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- fatigue life expenditure 疲劳寿命损耗
- An Analytical Formula for Calculating Fatigue Life? 一个估算疲劳寿命的解析公式?
- The prediction model of coiled tubing fatigue life. 连续油管疲劳寿命预测模型的建立。
- The fatigue life of 45 normalied steel would be decreased by prestretching. 微量的预应变会降低正火45钢的疲劳性能。
- The results indicate that EMR can improve the fatigue life of structure, and can drive interference-fit fastener with large interference. 研究结果表明，电磁铆接技术能够提高结构疲劳寿命，能够安装大干涉量干涉配合紧固件。
- A mean strain or prestrain, as in Fig. 83, can under certain conditions reduce the subsequent fatigue life. 一个如图83所示的平均应变或预应变，在某种情况下，能够缩短以后的疲劳寿命。
- Thermal fatigue life of solder joints is predicted using the Coffin-Manson's empirical modified formula. 在此基础上,利用Coffin-Manson经验修正公式预报了焊点的热疲劳寿命。
- And also the sensitivity analysis was done to the several key factors influencing the fatigue life of the vane. 并对影响其疲劳寿命的几种关键因素进行了敏度分析。
- A sort of efficient calculation method was developed for fatigue life prediction under random loading. 研究了一种用于随机载荷下试件疲劳寿命预估的有效计算方法。
- In recent years, how did SKF steel improve the ball bearing quality and fatigue life? 近年来瑞典SKF公司是如何提高其滚动轴承质量和寿命的?
- The effect of pre immersion time on corrosion fatigue life reduced with the increasing of stress amplitude. 在 30MPa下预腐蚀对连接件的疲劳寿命的影响作用比 5 0MPa下预腐蚀对连接件疲劳寿命的作用要明显。
- The existence of residual stress and brace plate in a fillet welded joint has obvious effects on CADC and fatigue life. 残余应力及角接接头中支板的存在对裂纹形态发展曲线和疲劳寿命有明显的影响
- The fatigue life increases with decreasing modulus of surface layer in a power function with a negative exponent. 沥青面层的疲劳寿命随着面层材料模量的降低以负指数的幂函数形式增加;
- The fatigue life of two composites can be described by the Coffin-Manson relationship. 两种复合材料的疲劳寿命均符合Coffin-Manson公式。
- Based on maximum fatigue life as objective function and associated kinematic constraints have been formulated. 基于当目标函数及相关运动学制约已经制定时的最大疲劳寿命。
- Elastoplastic finite element analysis and low cycle fatigue life prediction of an engine combustor case were completed. 对某发动机燃烧室外套进行了弹塑性有限元分析和低循环疲劳寿命预测。
- The fatigue life is calculated with local stress and strain method under multiaxial condition. 采用多轴应变下的局部应力应变方法进行疲劳寿命计算;
- Corrosion results in decrease of metal fatigue life and overload can result in prolonging of fatigue life. 腐蚀会降低材料的疲劳寿命而超载则对疲劳寿命有增益作用。
- The fatigue life of the composite structures contained delimitation flaw is highly depe... 含分层缺陷复合材料结构的疲劳寿命不仅与缺陷尺寸,而且与缺陷位置有关。
- The feasibility of improving K417 fatigue life by surface shot peening and recrystallization was studied. 研究了采用喷丸再结晶方法提高K417合金疲劳寿命的可行性。
