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- Under the condition of exposed basement rock in Songzao mining area, the deformation law of destruction of solutio... 分析了在松藻矿区基岩裸露条件下,浅地表溶洞受采动影响的变形破坏规律。
- So macroscopical damage mechanism of rock mass should research through its load and deformation law. 所以煤岩的宏观破坏机理应从其荷载以及变形规律来研究。
- In this paper,the method of holographic interferometry is used to analyze qualitatively the deformation laws of the rock crack. 将全息干涉计量术应用到岩石裂隙实验测量方面,获得了岩石试样微裂隙起始开裂、扩展变化及破坏全过程的特征干涉条纹图谱。
- The strain changing with deformation at various points are tested through the hydro bugling experiments and the deformation laws of the three kinds of shells have been analyzed. 设计了,三种胀形预制壳体结构,包括球瓣式、双锥台式、双锥台加圆柱式结构,并进行了液压胀形实验;
- The results show that the nuclear power station is sate, its horizontal displacement and settlement amount agree to the deformation law and are normal building deformation. 结果表明:核电站是安全的,其水平位移、沉降量符合客观规律,属正常形变,为今后解决核电站建筑物变形观测问题提供了可靠的依据。
- The results show that the upsetting deformation law of sintered preform is alike with the compact body,and the crank press is the best equipment of powder forging technology. 结果表明:烧结体的镦粗变形规律与致密体相同。指出了曲柄压力机是粉末锻造工艺的最佳设备。
- Mining strata movement and deformation law; rock movement control theory and methods; Rock movement monitoring technology; rock movement and deformation computer simulation. 矿山开采岩层移动与变形规律;岩层移动控制理论与方法;岩层移动监测技术;岩层移动与变形的计算机仿真等。
- To cooperate with the development of the numerical control system of plate bending and to optimize the process, the deform law of this process has been studied. 系统研究了卷板过程的机理,建立了卷板模拟的弹塑性大变形有限元方程,研究了系统中单元的选取,接触边界条件的处理。
- Through the biaxial creep machine, a series of biaxial experiments on calcirudite rock mass with a single fracture are carried out and preliminary deformation laws of the fracture are achieved. 摘要本文利用双轴徐变试验机,对单裂隙砂砾岩体开展了一系列双轴加载试验研究,得到裂隙变形的初步规律。
- The basic plastic deformation laws of compressible sintered powder materials such as volume change, mass constancy, small Poisson ratio, hydrostatic stress affecting on yield etc. are analyzed. 摘要本文分析了粉末烧结材料塑性变形的基本规律,指出了现在粉末烧结材料屈服条件与实际情况不相符的问题。
- Based on the creep experimental curve, the creep deformation law of silty soft clay of the first marine layer and its constitutive relationship among stress-strain-time is studied in this paper. 本文在蠕变试验曲线的基础上,研究了天津市第一海相层淤泥质粉质粘土的蠕变变形规律,得出应力、应变、时间三者之间的本构关系。
- So the creep mechanism and the deformation law of rockfill could be gained from the variation of fabric tensors, and thus the creep mechanism of rockfill might be revealed from the microcosmic view. 堆石体组构张量与应力张量和应变张量有密切的关系,从组构张量的变化可以导出堆石体的变形机理和规律,从而揭示堆石体材料流变变形的细观机理。
- Using the decay time function of ADINA, the deformation law of the surrounding rock in the process of the new Austrian tunneling method;and the accuracy of the analytical results is improved. 利用ADINA有限元软件中的时间衰减功能真实地模拟了新奥法施工过程中围岩变形规律,提高了结果分析的精确性。
- To simulate the deform process of metal material by elastoplasticity finite .The coordinate is renewed after each iteration in order to simulate the deform law of elastoplasticity. 利用增量有限元理论,对金属材料的变形过程进行模拟。为了模拟工程中塑性变形较大的构件的变形规律,在每个加载步迭代完成后自动实现坐标更新。
- At same time we analysed the necessary of reaming after pressing-bushed and found out the deformed law in the hole through a lot of testing. 同时分析了压套后铰孔的必要性,经大量试验摸清了套内孔变形规律,确定了预留铰孔量。
- This paper studies the state of actual deformation of boronsing workpieces, analyses and deliberates the macroscopic deformity law of boronizing objects and microcosmic structure. 本文根据工件渗硼实际变形状况,分析研究了渗硼的宏观变形规律及其与显微组织的关系,结果表明,硼化物的产生是导致工件变形的主要原因。
- The deformational law of non-axisymmetrical parts with claws (such as motor gears, tractor gears etc. ) is analyzed experimently and theoretically . 本文对带爪盘形类非轴对称零件(如摩托车齿轮、拖拉机转向齿轮等)的复合挤压变形规律进行了实验和理论研究。
- The law provides that these ancient buildings must be preserved. 法律规定,这些古老的建筑应该保存。
- The police are responsible for the enforcement of the law. 警察负责执法。
- I am not really familiar with the local laws. 实际上我对当地的法律并不熟。