... 对称应力循环 symmetricstresscycle 高应力循环 high stress cycles 应力循环脉动系数 stressamplituderatio ...
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承受不同循环载荷共同作用的压力容器，其概率疲劳寿命和在高应力水平上的循环载荷有着密切的关系。
The probability fatigue life - span of pressure vessel under the action of different cycle load is closely related to the cycle load with high stress.
在低循环应力时，真空环境中的疲劳断裂次数可比室温大气环境中的高近4倍。
Under lower cyclic stresses, the fatigue cycles to failure in vacuum is increased approximately 4 times than in air.
采用轴对称模型和有限元方法，模拟了大秦线长大坡道循环制动条件下货车车轮温度和应力场，结果表明车轮高应力区出现在辐板上，现行制动条件下车轮强度满足使用要求。
The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in Daqin line have been simulated by using FEM and axial symmetry model.
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