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- It is found that the tensile strength and the hardness of the specimen decrease, while the elongation and the reduction ratio of area increase. 在平行试样方向上施加强磁场进行退火处理后,球铁的拉伸强度、硬度降低,延伸率、断面收缩率升高。
- High reduction ratio during primary and secondary crushing stage. 初段,二段等各段破碎均有大破碎比。
- Because the heat exchange ratio of steel is much lower than that of aluminum alloys,HAZ only occurs for high strength steels with much smaller width and strength reduction. 而对于钢结构,由于其热导率比铝材小得多,因此只有高强钢才可能产生强度降低的热影响区,而且其强度的降低没有铝合金显著,热影响区宽度也比铝合金小得多。
- Dawson E M, Roth W H, Derscher A. Slope Stability Analysis by Strength Reduction[J]. Geotechnique,1999(6). 于学馥;郑颖人;等.;地下工程围岩稳定分析[M]
- The inspiratory expiratory value difference (VD) and area reduction ratio (AR) of bilateral lungs were calculated. 结果各年龄组内男女之间的VD和AR无显著性差异;
- The cross section area was decreased due to corrosion attack in decarburized region, resulting in the tensile strength reduction. 于已脱碳之后期反应,因腐蚀而引起的截面积减损量变,则为抗拉强度衰减之最主要作用因素。
- Through the comparison of numerical simulation value and experiment results, the range of reduction ratio was obtained while the tube forming ideality. 通过数值模拟与实验结果的比较,得出了获得较理想的成形薄壁筒形件时减薄率的选取范围。
- The strength reduction FEM, taking the run-through of plastic zone as unstability criterion, can obtain actual stress distribution and simulate the process of slope failure. 以塑性区贯通为失稳判据的强度折减有限元法,可以很好的求解真实的应力分布和模拟软土边坡破坏过程,是一种值得提倡的方法。
- Then, a logic computational diagram is constructed for calculating diametral growth by assuming fatigue cyclic softening, namely yield strength reduction as tubing fatigues. 再通过合理的假设,建立用于计算直径增长的计算机逻辑框图。
- The uneven distribution of the reduction ratio of Mo square bar swaged into the circular bar and the Practice calculation method of reduction ratio were discussed. 讨论了钼方坯旋锻归圆前压缩比的不均匀分布情况及其实际压缩比的计算方法。
- The stability of the jointed rock slopes is analyzed by means of the universal distinct element code(UDEC) in which the strength reduction method is included. 摘要将通用离散元UDEC与强度折减法结合,对含多结构面的岩质边坡的稳定性进行了分析。
- The nominal shear strength of the concrete will be reduced to a dependable shear strength by applying a strength reduction factor 0 of 0.85 (ACI Code, Section 9.3.2). 混凝土的有名无实的切变强度将被减少到可靠的切变强度被申请力量减少因素0 0.;85 (ACI 代码;部分9
- Using lumped mass model, we construct dynamic equation of the flexible arm as well as its Simulink model. Using Simulink model, we analyze how Coulomb friction, motor inertia and reduction ratio of gear affect system performance. 采用集中质量模型建立了柔性手臂的动力学方程及其Simulink模型,利用Simulink模型仿真分析了库仑摩擦力、电机转子惯量和齿轮减速比对系统性能的影响。
- The star cracks in macrostructure appear in some hypo-peritectic continuous cast alloy blooms and these cracks cannot be stock completely by hot rolling reduction ratio, macroetching testing and SEM. 摘要一些亚包晶合金钢连铸大方坯出现低倍星状裂纹,在一定的压缩比下经轧制仍不能完全消除这种低倍缺陷。
- The Duncan E - B model and the generalized Mises model as the ideal elastic - plasticity model are adopted, and the applicability that the soil constitutive relation for slope stability estimation by FEM with shear strength reduction will be discussed. 讨论了土体采用邓肯E-B模型和理想弹塑性的广义米塞斯模型时;强度折减有限元法分析土坡稳定的适应性.
- At last, new failure thickness reduction ratio criterion is used to determine the forming limit of St14 steel based on the numerical system, and the prediction are compared with experimental FLD. 最后,在数值模拟中应用不同形式和参数组合的厚度减薄率判据进行成形极限图预测,并与实验结果进行了比较。
- The star cracks in macrostructure appear in some hypo-peritectic continuous cast alloy blooms and these cracks cannot be stuck completely by hot rolling reduction ratio,macroetching testing and SEM. 一些亚包晶合金钢连铸大方坯出现低倍星状裂纹,在一定的压缩比下经轧制仍不能完全消除这种低倍缺陷。
- Stability method that based on the FE (Finite Element) stress analysis of slip surface and the shear strength reduction method are two principal methods of FEM slope stability analysis. 摘要基于滑面上应力分析法和强度折减法是边坡稳定有限元分析方法中两类主要的方法。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- Finally, the shear strength reduction technique is used to analyze the seismic stability of Nuo Zhadu core wall type rockfill Dam and Chang Heba core wall type rockfill Dam in FEM. 最后,采用有限元强度折减技术分析了糯扎渡心墙堆石坝及长河坝心墙堆石坝上下游坝坡的抗震稳定性。
