Method: 362 cases of Lizu elderly people who were investigated by a random sampling procedure were interviewed by using MOS SF-36 questionnaire.
方法：采用随机、整群抽样的方法，应用生命质量量表（SF-36健康量表），对五指山市362名黎族老年人进行入户问卷调查。
Different priority rules are adopted in the random sampling procedure, and a statistical test shows that they affect the performance of the proposed random sampling method.
通过对比分析，说明不同的任务优先规则对随机抽样算法具有不同的影响，其中采用MINSLK等优先规则的随机抽样算法能够有效地缩短项目平均工期。
Although random sampling used for many surveys fails to cover large segments of the population, the procedure nonetheless offers insight into voting and consumption patterns.
虽然许多调查所用的随机取样不能覆盖大部分人口，但是这一过程使人们能更深刻地理解选举和消费的模式。
Abstract: Structural system reliability is dealt with by Monte Carlo integration using systematic descriptive sampling is applied instead of the random sampling in the Monte Carlo procedure.
文摘：在用蒙特卡罗法计算结构系统可靠性时，运用了系统描述性抽样法。
Structural system reliability is dealt with by Monte Carlo integration using systematic descriptive sampling is applied instead of the random sampling in the Monte Carlo procedure.
在用蒙特卡罗法计算结构系统可靠性时，运用了系统描述性抽样法。
According to the survey quoted in the argument, we see no such procedure of random sampling and thus have good reason to doubt its representative of the town as a whole.
参加调查的人数，代表性，还有可能本地只有这一家垃圾收捡企业，所以根本没有比较，怎么知道好不好呢？
According to the survey quoted in the argument, we see no such procedure of random sampling and thus have good reason to doubt its representative of the town as a whole.
参加调查的人数，代表性，还有可能本地只有这一家垃圾收捡企业，所以根本没有比较，怎么知道好不好呢？
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