 3D) finite element ( FE) model is developed to simulate the behavior of soil nail considering the effects of overburden pressure and dilation.

通过建立一个三维有限元模型，研究土钉在不同上覆压力和剪胀作用下的土钉抗拔行为。

The flux of water and ion migration and the amount of deformation is decreasing with the elapsed time in the power law and with increasing in the overburden pressure and with temperature depression.

水、盐迁移通量及变形量随时间按指数规律衰减并随外载增大和温度降低而减小。

For BZ34-1 and BZ28-2 oilfields where the main oil reservoirs are unconsolidated sand, the rock resistivity data measured under overburden pressure is used in reserves evaluation.

渤海渤中34-1、渤中28-2等油田（主要含油层为疏松砂岩）储量评价中采用了覆压条件下岩石电阻率测量结果。

Traditional theory considered that the overburden pressure ( pob) is the sum of hydrostatic pressure ( pf) and framework stress ( pG), this may resulted in many mistakes.

认为上覆岩层压力（pob）等于流体静压力（pf）和岩石骨架应力（pG）之和，是不严密的，这可以导致许多错误。

This paper had studied the law of sandstone reservoir pore volume which are changing with pressure, and the variation relationship for sandstone po-rosity in different cement types and effective overburden pressure.

本文对砂岩储集层孔隙体积随压力变化的规律，及其不同胶结类型砂岩孔隙度与有效上覆地层压力的变化关系作了研究。

Compared with the results of conventional core analysis, under reservoir conditions ( net overburden pressure> 20MPa), porosity decreases about 3% to 10%, permeability increases about 12% to 70%.

与常规岩心分析结果相比，油藏条件下（净覆压大于20MPa）孔隙度约减小3%～10%，渗透率约减小12%～70%。

In this paper are derived the formulae for calculating excess pore water pressure of saturated sand foundation with or without overburden pressure and with four types of vertical drainage conditions during earthquake, and one example for calculating is given.

本文对砂基在表面作用或不作用上覆压力、具有四种竖向排水的条件下，推出了地震期间砂基内超静孔隙水压力的计算公式，并给出了一个算例。

On the basis of core experiment from Xiang-4 gas pool, the model of this pool porosity corrected by overburden pressure is founded, this method of measuring porosity corresponding to the traditional one may be used in reserves calculation.

通过在香四气藏岩心实验的基础上，建立了该气藏孔隙度覆压校正模型。该方法测定的孔隙度与传统方法相当，可以用于储量计算。

With safety and reliability, the new mode sustains steep slope mining, increases the angle of ultimate slope, and reduces 3%~ 5% of noneffective overburden amount.

新模型有效支持了陡帮开采，增大了边坡最终边坡角，减少无效剥离土石量3%～5%；

Comparison and Analysis of Overburden Mining-induced Destructive Process Based on Geological Models with Different Accuracies

不同精度地质模型覆岩采动破坏过程的比较分析

In this context, authors of the paper, considering the Highway Tunnel Construction Code, adopted FEM to compute the crown displacements and principal tensile stresses in arch crown under different overburden thicknesses of a subaqueous tunnel.

文章针对目前情况提出了采用有限元的求解方法，并结合公路隧道施工规范，模拟了拟建的重庆朝天门两江隧道在不同隧道覆盖层厚度时的拱顶位移和拉应力的分布及大小。

Simulation testing of cutting resistance of opencut coal field overburden by working mechanism of bucket wheel

斗轮工作机构模拟测定煤田表层切割阻力

The problem of overburden ratio during drawing up the exploration geological report of opencut mining deposit

多媒体开采初探露采矿床勘探地质报告编制中的剥采比问题

In the fourth age stratum of cities, underground cutting with shallow overburden much more strictly require that soil movement must be controlled at the permitted range for the security of the structure.

在城市环境条件下的第四纪地层中进行浅埋暗挖，更加严格要求土层位移必须控制在允许范围之内，以达到环境土工的安全使用。

Stoping Technique of NO 100 Ore Body under Large Overburden Rock

大规模覆岩下100号矿体残矿安全回采技术

Study on Underground Cutting Technique with Shallow Overburden and Environmental Effect of City Underpass

城市人行地道浅埋暗挖施工技术及其环境效应研究

Stability influence analysis on trench wall of seep proof screen in thick overburden layer

深厚覆盖层防渗墙槽壁稳定性影响分析

Reservoir water impacts on the dynamic analysis of cored rockfill dam on deep overburden layer

深覆盖层上心墙堆石坝动力分析中库水影响研究

Study on Seepage of the Gate Dam on the Foundation of Deep and Overburden Layer With 3-D FEM

深厚覆盖层闸坝坝基的三维有限元渗流分析

The thickness of site overburden layer is one of important reasons that affect the predominant period of ground micro-tremor.

覆盖层厚度是影响地脉动卓越周期的重要原因。