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- Nine sample sires will be chose to extract water-samples respectively in the upstream, mid-stream, and downstream of the river basin by using sample survey method. 采用抽样调查方法,在流域的上中下游分别选取九个点取水样。
- sample survey method 样本调查法
- Data in this table are estimated by Sample Survey. 注:本表数据为抽样推算数据。
- Buyer refuse gawk delivery sealed sample survey report following. 买主拒收货物,随后寄上密封样本与检验报告。
- Research about the Sampling Survey Method of Monthly Digest of Principal Economic Indicators of Industrial Enterprises 工业企业主要经济指标月报的抽样调查方法研究
- The comparison to three basic sampling survey methods of field crop 农作物三种基本抽样调查方法的比较
- Buyer refused gawk delivery and sealed sample survey report following. 买主拒收货物,随后寄上密封样本与检验报告。
- sampling survey method 抽样调查法
- Source: National Nutrition Sampling Survey in 1992. 资料来源:1992年全国营养抽样调查。
- Taking working practice as explanation, digital aerial survey method has of wide application foreground. 以作业实践说明,数字航测法地籍测量具有广阔的应用前景。
- Methods To adopt the Epidemiology survey method proceeding research. 方法采用流行病学调查研究方法进行研究。
- A sample survey shows that 94.8 percent of new pupils in grade one of primary schools across the country have received preschool education. 据抽样调查,全国小学一年级新生中接受过学前教育的比例已达到94.;8%25。
- Method Qualitative survey method was adopted to evaluate the acceptability of female condom among FSWs. 方法采用定性调查方法评估FSW人群对女用安全套的可接受性。
- How can systematic biases be eliminated in sample surveys? 问:抽样调查可以如何避免系统性偏差?
- This sample survey on the risk cognition of cigarette and drugs was made in Beijing, Osaka, and Los Ageless. 对北京、大阪、洛杉矶 3城市的市民就香烟和毒品的风险认知进行了抽样调查 ;并对其结果进行比较分析 .
- Tracking survey method will be used to track industrial wastewater emitting to river channels directly and the main pollution resources. 对直接排入河道的工业污水来源采取追踪调查的方法,寻找主要污染源。
- DESIGN:A stratified randomized cluster sampling survey. 设计:分层随机整群抽样调查。
- The questionnaire survey method is used to conduct the test among over 1000 residents by factor and correlation analysis. 方法:采用问卷调查的方式,运用因素分析法和相关分析法对1000余名居民进行测评。
- And we certainly didn't find them all. It was just a sample survey that we did outside the park. 我们现在无法全部找到他们,这只是一次公园外的简单调查。
- A new survey method is proposed for simultaneous installation of belt conveyor on a section by section basis by using the error prociple. 文中依据误差原理,针对矿井运输皮带分段同步安装的实际情况提出了一种新的测量方法;