针对瓦斯突出力学破坏过程，采用最大剪切应力理论首次提出了瓦斯突出地球物理场的能量标志。
The paper firstly put forward the energy indication of geophysical field of gas outburst in accordance with the mechanically destroyed process of gas outburst and the maximum shearing stress theory.
用极值法求出最大应力的位置和大小，为木材和人造板在建筑上的应用提供理论依据。
With limit value method, the paper has evaluated the largest stress and its site, and supplied theoretical basis for use of wood based material in architectural engineering.
讨论了最大拉应力理论在V形切口中的应用问题；并探讨了复合型断裂准则的尺寸效应。
The application of the maximum tensile criterion to V-notch and the size effect of the fracture criterion of mixed mode are also discussed.
分析了由于冲击而引起的钢丝绳的应力波动，并从理论上找到了发生最大冲击负荷的部位及大小。
This paper analyzes the stress wave of hoisting steel rope caused by impact and The position and size of maximum impact load have been found in theory.
根据最大拉应力理论，认为一旦混凝土的最大主应力大于混凝土材料的抗拉强度，就被视为混凝土开裂的微裂区域。
The concrete was considered as crack progressing once the maximal principle of stress in the concrete reached the ultimate stress of concrete according to the theory of maximal tension stress.
分别应用断裂力学中的最大拉应力理论和应变能密度因子理论分析了重复压裂中水力裂缝的初始扩展和延伸方向。
By maximum tension theory and maximum strain energy density theory in fracture mechanics, created and propagation direction of new artificial fracture are analysized.
根据最大拉应力理论，给出了最大切向拉应力和临界载荷公式。
Based on the maximal tension stress theory, formulae of maximal tangential stress and critical load are presented.
计算结果表明，运用非线性理论求得的最大应力比常规设计要小15 ~ 20%。
The calculate data show that the maximum normal stress given by the nonlinear method is 15-20% less than that by linear one.
在压力容器管板的设计过程中，利用ANSYS软件对压力容器管板的应力进行分析，计算出压力容器管板的最大应力和应变，从而为压力容器结构的优化设计提供了充分的理论依据。
In designing the pressure container tube plate ANSYS software is used to analyze the stress of pressure container tube plate in this paper, and the maximum stress and displaced shape are showed.
分析了两种PD3钢轨钢在固定荷载循环条件下不同寿命阶段试样理论应力最大处的维氏硬度的演化。
The rigidity's evolvement of the two kinds of PD3 rail steel at different stage of life is analyzed.
求解得到的球轴承滚珠等效应力分布和最大接触压力分布为轴承设计和轴承失效形式分析提供了理论依据，具有工程参考价值。
The obtained ball bearings' equivalent stress and maximum contact pressure provide theoretical basis for bearings' design and failure form analysis and have engineering reference value.
在轴向压缩下，台形壳体上方形孔周边的应力集中问题，用光测弹性方法测量；关于孔边的最大应力分布实验及理论数据的比较。
The method of photo elasticity is discussed in measuring peripheral stress concentration of rectangular ports on the shape shell under the axial compression.
平面应力状态下最大主应力方向的判定在工程及教学中具有重要意义，应用平面应力理论可以找到判定其方向的快捷方法，并引用实例得到印证。
It is of great significance in engineering and teaching to determine the direction of the largest main stress under the status of plane stress.
平面应力状态下最大主应力方向的判定在工程及教学中具有重要意义，应用平面应力理论可以找到判定其方向的快捷方法，并引用实例得到印证。
It is of great significance in engineering and teaching to determine the direction of the largest main stress under the status of plane stress.
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