Fracture occurred on two high-pressure oil pipes used in a truck diesel engine during servicing. Fractographic studies indicate that the fatigue is the main failure mechanism of the two fractured oil-pipes.
两件汽车柴油机高压油管在服役的过程中发生了断裂,断口学分析表明疲劳断裂是两件高压油管的主要失效机制。
参考来源 - 高压油管开裂失效分析Least-square principle method was used to process experimental data and the regression line obtained. The failure mechanism of the He-Ne laser tube under different current has been analyzed.
采用最小二乘估计法对试验数据进行了拟合,得到了回归直线,并分析了不同电流下激光管的失效机制。
参考来源 - 氦氖激光器加速寿命试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
高温PT C加热器的失效机制比较复杂。
The failure mechanisms in high temperature PTC heater are complicated.
这是因为硅使贝氏体铸钢在高应力冲击磨损下表现出不同的失效机制。
The reason is that the impact wear mechanism is different for low and high Si bainitic cast steels.
WebSphere Portal为远程缓存所使用的唯一失效机制是过期超时。
The only invalidation mechanism that WebSphere Portal USES for remote caches is expiration timeout.
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