Their dynamics is the ground-stress change caused by the Earth rotation.
其动力主要来源于地球自转造成的地应力变化。
UPS and DHL stress that their proposed deal just covers air freight; they will still compete in all the other bits of the express-parcel business, including ground collection and delivery.
联合包裹公司和敦豪强调它们将要签订的合同只覆盖空中运输,在其他领域它们仍然是寸土不让的。包括地面业务的揽集和运输。
It can be seen from the results that the properties of stress dispersion of composite ground are affected by many factors, such as geometrical properties of reinforced layer and load.
计算结果表明,复合地基是否具有应力扩散的效应受很多因素影响,如加固层的几何性质、荷载分布的几何性质等。
Change of ground stress influences pore pressure and oil potential, thus has a great influence upon oil migration accumulation.
地应力变化影响孔隙压力和油势,因而对石油运移和聚集有重要影响。
Introduces geological formation for building nature gas storage. Sets forth the rock body for storage building, its major structural face distribution and ground stress distribution behavior.
介绍了建设天然气地下储库的地质基础,阐述了建库的岩体其主要结构面分布及地应力分布特征。
When the deformation caused by the inhomogeneous subsidence accumulates to the critical state of the soil, ground fissures will occur in the stress concentration positions.
当这种不均匀变形程度足以使土体连续性破坏时,则地裂缝便在沉降区应力集中的部位发生。
From the analysis, it is found that the changing of the effective stress in the ground results in the immediate settlement.
研究表明,荷载瞬时作用后,地基中有明显的有效应力变化,这是地基产生初始沉降的原因。
The ground stress surveying, rock mass deformation monitoring in Erlangshan tunnel, and study of the characteristics, influence factors of water outburst in Huayingshan tunnel are presented.
概述了二郎山隧道地应力场、岩爆及围岩变形的监测预报,并对华蓥山隧道岩溶涌突水的特征、原因及对隧道的影响进行了研究;
Mr. TAM led a team to develop the Heat Stress Measurement System within several months, setting the ground for weather observations for the 2008 Olympic Equestrian Events.
谭先生带领队员研制暑热压力测量系统,于短短数月时间内,为2008奥运马术比赛气象观测做好准备。
So, the problem of the roadway in the swelling rock under the coupling function of water and ground stress can be solved by the analytical module of temperature stress field in software ANSYS.
并利用ANSYS软件系统中的温度应力场分析功能,对地下开采中膨胀岩巷道遇水和地应力耦合作用问题进行了数值模拟。
An experimental study in laboratory was carried out to determine the effect of ground stress on core porosity, permeability and compressibility by using confined pressure to simulate terra stress.
通过室内试验,利用围压模拟地层应力,研究了有效应力与岩心的渗透率、孔隙度、岩石压缩系数之间的关系。
The influence of ground stress field on migration accumulation of oil and gas is an important issue in mechanism study of the migration accumulation.
构造应力对油气运移聚集的影响是油气运移聚集机理研究中的重要课题。
The paper describes in details the geological condition, gas and coal layer, ground stress character as well as the measurement method of ground stress.
本文详细描述了家竹箐隧道的地质条件、煤层瓦斯情况、地应力特征和状态以及地应力的测量方法。
The ground stress is also simulated using large scale finite numerical simulation software ANSYS.
并采用大型有限元软件ANSYS对陷落柱及其周边的应力分布进行了模拟计算。
Based on key well log data and rock mechanics experiment, the present ground stress distribution of Paleogene reservoir in Dina gas field is predicted with finite element method.
在关键井点测井资料研究基础上,结合岩石力学实验,用有限单元方法对迪那气田古近系储集层现今地应力分布做出预测。
The ground stress, formation pressure, desorption pressure and many inferred values, gained from these basic data of a certain coal bed in downhole may be obtained through testing and calculation.
对于井下某一煤层,通过测试和计算可得到地应力、地层压力、解吸压力以及据以上基础数据而得出的许多推算值。
Ground stress is the ultimate force source which affects all the ground project stability and one of the main subjects that the engineering geology long-time studies.
地应力是影响一切地下工程稳定性的根本力源,是工程地质学科长期研究的主要课题之一。
Finally, the application of ground stress field in mining planning and design has been briefly discussed.
研究了地应力在矿山巷道及开采设计中的应用。
As a new technology, acoustic and electric imaging well logging can be applied to formation fracture identification, ground stress analysis and structure identification, etc.
声电成像测井作为测井新技术,可以应用于地层裂缝识别、地应力分析、构造识别等方面。
Then a three-dimensional deformation inversion analysis is conducted by orthogonal design method and neural network to acquire the distribution rule of rock body ground stress field at various depths.
在此基础上,采用正交设计方法和神经网络进行了岩体地应力场三维变形反演分析,获得了岩体地应力场沿深度的分布规律。
The mechanical behaviour and properties of a rock mass are obviously determined by its structure, lithology and its occurrence, and especially by the ground stress.
岩体的力学作用和力学性质明显地受岩体结构、岩性及岩体赋存条件,特别是地应力控制着。
The paper describes the design method and results of this tunnel, and presents several problems in high ground stress region to which the attention must be paid specially in big tunnel design.
本文介绍该隧洞的设计方法和设计成果,并提出了位于高地应力区的大型隧洞设计中应特别重视的几个问题。
Detailed study was done in the determination of base bearing capacity, raft stake composite stress analysis, auger ground, bearing stratum stress stretching and pile foundation construction.
对设计中的基础承载力的确定、筏桩复合受力分析、下卧软土、持力层应力扩展、桩基施工等方面进行了较为详细的研讨。
As the diversion tunnel of Ertan Hydroelectric plant has big dimensions and high initial ground stress, the new conception and method are used in design.
二滩水电站导流隧洞规模大、初始地应力高,设计中采用了现代地下结构设计理论和方法。
The ground stress research occupies the important position in exploration and development of oil and gas field.
地应力研究在油气田勘探开发过程中占有重要地位。
The present ground stress has important effect in the exploitation of oil field.
现今地应力对油田开发有重要影响。
Data of in-situ measurement of ground stress have provided reliable basis for the design of quantitative mining of this mine.
现场地应力实测资料为该矿进行定量的采矿设计计算提供了可靠的依据。
The geofracture caused by tectonic activity was mainly the result of liberation of ground stress.
构造活动引起的地裂缝主要是地应力释放的结果。
The relation between the deformation shape of casing and the areas and subjected to ground stress and the theory solution of non-uniform in-situ stress were analyzed.
对套管的变形形态与地应力作用大小、应力范围之间的关系和非均匀地应力的求解进行了研究。
By comparison of the average values, the 3d deformations at F7 fault and SLATE section were compared and analyzed, and were verified with the results of back-calculation of ground stress fields.
采用均值比较方法分析f 7断层和板岩地段的三维变形规律,并与地应力场反演结果进行印证分析。
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