Effects of Structural Modification on Dynamic Response and Fatigue Life in Helicopter.

主要是研究结构改变后直升机结构的动力学特性以及对疲劳寿命的影响.

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The fatigue life of welding structures includes technological life and life.

焊接结构的疲劳寿命通常分为工艺寿命和使用寿命.

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This paper introduced the fatigue life prediction method of aircraft structure.

论文简要介绍了国内外常用的机体寿命分析方法.

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The total fatigue life for welded structure is the sum.

二者寿命之和为焊接结构的总疲劳寿命.

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The feasibility of improving K 417 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.

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Interference fit is an economical and effective method for prolonging fatigue life of jointing structures.

干涉配合是提高连接结构抗疲劳破坏能力的经济而有效的措施.

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When the viscosity surpasses a certain marginal value, gearing contact fatigue life an increment of viscosity.

通过热弹流润滑数值计算, 分析了润滑油粘度对齿轮接触疲劳寿命的影响.

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The amount of internal clearance can influence noise, vibration, heat build - up and fatigue life.

数额可以影响内部清除噪音, 振动, 热和疲劳寿命.

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Thermal cycle test demonstrates that the fatigue life of 3 D - MCM are more than 1500 temperature cycles.

热循环试验表明,3D-MCM具有大于1500个热循环周期的疲劳寿命,从而具有很高的热机械可靠性.

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As young ~! The fatigue life of people busy, trivial worries as ants.

因为年轻啊~! 繁忙的生活使人疲惫, 琐碎的烦恼如蚁.

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Underfill technology effectively enhances the flip - chip cycle fatigue life and reliability of packaging process.

有机基板上的倒装芯片一般采用底部填充技术以提高其封装的可靠性.

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The application of crack growth approach to the analysis of fatigue life in rubber comp one.

文章回顾了裂纹生长方法在橡胶件疲劳寿命分析中的应用.

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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.

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V - belt fatigue test is a dynamic test to examine the fatigue life of V - belt.

带疲劳试验是检测V带疲劳寿命的动态试验,V带功率 试验机是一种与V带 实际使用情况基本一致的试验设备.

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To evaluate the fatigue life of tower crane, research the load status of tower crane.

目的研究塔式起重机工程载荷状态,提供评估塔式起重机疲劳寿命的依据.

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