但对高周次疲劳损伤，进行修复退火不能愈合裂纹和延长寿命。
But for the specimens of high cycle fatigue damaged, the annealing can not increase the total life.
室温及疲劳循环应力低、循环周次多的断口粗糙度大，纤维拔出较长；
Fracture morphology is more rough in room temperature, low fatigue stress and more fatigue cycles, but the length of fiber pullout is longer.
每两周开一次会。
即使你不准备1周流3次汗，任何活动总比没有要好。
Even if you are not prepared to work up a sweat three times a week, any activity is better than none.
孩子们将近一周都没被允许见她。这是一次非常令人激动的重逢。
The children weren't allowed to see her for nearly a week. It was a very emotional reunion.
有人给了我一份报告，上面一字不差地记录了她在过去的一周中参与的每一次谈话。
I was treated to a verbatim report of every conversation she's taken part in over the past week.
我通常一周吃一次快餐。
怀孕到36周前每隔两周要看一次医生，36周后开始必须每周都要去医生那儿检查一次，直到您分娩为止。
You should see your doctor every 2 weeks until 36 weeks, then once a week until you deliver the baby.
她向四周看了三次，但没有人追她。
如果你喜欢看电影，一周一次或一个月两次，这是很好的娱乐方式。
Once a week or twice a month, it is good entertainment, if you like watching movies.
每隔一周称重一次让我能发现并解释体重的任何明显变化。
Weighing every other week allows me to observe and account for any significant weight changes.
内奥米和史蒂夫每隔一周见一次面，然后会一起度过几个小时。
Naomi and Steve met every other week and spent hours together.
在你第一次考试前12周，把每一次考试的日期和时间记录在你的计划或日记本上，并拷贝一份贴在家里的墙上。
About 12 weeks before your first exam, record the dates and times for each of your exams in your planner or diary and make a copy to put on your wall at home.
一周至少做一次运动，如在体育馆打网球，这对我们的健康有好处。
Taking exercise such as playing tennis in the gym at least once a week is beneficial to our health.
我们已经被迫精简了两次排练，而6周后还有一场音乐会。
We've already had to cut short two rehearsals and we've got a concert in 6 weeks.
百分之二十的人一周只锻炼一到三次。
Twenty percent of us exercise only one to three times a week.
一名警方发言人表示，这是一周内的第三次炸弹恐吓，我们都应该保持警惕。
A police spokesman said that this was the third bomb scare within a week and that we should all be on our guard.
这两种装置在阳光充足的气候条件下工作良好；但在北欧，太阳可能一次被云层遮挡数周，而温度不仅随着季节变化，而且还随着昼夜变化。
Both these devices worked well in sunny climates; but in northern Europe, the sun may be hidden by clouds for weeks at a time, while temperatures vary not only seasonally but from day to night.
尽管安德鲁第一次当志愿者时只干了一周，但那周结束之时，他知道自己很快会再来，因为他感受到了爱与希望。
Andrew's first time as a volunteer only lasted a week, but by the end of that week, he knew he'd be back soon because he saw love and hope.
自四周前发布到网上以来，这位歌手的音乐视频已经被浏览了近900万次。
The singer's music video has been viewed nearly 9 million times since it was posted on the Internet four weeks ago.
2002年，在这一发现的十周年之际，多佛青铜时代船舰信托基金会主办了一次会议，其中显示出明显有一些不同的传统。
In 2002, on the tenth anniversary of the discovery, the Dover Bronze-Age Boat Trust hosted a conference, where this meeting of different traditions became apparent.
第一次感到胎动的时间经产妇应该发生在17周左右。
First detection of fetal movement should occur at around 17 weeks in a multigravida.
在怀孕前28周内，最好每个月都看一次医生，然后到36周前每隔两周看一次医生，36周后开始必须每周都要去医生那儿检查一次。
Ideally, you should see your doctor once each month for the first 28 weeks of your pregnancy, then every 2 weeks until 36 weeks, then once a week until you deliver the baby.
不过她要三个月才做一次头发，而我每三、四周就会理一次头发。
But she'll go three months between cuts, while I get one every three or four weeks.
开发团队相对少地在这种环境中运行他们的应用程序——可能每六到八周一次。
Development teams run their applications on this environment on a relatively infrequent basis — perhaps every six to eight weeks.
孩子们每隔六周进行一次考试，检查他们的读、写、说和听力。
Kids are tested every six weeks on their reading, writing, speaking, and listening comprehension.
原油泄漏在北海发生的频率为大约一周一次，但大多数并不严重。
Oil spills occur in the North Sea at the rate of about one a week, but most are not serious.
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