Rainstorm design return period of one year, the ground water catchment time for 10 minutes.
暴雨设计重现期为一年，地面集水时间为10分钟。
On the other hand, major systems are designed for severe rain storms with a design return period of 50 to 100 years.
另一方面，大型系统用于应对严重的暴雨，设计应对50到100年一遇的暴雨。
The hydrologic design values of specific design return period or frequency are random variables having certain distribution pattern, so there are some uncertainty in it.
指定设计重现期或频率的水文设计值为随机变数，有一定的分布规律，表明它有相应的不确定性。
This paper also discusses the influence of typhoon wave patterns on the coastal engineering design parameters such as wave height, return period, etc.
文中还讨论了台风波浪波型对海岸工程建设中的设计波高、周期等要素取值的影响。
The analytical expressions of the optimal design intensity and return period are deduced by using the decision-making m…
使用该决策方法导出了最佳设计烈度和重现周期的解析表达式，从而得出了对抗震设计具有重要意义的结论。
Memorability: When users return to the design after a period of not using it, how easily can they reestablish proficiency?
可记忆度：当使用者经过一段时间没有使用，当下次再使用时，重建熟悉度的容易程度？
The X Prize Foundation is best known for the 2004 competition to design a human-piloted space craft that would leave the earth's atmosphere and return twice within a two-week period.
奖基金会过去举办的赛事要数2004年发起的太空飞机设计竞赛，要求参赛的太空飞机飞离大气层并在两个星期内两次往返地球。
The X Prize Foundation is best known for the 2004 competition to design a human-piloted space craft that would leave the earth's atmosphere and return twice within a two-week period.
奖基金会过去举办的赛事要数2004年发起的太空飞机设计竞赛，要求参赛的太空飞机飞离大气层并在两个星期内两次往返地球。
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