方向数据的聚类分析法对与疾病的时间聚集性进行分析、季节分层分类等有极其重要的意义。
Cluster analysis of directional data is important to temporal clustering analysis of disease and stratification of season.
内存是缓存的最佳持久性存储，因为访问时间(实际上)是即时的并且RAM的容量通常都很大(或者容易聚集在一起)。
Memory is the best persistent store for a cache because access time is (practically) instantaneous and RAM is typically plentiful (or cheap to amass).
设计的网路流量突发异常检测原型系统能够报告持续性突发的出现时间范围、平均聚集值，突变性突发的发生时间、峰值。
The network traffic burst detection archetype system can report the time range and aggregate mean value for the lasting bursts, break time point and peak value for abrupt bursts.
方法对比碘仿混合物和普通纱布在体外对全血凝固时间和血小板聚集性的影响；
Methods The coagulation time and congregating rate were compared between IMB and common gauze (CG) in vitro.
北京市海淀区HFRS病人的分布为非随机分布，具有时间和空间聚集性分布的特征。
HFRS patients in Haidian district of Beijing were not distributed randomly, and the temporal and spatial clusters were obvious.
北京市海淀区HFRS病人的分布为非随机分布，具有时间和空间聚集性分布的特征。
HFRS patients in Haidian district of Beijing were not distributed randomly, and the temporal and spatial clusters were obvious.
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