1) stress alternation
应力循环;交变负荷;交变应力
2) cyclic stress
交变应力，循环应力
3) alternating pulsating stress in interface
界面交变循环应力
5) alternating stress
交变应力
1.
As shown by the study,being acted by alternating stress,bolt strength is deficiency as leads to failure.
针对球磨机运转时中空轴联接螺栓常发生断裂的实际问题,根据线弹性理论,对Φ3×11m磨机的中空轴联接螺栓进行力学分析,研究其应力分布规律,研究表明:联接螺栓在循环的交变应力作用下,强度明显不足,必然会引起断裂。
2.
Based on Miner s fatigue theory and Whler s safe boundary,the authors investigated into the conductor fatigue test method under the compound alternating stress and life prediction method for overhead transmission lines.
以Miner疲劳理论及W hler安全边界曲线为基础 ,探讨了复合交变应力条件下的导线疲劳试验方法与架空输电线路的寿命估算方法。
3.
In this non-impact working condition,the description of pump valve\'s motion characteristic was perfected,and the harmfulness of accelerating pump valve\'s failure by stress concentration under alternating stress was considered.
该条件完善了泵阀运动特性的描述,考虑了应力集中在交变应力作用下对加速泵阀失效所带来的危害性,将无冲击条件应用于泵阀设计,对延长泵阀的使用寿命有一定的指导意义。
6) alternative stress
交变应力
1.
Resulted by the action of alternative temperature,the pipeline of thermodynamics system will generate a kind of alternative stress,the metal in the focus region of thermal stress will wear out up to crack.
热力系统管道在交变温度作用下会产生交变应力、热应力集中区域金属易造成疲劳 ,当疲劳到达极限值时产生破坏 ,形成裂纹。
2.
In this paper, the characteristics and the modes of the cracks in chair slide in a BJ2021 jeep were analysed It is shown that the cracks are characterized by typical fatigue, the bad fixation and the alternative stresses are responsible for the fracture of slid
结果表明， 座椅滑道失效模式为典型的疲劳断裂， 其原因系座椅支架固定不牢， 在运行过程中断裂处出现交变应力作用所
3.
However, the study based on alternative stress, including ultrasound and sound, on the impact of disease resistance in crop is reported seldom.
目前国内外主要集中于光、磁、电、声波对农作物的生长发育、产量影响的研究,而基于超声波、声波等交变应力对农作物抗病影响的研究很少见于报道。
补充资料：交变应力腐蚀
分子式：
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性质：见应力腐蚀。
分子量：
CAS号：
性质：见应力腐蚀。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条