取样

The sampling population of this study is girls at five-year, two-year, four-year and two-year technology of a selected college of commerce in Taipei City in stratified random sampling selection with class as sampling unit. A total of 424 girls are included in the formal survey and 405 valid questionnaires collected.

本研究以国立台北市某技术学院在学日间部五专、二专、四技、二技等学制女学生为抽样母群，采分层随机丛集取样方式，以班级为取样单位，正式施测时共抽取424人，有效问卷405份。

Compression techniques such as chroma subsampling, which uses color variation undetectable to the human eye.

供应商通过应用诸如色彩子取样等算法压缩技术确保视频的质量，所谓的色彩子取样使用了人眼观察不到的颜色变化。

Providers can ensure video quality by applying algorithmic compression techniques such as chroma subsampling, which uses color variation undetectable to the human eye.

供应商通过应用诸如色彩子取样等算法压缩技术确保视频的质量，所谓的色彩子取样使用了人眼观察不到的颜色变化。

With the methods of systematic and random sampling, the 39 grasshopper species and more than 3000 specimens had been collected in 5 kinds of habitats, belonging to 5 families, 26 genera.

采用系统取样和随机取样相结合的方法调查了5种生境中蝗虫的种类和数量，共采集到蝗虫39种，标本3000余号，隶属于5科26属。

With the methods of systematic and random sampling, more than 2000 specimens were collected in 7 kinds of habitat, belonging to 3 superfamilies, 11 families, 30 genera and 48 species. Of the collected specimens, grasshopper has the most species accounting for 62.5% of the total species.

采用系统取样和随机取样相结合的方法调查了7种生境中直翅目昆虫的种类和数量，共采集到昆虫48种，标本2000余号，其中蝗虫类30种，蚱类6种，螽斯类12种，隶属于3总科，11科，30属。

In natural thermoluminescence of soil respect, it has determined the stratgraphy of sampling, and proved anomaly shape has little change with the sampling density.

在土壤天然热释光测试方面，确定了取样层位，研究了取样密度变化对异常形态的影响。

The sampling valve was opened by force of springs; the lid-shaped turn-up of sampling diaphragm invented by the author enlarged the effective flow area for sample gas out of the combustion chamber.

取样机构动力由弹簧提供；作者发明的取样膜片盖状折起加大了样气流出燃烧室的流通面积。

In the run time rendering process, we first evaluate the product of the two SRBFs. As this product is evaluated, we present an efficient sampling algorithm on the unit sphere, and the generated point distribution can match the SRBF representation.

在执行显像运算时，我们先计算出两个球面辐射基底函数的乘积，然后根据球面辐射基底函数的表示形式，提出有效率的重要性取样方法，其产生出的取样分布可以合球面射基底函所描述的资分布。

Any signs of abnormality should be investigated by a veterinary surgeon. It will help if you take a fresh sample of cloacal excretion for a veterinarian to examine under the microscope.

任何炎症的出现都需要兽医立即进行医学方面的检查，常规的手段是组织取样或粪便取样，必要的时候需要进行粪样镜检。

The application of this method with microdialysis sampling and normal sampling in human whole blood assay is successful.

应用本方法结合微渗析取样及常规取样测定人血中的巯基化合物取得令人满意的结果。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。