估计了材料应力极限的数量级。
对笼材料的疲劳强度作了试验。并做出许用应力极限的讨论。
The fatigue strength test of the cage material has been done and the limits for use are discussed.
屈服点是在应变有可观增加,应力没有增加的应力极限,在这个极限下,如果应变继续增加,应力就也会增加。
The yield point is the stress at which there is an appreciable increase in strain with no increase in stress, with the limitation that, if straining is continued, the stress will again increase.
这是本赛季的极限应力。
但是,以最大速率进行适应,要求承受的应力达到您身体的极限。
But adapting at the maximal rate requires that your body be stressed to its limit.
静压头,在整定安全阀时,影响,对极限应力。
Static head, in setting safety valves, effect of on limiting stresses.
通过计算证明引起断裂的根本原因是动应力超过了梁的许用疲劳极限,另一原因是梁的结构不合理。
The primary cause of breakage is that the dynamic stress exceeded the allowable fatigue limit of the beam, and another cause is that the structure of the beam is unreasonable.
疲劳强度低于弹性极限或屈服强度等静应力强度。
Fatigue strength is less than static stress strength such as elasticity limit, yield strength.
但是在许多情况下,钻孔法是用于测量焊接残余应力,而该应力峰值往往接近材料的屈服极限。
But this method is used to determine welding residual stresses in many cases where the stress peaks are often near the material's yield strength.
在深井软岩条件下,巷道围岩应力状态处于岩石强度极限邻域内,围岩会产生较大的蠕变变形。
Soft rock wall of tunnels in deep mining will have large creep deformation when the stress in rock is near its ultimate strength.
在齿轮设计中,国产材料齿轮的弯曲疲劳极限应力仍然缺乏可靠的试验数据,大多是沿用ISO 6336提供的数据。
Bending fatigue limit stress is still short of reliable data for gear of domestic material in gear design mostly used are the data offered from ISO6336.
这种方法应用于平面应力问题的极限分析已在计算机上实现。
This method has been used in computers for limit analysis of plane stress problems.
从应力系数、极限载荷和柔度系数三个方面对有限元计算结果和试验结果进行对比分析。
Analysis and comparison between the finite element analysis and experiment results for stress intensity factor, limit load, and flexibility factor were performed.
某舰的螺旋桨尾轴长期处在恒定载荷作用下,虽然尾轴应力在弹性极限范围内,但是尾轴局部还是很容易发生微量的塑性变形。
Tiny deformation will appear in the local of the propeller shaft of certain ship which is endured an invariableness load, although the shaft stress is within the elastic limit range.
从应力集中系数、极限压力、爆破压力和爆破失效位置四个方面对有限元计算结果和试验结果进行对比分析。
Analysis and comparison between the finite element analysis and experiment results for stress concentration factor, limit load, burst pressure and failure location were performed.
测定脱细胞血管基质中胶原蛋白含量,检测血管脱细胞血管基质的伸长比、极限应力。
The collagen protein level of acellular vascular matrix was evaluated, the elongation ratio and ultimate stress were assayed as well.
土坡稳定问题的塑性极限分析法与惯用的极限平衡分析法不同的是它考虑了土的应力——应变关系,属土坡稳定分析的新技术。
The plasticity analyses for stability problems is differentiated from the conventional limit equilibrium method by the former in consideration of the soil's stress-strain relationship.
研究表明:活性粉末混凝土与钢筋的极限粘结应力随着钢筋直径的增加而下降,钢筋直径相同时随着锚固长度的增加而降低。
Results indicate that the ultimate bond stress between bars and RPC decreases with the increase of bar diameter or with anchorage length when bar diameter is the same.
将采场顶板简化为岩梁模型,岩梁的最大拉应力及其极限跨距是采矿工程涉及到的两个重要参数。
The roof in working areas is simplified as rock beam, the maximum tensile stress and limited span of rock beam are important in mining engineering.
本文介绍了国内外学者对煤层巷道两帮煤体应力及极限平衡区的研究成果,指出了研究中存在的问题。
The paper describes results of research on stresses in roadway sides and limit equilibrium zone conducted by researchers both at home and abroad, and points out the existing problems.
结果表明,成形极限应力图不受应变路径影响,对于同一失稳准则,在不同加载应变路径下几乎为同一条曲线。
The result shows that FLSD is independent of strain path, and that the FLSD under different strain paths are almost the same curve according to the same instability theory.
对计算得到的轮包成形极限图、应力应变分布图进行了分析,并采用基于网格分析法的物理实验验证了有限元建模的可靠性和正确性。
The validity of modeling, the accuracy and reliability of simulation results for stamping forming processes of hubcap are affirmed on the basis of grid strain analysis technique.
工程上很多结构如钢筋混凝土结构、应力超过比例极限后的钢结构,都具有非线性特性。
Most of engineering structures such as reinforced concrete structures, steel structures in which some stresses are beyond elastic limit, are possessed of nonlinear characteristics.
一些国外学者在板料成形极限图的基础上提出了板料应力成形极限图(FLSD)的概念,并认为板料应力成形极限图具有与路径无关的特点。
Some foreign scholars developed the concept of Forming Limit Stress Diagram (FLSD) on the basis of FLD. FLSD is considered as strain path independent.
第5栏,伸长率在极限应力项,在百分比给出了一个说明'韧性的物质。
Column 5, the elongation at ultimate stress, in percentage gives an indication of the 'Toughness of the material.
利用现有齿根弯曲疲劳极限应力数据及其它齿轮资料,提出了稳定工况下齿轮齿根弯曲强度可靠度计算方法。
Using present bending fatigue limit data of gear tooth and other materials of gears, the calculating method of re liability is proposed for bending strength of gear tooth st steady condition.
计算UPPC梁(板)的抗弯强度,关键是确定构件在极限承裁能力时无粘结预应力筋的极限应力值。
The key of calculating flexure strength of UPPC beam is to determine unbounded prestressed tendons ultimate value when the components are under their ultimate load ability.
但它是依赖于加载路径的,用它来分析多道次板成形是不合适的,于是人们提出了与加载路径无关的应力成形极限图。
Forming limit diagram is used for analyzing sheet forming in finite element analysis software have proposed forming limit stress diagram which is not relies on the loading path.
根据现有的国内外公式,在理论分析的基础上对既有的多组体外预应力筋极限应力简化计算公式进行验证分析。
According to the present formula, this article mainly analysis the different simplified formula to the ultimate stress of external prestressing tendon on the base of theoretical analysis.
根据现有的国内外公式,在理论分析的基础上对既有的多组体外预应力筋极限应力简化计算公式进行验证分析。
According to the present formula, this article mainly analysis the different simplified formula to the ultimate stress of external prestressing tendon on the base of theoretical analysis.
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