Annual maximum flood occurrence dates and magnitudes both can provide important information for the hydraulic engineering design and the reservoir operation.
采用Von Mises分布拟合年最大洪水发生时间的概率分布,采用皮尔逊III型分布拟合年最大洪水量级的概率分布,选用能够较好反映年最大洪水发生时间和量级之间相关结构的Gumbel Archimedean Copula函数,建立两变量联合分布,并定义和分析条件频率、联合频率和两变量重现期。
Methods TG TC HDL-C LDL-C were determined on the basis of biood lipid program and technical standardization in 2212 health people ,analyzed blood lipid level and abnormal probability.
方法2212例健康人按血脂测定项目和技术标准化方法测定甘油三酯(TG)、总胆固醇(TC)、高密度脂蛋白-胆固醇(HDL-C)和低密度脂蛋白-胆固醇(LDL-C),分析各组血脂水平和异常发生率。
The extent of time between two events; an intervening period.
时间间隔两件事发生时间的间隔，一段间隔
earliest event occurrence time
事件的最早发生时间
To happen at the same time or during the same period.
同时发生发生在相同时间或相同时期
occurring or operating at the same time.
在同一时间发生或操作。
not occurring at expected times.
不在预定的时间发生。
Time brings all things to pass.
时间使一切发生着变化．
Arranged in order of time of occurrence.
按时间发生顺序排列的
We sometimes clashed.
我们之间有时发生争执。
relating to or arranged according to temporal order.
关于时间发生顺序的，或按时间发生顺序排列的。
Occurring earlier in time.
较早发生的在时间意义上更早发生的
The period of time during which such an obscuration occurs.
蚀的发生期这种天体变暗发生的时间
Occurring between glacial epochs.
间冰期的发生于冰河时代之间的
occurring or falling between events or points in time.
发生或者降临在事件或者时间的中间。
happening without warning or in a short space of time.
没有预兆就发生了，或者时间间隔短。
Happening at the same time as something else.
同时发生的和其他情况在相同时间发生的
Happening or existing at the same time.
同时发生的发生在或存在于相同时间的
when it occurs regularly over an extended period of time.
随着时间的过去，这种情况时有发生。
How long does it take for a Work Unit to time out?
一个数据块需要多长时间发生超时？