It is conducted a theoretical analysis of improving the residual fatigue life of a steel plate with central fatigue damage cracks, which is strengthened by CFRP.
对含中央疲劳损伤裂纹钢板粘贴CFRP加固，改善其剩余疲劳寿命进行了理论分析。
The result shows that predicting life by elasticity-plasticity finite element analysis is low and the maximal stress-strain cycle can be calculated accurately by the residual stress method.
研究结果表明，弹塑性有限元分析法预测的寿命偏低，由残余应力可以较准确地确定最大应力应变循环。
A analysis method of fatigue life reliability for composite structures is developed based on residual strength degradation theory.
以剩余强度衰减理论为基础，建立了一种复合材料结构疲劳寿命可靠性定量分析的工程方法。
The residual life of the tubes is estimated based on the carburizing damage analysis.
在考虑渗碳损伤的前提下对炉管的剩余寿命进行了评估。
Based on residual strength interference model and life interference model, a sensitivity analysis method on reliability was proposed for the fatigue crack growth life of powder metallurgy materials.
结合粉末冶金材料含有非金属夹杂裂纹的特点，以裂纹扩展寿命可靠性分析的剩余强度模型与寿命干涉模型为基础，建立了多夹杂裂纹扩展的可靠性敏度分析模型。
The application of the residual gases analysis in high vacuum system is very important for improving the performances, the quality and the working life of various vacuum electronic devices.
高真空系统残气分析对提高电真空器件的性能、质量和寿命具有重要作用。四极质谱计与微机联用是必然的趋势。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
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