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- Methods: By randomized group sampling method,576 undergraduates were assessed with Eysenck Personality Questionnaire,Coping ways questionnaries and Self-Rated Health Measurement Scale. 目的:探讨大学生人格特征,应付方式与自测健康状况的关系。
- Methods: By random group sampling method, 680 college students in one medical university were assessed with the questionnaires of Test Anxiety Test (TAT) and Dysfunctional Attitude Scales (DAS). 方法：采取随机整群抽样的方法，用考试焦虑检查表(TAT)和功能失调性态度问卷(DAS)对680名医科大学生进行问卷调查。
- The Group Sampling Inspection Methods 集团抽样检验方法
- The best apportion of group sampling 关于分类抽样的最优分配
- Abstract: To settle the numbers of groups, the moth and features of group sampling are analysed, and its estimator is goven.Then using CauchySchwartz unequility, it seeks the best apportion with finite cost. 文摘:为了确定分类抽样的各类单位数;分析了分类抽样的抽取方法和特点;同时给出其简单估计;然后利用柯西-施瓦茨不等式推导出在给定调查费用情况下的最优分配.
- Abstract: Abstract: Using the method described in the paper, the different group samples are nermalized to obtain reliability data of producs with long lifetime in shorter testing cycles. 摘要：摘要：对所选取的不同批样本进行归一化处理后，就可以在较短的试验周期内获得较长寿命剖面上产品的可靠性数据，使可靠性评估工作变得可行，评估结果可信、合理。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- The group was made up of doctors. 这个团体是由医生组成的。
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
- He is a the most brisk young man in this group. 他是这个小组中最活跃的年轻人。
- He showed me a photo of a family group. 他给我看一张合家欢的照片。
- The chief accountant of a manufacturing group. 一个制造业集团的总会计师。
- The hunting group had good sport today. 今天打猎小组满载而归。
- I stand out in a group interview. 在集体面试中脱颖而出。
- He looked around the small group of mourners. 他环顾一下那一小群的送葬者。
- The group of destroyers damaged the bus. 那群破坏者毁坏了这辆公共汽车。
