The effects of beam height, thickness of top and bottom angle, the distance of the center of the bolt hole on the column to the long limb side of angle as well as factors such as the bolt diameter on the initial stiffness and limit moment of the nodes were analyzed. The differences between numerical analysis and laboratory testing were discussed.
分析了梁截面高度、顶底角钢厚度、角钢与柱相连的螺栓孔中心到角钢长肢边的距离以及螺栓直径等因素对节点的初始刚度和极限弯矩的影响，讨论了数值模拟分析与真实实验室试验之间的差别。
This article that focuses on the systematic and in-depth research in the current primal problem about abnormal burst pressure reservoir depress burst pressure has procured following main fruits:1 It forms the method which could obtain massive vertical static state mechanics parameters.2 In a foundation of acquisition of rock mechanics parameters, apply bent lamella that as mechanical model along with characteristic of actual geologic characteristics to analysis curvature for anticlinal strcture, get homologous tectonic stress value throug relation between the curvature and stress and different principal curvature in anticlinal structure, consequently set up laminational stress model for anticline reservoir. The block lamination for existed fracturing date has formed method of setting up mechanical model of lamination terrestrial stress by abtaining the block tectonic stress coefficients which are got by complex utilization test, laboratory test and fracturing date playback.3 Analysesing the main reason which lead to high burst pressure by considering the characteristic of reservoir geology, reservoir, and rock mechanics and reservoir damage, etc. Establishing burst pressure quantitative prediction model which provide gist for depressing construction risk and optimizing construction craft under the condition of open hole completion, gun-perforated completion and damaged reservoir.4 Provding theoretical basis for interpreting acidification pretreatment which could depress busrt pressure by finding the relation between the influencing factors and rock machanics parameters and analysing the factors that have effect on rock mechanics parameters. Expounding the mechanism of reaction of mixed monomineral and acid from the angle of microcosmic element, evaluating quantitatively acid sensilility of different kinds of mineral effectively, and determing the first-order reaction dynamical equation of each mineral.5 Revealing rock mechanics property chage as a result of acid flooding in different condition by sandstone traumata experiment in different temperatures which combined with rock mechanics triaxial stress experiment.6 Associating damage mechanics with sandstone acidizing, established sandstone damage mechanics model in the foundation of the recognition on the rock mechanics parametric variation which is caused by acid-rock reaction in both macroscopic view and microscopic view, also demonstrated those processes and quantitative estimated the acid busrt pressure to direct the site operation.
本文针对目前异常破裂压力储层降低破裂压力的主要问题展开较为系统和深入的研究，取得了以下主要成果：1形成了利用测井资料，结合室内岩芯测试结果，获取静动岩石力学参数的相关性特征，从而获得纵向上大量静态力学参数的方法。2在获取了岩石力学参数的此基础上，利用弯曲薄板作为力学模型，结合区块实际地质特征对背斜构造进行曲率分析，通过曲率与应力的关系，利用背斜构造不同部位的主曲率求得相应的构造应力值，从而建立起背斜储层的分层应力模型；对已有压裂资料的区块分层，形成了综合利用测试、室内实验、压裂资料反演获得该区块构造应力系数，建立起分层地应力的力学模型的方法。3综合考虑储层地质、油藏、岩石力学特性和储层伤害等因素，分析造成高破裂压力的主要原因，综合利用岩石力学、弹性力学等知识，建立了裸眼完井、射孔完井条件下以及储层受到伤害后的储层破裂压力定量预测模型，为降低施工风险和优化施工工艺提供了依据。4完成了物性、岩性影响岩石力学参数的因素分析，找出了各影响因素和岩石力学参数之间的关系，为从机理上解释酸化预处理降低破裂压力提供了理论基础；从微观元素的角度阐述了单矿物与酸反应的机理；并在此基础上，有效评价了各种矿物的酸敏感性，定量确定了岩石中各矿物的一级反应动力学方程。5完成了不同温度下的酸液类型、酸液浓度、注酸量等一系列砂岩损伤实验，结合岩石力学三轴应力实验，系统揭示了在不同条件下注酸而引起的岩石力学性质变化。6将损伤力学与砂岩酸化相结合，在宏观、微观两个方面认识酸岩反应引起岩石力学参数变化基础上，建立了砂岩损伤力学模型，并对其进行验证，在此基础上定量计算酸化后的破裂压力，有效指导现场施工
Based on the rock-bit interaction model, a new laboratory evaluation method taking the trend angle of deviation as a criterion for evaluating the deviation control capacity of a BHA was put forward.
运用底部钻具组合运动状态模拟实验装置，在实验室内评价了偏轴钻具组合的防斜效果。
A correlative equation of the friction angle, water ratio and the proportion of coarse granule was founded and the range of its application was indicated according to the laboratory simulation shear testing of Zhangbagou Limestone Mine s weak intercalation.
通过对张坝沟石灰石矿山软弱夹层土样的室内模拟剪切试验，探讨泥质软弱夹层的内摩擦角与其颗粒组分和含水率之间的定量关系，建立了该软弱夹层的内摩擦角与其含水率和粗颗粒含量的相关方程。
ZHANG Qi-ling, NI Wei-hong （Jinling Institute of Technology, Nanjing 210001, China）This paper discusses the application of logistics and supply chain management in material supply of opening lahoratory, from the angle of microcosmic logistics and corporation logistics.
and supply chain management；material supply；opening laboratory；zel`o inventory；material requirements planning 高等院校的实验室承担着文验教学和科研的重要仟务，在培养学生动手能力和创新能力方面、在提高教师教学和科研能力方面起着关键作用。
In this paper, the construction of laboratory was discussed from the view angle of sustainable development.
从可持续发展角度探讨了实验室的建设。
Pullout test has been done in laboratory to study the influence of water content to interaction characteristics between warp knitting geo-grids and soil. Test results show that the quantity of apparent frictional resistance between geo-grid and soil is decreases as the water content of the soil increasing when the normal stress keeps invariable, the apparent cohesion and apparent friction angle are both decrease as the water content increasing whether the failure format between warp knitting geo-grids and soil is the geo-grids pulled out or longitudinal gill pulled out, and the range of the normal stress within which the failure format between warp knitting geo-grids and soil changes from the entirety warp knitting geo-grids pulled out to longitudinal gill pulled out is increases as the water content increasing.
通过室内拉拔试验研究了不同含水率条件下经编土工格栅与土体间的界面作用特性，试验结果表明：在相同的法向应力下，土工格栅被拔出破坏时对应的极限表观摩擦阻力随着土体含水率的增加而降低；不论土工格栅是整体被拔出破坏还是纵肋被拔出破坏，土工格栅和土体界面间的表观摩擦角和表观粘着力均随着土体含水率的增加而降低；土工格栅与土体界面间的破坏形式由土工格栅的整体被拔出破坏转变为纵肋被拔出破坏时对应的法向应力随着土体含水率的增加而增大。
W must consider the accelerator work load factor W, orientation (use) factor U and the occupancy factor T of related persons so as to shield the photons produced in wide-angle bremsstrahlung, In the design of the LINAC laboratory of Nanjing University.
对宽角度轫致辐射光子的屏蔽，应考虑加速器工作负荷因子w，x射线束定向因子U，和有关人员居留因子T。对散射光子的屏蔽，根据Braestrup和Wyckoff的近似方法进行设计。
The results of laboratory tests show as follows: The frictional resistance between angle steel and concrete is primarily acting on the front end under the same small load;
试验结果表明：在较小的同一荷栽作用下，角钢与混凝土间的摩擦力主要是由前端部分承受；
The scatter characteristic of soil hyperspectrals is studied by variance analysis of geometric conditions, i. e., the angle of the beam, the distance between sensor and soil surface, and the distance between lamp and soil surface in laboratory test.
利用方差分析方法，研究了光源照射角度、探头距离、光源距离3个几何测试条件对室内土壤高光谱数据离散性的影响。
The authors develop the TRIM program given by the Argonne National Laboratory and write four parts of programmes to solve the problem of picture output and the calculating problem of magnetic angle of elevation when it out of axis.
开发了美国阿贡实验室提供的解二维非线性静磁矢势偏微分方程程序TRIM，补充了四个程序段用以解决图形的输出和磁体轴线偏移光轴时磁仰角的计算问题。
We have accomplished the large scale field test of landslide inspired by artificial rainfall and laboratory soil test. The test results illustrate that there is a linearly descending relationship of the cohesion and angle of internal friction with the water content.
并进行大型的野外人工降雨激发滑坡试验和室内土工试验，试验结果表明粘聚力和内摩擦角与含水率呈线性递减关系；
The distributions considered here include these of general scattering angle, isotropic scattering angle in the laboratory system, isotropic scattering angle in the centre-of-mass system, and uniformly distributed scattering azimuthal angle.
在这里所考虑的分布包括有一般散射角分布，实验室系各向同性散射角分布，质心系各向同性散射角分布和均匀的散射方位角分布。
From the experiment result wo can see that in the laboratory the change of the ratio error is 0.02%, the change of the angle error is 2.4 fen.
该系统在实验室测试时的比差约为0.02%，角差约为2.4分。
In laboratory experiments, the expansion angle and impact area of gas-solid two-phase jet, distribution of the central and outer jer flow as well as the influencing factors were measured.
试验中测定了气&固两相流的射流膨胀角及冲击面积，探讨了中心射流与外层射流的分布及其影响因素。
From the perspective of environmental psychology, this thesis firstly simulated dynamic light environment in the laboratory and researched influences of combination and intersection of three factors (namely background brightness, distance/solid angle and stimulating speed) on visual perception.
本文首次在实验室内，从环境心理学角度出发，模拟动态光环境下，背景亮度、距离/立体角和刺激速度三因素的组合和交叉变化对人的视觉感知的影响。
Power angle measuring system and its application in dynamic modelling Laboratory
功角测量系统及其在动模实验室中的应用
In the project Embroidering CAD'programmed by our laboratory, we have to do some small-angle rotation operation on lattice graphics.
在作者绣花CAD项目中，要对点阵图形进行小角度的旋转操作。
From the perspective of environmental psychology, this thesis firstly simulated dynamic light environment in the laboratory and researched influences of combination and intersection of three factors (namely background brightness, distance / solid angle and stimulating speed) on visual perception.
本文首次在实验室内，从环境心理学角度出发，模拟动态光环境下，背景亮度、距离/立体角和刺激速度三因素的组合和交叉变化对人的视觉感知的影响。