题目内容
低周疲劳是在应力约等于____应力，应力循环周数小于（ ）的疲劳破坏。
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静力疲劳应力集中系数Kt=____。
Text APart I (Paras. 1- 3__)The president congratulates students on their achievement and reminds students of the fact that their current success was due to _________________________________, and that their future is built on __________________________________.
para 6Here at the university, it may not always be _________ to have so many new experiences all at once. In your dorm, the student next door may ______________ play the one song, which gives you a giant headache! You may be an early bird while your roommate is ______________! And still, you and your roommate may become best friends. Don’t worry if you become a little uncomfortable with some of your new experiences.
Para. 6I promise you that the happy experiences will ___________ the unpleasant ones. And I promise that virtually all of them will provide you with valuable lessons which will _________________. So, with a glow in your eye and ____________________,step forward to _________________________________________!
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