representative sampling
- 网络代表性抽样;代表性采样;代表取样法;有代表性抽样
![representative sampling](../cache/848643.jpg)
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Some matters about representative sampling and sampling techniques were also discussed .
同时讨论了采样方法技术以及采样的代表性等问题。
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The following table shows a representative sampling of the tabs and the commands available on each tab .
下表显示了选项卡的典型样例以及每个选项卡上的可用命令。
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Then do some open-ended interviews and unstructured live observations with a representative sampling of your customers .
然后再选取有代表性的客户样本,举行一些开放式的访谈,以较为松散的方式观察他们的现场反应。
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By sampling and examining , the relationship between aerosol and parameter of weather condition was found at the representative sampling address .
对一些有代表性的采样点进行采样检测,初步找出一些天气状况参数对气溶胶的影响。
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The windshield of a moving vehicle is subjected to numerous insect strikes and can be used as a collection device for representative sampling .
一辆移动中的交通工具的挡风玻璃经受很多昆虫的攻击,并且能够用作代表性取样的一个收集装置。
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Instead , through quotation , summary , and paraphrase , you try to provide a representative sampling of facts and opinions to give an objective report on your topic .
相反,通过引用、总结和释义,你可以将事实和观点进行有代表性地抽样,给出一个关于研究主题的客观报告。
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Methods : Guangzhou city , Shenzhen city and Dongguan City were chosen as the representative sampling sites which were influenced by the haze weather in the Pearl River Delta .
方法:选择珠江三角洲地区受灰霾天气影响严重的广州市、东莞市和深圳市三个城市市区作为灰霾颗粒物采样地点。
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Firstly , the preparation of the sample is critical , and it includes representative sampling , selection of dispersants , surfactants and admixtures , and use of the ultrasonic .
首先测量前最重要的问题是充分地准备样品,包括典型抽样、分散剂、表面活化剂和混合剂选用,超声波的使用等等;
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Measuring the water cut of the crude oil with automatic on-line sampler rather than by the conventional method of representative sampling can increase measurement accuracy , and eliminate the inadequate representativeness existing in manual sampling for turn-over measurement .
用在线原油自动取样器采取代表性原油试样,可提高原油含水率化验结果的准确性,弥补原油交接计量过程中手工法取样其试样代表性不够全面的缺陷。
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Results The air concentration of TCE in the three representative sampling sites was from 31.2 mg / m3 to 120.1 mg / m3 and the average is 72.5mg / m3 , 2.4 times higher than the national maximum allowable concentration .
结果活性碳管采集的具有代表性的3个作业点共31份空气样本,浓度范围在31.2~120.1mg/m3,平均浓度为72.5mg/m3,超出我国工作场所空气中有害物质容许浓度2.4倍;
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The representative of sampling is improved by using the method based on uniform probability sampling , which is used to calculate the size and form of tracking gate .
采用概率均匀采样的方法来提高状态分布模拟采样的代表性,并用于计算跟踪门的大小和形状。
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Representative of the discontinuity sampling frequency of SO2 is analysed .
对间断采样频率的代表性作出结论。