抽取

Methods The integration of simple random sampling and stratified sampling was adopted to select 480 soldiers of 5 different branches of the military forces stationed in Jinan as study objects.

采用简单随机抽样和分层抽样相结合的方法抽取驻济5个兵种不同的部队，计480名军人作为研究对象。

In principle, layered random sampling and simple random sampling were used.

取样原则采分层随机抽样和简单随机抽样方式，共抽取12所学校，抽样得70个班级，含68位教师与其班级学生共754人，回收的有效样本共计70班，合计68位级任教师与739位学生。

Methods Three towns of Wenjiang District were selected for study by computer simple random sampling.

方法计算机单纯随机抽取温江区3个乡镇作为调查对象，采用走村入户与农民面对面访谈的方式随机对温江5％参合农户户主用自制问卷调查表进行调查。分别采用Epidata 3.0和ISPSS 11.5软件进行数据录入和统计分析。

In its most recent season the Met, which gets 50% of the box-office revenue from simulcast tickets (sold at an average price of $22), more or less broke even with the scheme.

Met从同步直播的票房收入中抽取50%分成（同步直播的票价平均是22美元），在最近的演出季里，即使算上这部分分成Met也几乎入不敷出。

Reduced interference distribution (Boan-Jordan Distribution), singular value abstraction and minimum distance classification is studied to recognize the signal.

本文研究了减小干扰分布时频分析方法以及奇异值特征提取方法，并对抽取的特征用最小距离分类器进行了识别。

Singular value decomposition of matrix may be avoided in the process of feature extraction, which is simpler than that of previous technologies such as PCA.

在Yale和NUST603两个人脸库上与ORL和NUST603两个人脸库上分别检验了两种方法的识别性能，实验结果表明两种方法抽取的鉴别特征有较强的鉴别能力。

Moreover, singular value decomposition of matrix is fully avoided in the process of feature extraction, so the discriminant features can be gained easily.

受支持向量机理论中有关核技术的启发，该文提出了一种非线性特征抽取方法—基于核的正交补空间法。

The reasons for both positive and negative nominations in sociometry were collected and categorized into nine social-related traits. They were positive and negative competence, positive and negative interacting behaviors, positive and negative self-related characteristics, positive and negative appearance, and misbehavior. Three subscales of the SSSL provided self-reported traits of social skills, social relations, and social anxiety.

每年级各抽取四班实施社交计量表，社交计量资料依徐春仁设计的电脑程式分析，可得结果除社交地位类型、社会喜好、和社会影响外，还包括同侪选择的理由和该理由之选择次数，选择理由归类为：正向的能力、负向的能力、正向的人际、负向的人际、正向的自我、负向的自我、正向的外表、负向的外表和违规行为等九项特质；另外，自陈式的「社会生活适应问卷」测量学生自评的人际技巧、人际关系和人际焦虑等三项社会特质。

Supporters of the normalized data warehouse approach sometimes draw spiderweb diagrams with multiple extracts from the same source feeding into multiple data marts. The illustration supposedly depicts the perils of proceeding without a normalized data warehouse to feed the data marts.

DW 方法标准化的支持者，有时候会画出，从同一个数据源抽取数据填充到多个数据集市中的蜘蛛网状图。

MethodsThe method of random cluster sampling was adopted to select 700 automotive soldiers,the SCL-90,STAI,EPQ and SRHMS were used to evaluate the mental health and personality of them,and the related factors of mental health were analyzed.

方法随机整群抽样，抽取某部驻戈壁沙漠汽车兵700人，用症状自评量表(SCL-90)、状态—特质焦虑问卷、艾森克个性问卷和自测健康评定量表分别测评其心理健康水平及个性，并对心理健康状况的影响因素进行分析。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！