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.
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 first frequency method of estimating the fatigue serviceability on small and medium span railway concrete bridge is discussed in this paper through three piece test beam under fatigue load.
通过三片模拟梁试验实测结果，探讨了基频法评估铁路桥梁疲劳使用性能的可行性。
Along with the wider use of monolithic joint in the design of long span steel truss Bridges, the fatigue of weld details under traffic loads gradually attracted more attention of the architects.
随着整体节点正逐渐在大跨度钢桁架桥设计中被采用，在交通荷载作用下焊接局部的疲劳问题日益引起人们的重视。
The side-rolling resistant torsion bar made of this steel exhibits high fatigue life span and elastic limit.
采用该材料制造的抗侧滚扭杆具有高的疲劳寿命和高的弹性极限。
On the basis of fatigue test results for some important structural details, fatigue performance of some new structures in long-span steel highway bridges built in recent years in china is studied.
结合近些年来我国大跨径公路钢桥的建造情况，根据对部分关键构造细节所进行的疲劳试验结果，分析了几种新型结构型式和制造工艺中所存在的疲劳问题。
Fatigue span of pavement is predicted by judging damage factors and varied crack length.
损伤因子和裂缝长度的变化趋势相似，均可以用来评价路面的疲劳寿命。
Equipment life-span diagnoses mainly research the variation rules of unit part in unsteady temperature and thermal stress, fatigue characteristic of metals and life deterioration of equipments.
设备寿命诊断主要研究设备部件在非稳态下的温度及热应力变化规律、金属材料的疲劳特性以及部件的寿命损耗。
Thermal fatigue behavior of the piston is vital to the overall life-span of diesel engines.
活塞的热疲劳性能对柴油发动机的全寿命至关重要。
Let the fuzzy theory be applied into the prediction of fatigue life-span so as to establish a prediction theory of fuzzy fatigue life-span.
将模糊理论应用于疲劳寿命预测中去，建立了模糊疲劳寿命预测理论。
The seeking of probabilistic distribution for life-span of fatigue takes a very important position in 'the design of fatigue reliability.
疲劳寿命概率分布的求取在疲劳可靠性设计中处于十分重要的地位。
To be luckily, there is an overall valve in every hydraulic system, so high impact pressure cannot affect the fatigue life-span seriously.
但是系统上一般都有溢流阀，故冲击压力不会严重影响胶管的疲劳寿命。
To be luckily, there is an overall valve in every hydraulic system, so high impact pressure cannot affect the fatigue life-span seriously.
但是系统上一般都有溢流阀，故冲击压力不会严重影响胶管的疲劳寿命。
应用推荐