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关注:1
2013-05-23 12:21
求翻译:The increased demands that need to be met by axles on modern trains has resulted in high-strength materials being introduced; however, it should be noted that an increase in static material strength does not lead to a proportional increase in the fatigue strength.是什么意思? 待解决
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- 离问题结束还有
The increased demands that need to be met by axles on modern trains has resulted in high-strength materials being introduced; however, it should be noted that an increase in static material strength does not lead to a proportional increase in the fatigue strength.
问题补充: |
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