跪求高手英语大侠人英译中,跟材料学有关的英语论文。我快死掉了。。。

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that your genes decide\u4f5c\u5b9a\u8bed\u4ece\u53e5\u4fee\u9970features
just one of the thousands of features\u4f5c\u8868\u8bed\u3002

这项研究是专门评估的疲劳裂纹扩展阻力PMMC公司获得的对接接头搅拌摩擦焊。材料认为有两个铝合金矩阵/氧化铝颗粒: AA6061 / Al2O3/20p和AA7005/Al2O3/10p ,而消防处AA6061 / / Al2O3/20p对接展出的效率72 % ;同时,断裂伸长率和硬化关节高于基体材料。低周疲劳寿命反而略有减少对母质为PMMCs 。
这项工作的目标是介绍并分析FCG实验上进行了物质和PMMC公司母公司的搅拌摩擦焊对接接头,有两个不同的价值观的R = Kmin / Kmax负荷比,那里Kmin和Kmax的最低和最高应力强度因素在裂纹尖端,分别与两个可能的裂缝位置,即在焊核及热机械影响区( TMAZ )在扫描电镜,以评估裂纹粒子的相互作用,并在传播中的作用负荷水平裂纹扩展机制。讨论不同的条件(母质/联合,俄比,裂纹位置,裂纹扩展政权)是援引简单裂纹闭合的论点。无论是古典埃尔伯的方法和更近的办法的基础上部分裂纹闭合概念(调整后的履约率, ACR公司, 2 / π方法)进行了审议。

项研究是专门评估的疲劳裂纹扩展阻力PMMC公司获得的对接接头搅拌摩擦焊。材料认为有两个铝合金矩阵/氧化铝颗粒: AA6061 / Al2O3/20p和AA7005/Al2O3/10p ,而消防处AA6061 / / Al2O3/20p对接展出的效率72 % ;同时,断裂伸长率和硬化关节高于基体材料。低周疲劳寿命反而略有减少对母质为PMMCs 。
这项工作的目标是介绍并分析FCG实验上进行了物质和PMMC公司母公司的搅拌摩擦焊对接接头,有两个不同的价值观的R = Kmin / Kmax负荷比,那里Kmin和Kmax的最低和最高应力强度因素在裂纹尖端,分别与两个可能的裂缝位置,即在焊核及热机械影响区( TMAZ )在扫描电镜,以评估裂纹粒子的相互作用,并在传播中的作用负荷水平裂纹扩展机制。讨论不同的条件(母质/联合,俄比,裂纹位置,裂纹扩展政权)是援引简单裂纹闭合的论点。无论是古典埃尔伯的方法和更近的办法的基础上部分裂纹闭合概念(调整后的履约率, ACR公司, 2 / π

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