方法采用系统抽样方法,对社区4 107位居民实施问卷调查和相关指标的检测。
METHODS The systematic sampling methods were used. 4 107 residents were investigated by questionnaires and some blood indexes were examined.
第二部分运用抽样技术及交通工程的相关理论研究车辆检测器的合理布设方法。
The second part uses the technology of collecting samples and relevant theories in traffic engineering to study the method of laying vehicle detections.
方法:采用普查法和抽样调查法相结合,对河南省乙类大型医用设备的相关资料进行了调查。
Methods: Census method and sampling survey method were both used to investigate the related data of the second-class large medical equipments in Henan province.
方法:应用分层整群抽样方法,在城市、农村小学中各抽取一所小学,进行视力检查及相关因素调查。
Method: Using stratified cluster sampling, sampling an elementary school respectively in the city and countryside, carries on the check by sight and the correlation factor investigation.
建议如下,在举行基金会支持的夏令营或者相关NGO支教活动时,志愿者走访一些获得教学物资的学校,抽样调查。
Suggestion as followings: Volunteers of Summer Camp or voluntary activity by related NGOs could do sample survey by visiting schools receiving donations.
经抽样检验,这样生成的紊流场的相关函数基本上符合紊流模型的相关特性,因而证实了该方法的可行性。
The correlation of so generated turbulent field is found to be in good agreement with the theoretical correlation of the Dryden model, thus the feasibility of the proposed method is verified.
与此相关的自选择偏差和抽样偏差问题也在文中进行了讨论。
Self-selection bias and sampling bias are also discussed at the end of the paper.
方法采用随机抽样的方法,对房山区9所中小学校食堂及366名在校就餐的学生进行膳食及营养教育相关情况的问卷调查。
Methods By random sampling method, 9 refectories and 366 students usually having their lunch at schools were drawn from Fangshan District, an anonymous questionnaire survey was conducted among them.
检验标准:以甲方提供的设计图纸和技术参数规定、封样样品、甲方的交验标准、相关国家标准、甲乙双方承认的抽样质量标准为依据进行检验。
Inspection standard: Based on the design drawing, technology parameter, sealed samples, specific inspection standard provided by Party a, and approved AQL standard by both parties.
本文引进序贯抽样的思想,提出气象变量相关系数的一种序贯检验方法。
By introducing the idea of sequential sampling, a method for testing correlation coefficients of meteorological variables is presented.
对于属性区域内部的定量属性抽样值,则建立了抽样值的相关函数表达式。
Correlation functions between sample values in attribute data are used to measure data sampling errors quantitatively.
本文依据理论模型确定模型变量,继而进行调查方案设计,对网络顾客进行随机抽样,获得相关数据。
Based on theoretical model, variables are established, and then investigation is designed. Finally, relevant data are acquired from online shopper samples at random.
方法:采用分群随机抽样方法,对北京市16个区县的药店消费者进行影响购药行为相关营业员因素的问卷调查,并就调查结果进行统计分析,进而提出建议。
METHODS: Clustering random sampling method was launched among the drugstore consumers in 16 districts of Beijing, the results were statistically analyzed, and then the Suggestions were provided.
对于高斯型分布的微细离子柬注入,对其径向坐标的随机抽样作了模拟分析,结果表明横向分布与束半径密切相关,并且横向能量淀积的峰值位置就在束半径附近。
The results show that the transverse profile is correlative with the ion beam radius, and the top position of the energy deposition distribution is near the ion beam radius.
为了解决数字模拟方法效率低的问题,提出了相关变量模糊可靠性灵敏度分析的线抽样方法。
To overcome the disadvantage of numerical simulation, a line sampling algorithm is developed for FRS analysis with correlative variables.
方法对某高校社区教职员工高血压的患病率、服药率及控制率做整群抽样调查,并与历年查体档案的相关资料进行比较。
Methods the incidence rate of hypertension and taking medicine and control rate were investigated by the methods of cluster and record in the peoples of the university community.
这种方法通过由相关函数抽样序列形成的协方差矩阵控制序列的相关性,适用于仿真具有不同概率密度函数的各种有限长相关的随机序列。
This method can control the series correlation via covariance matrix that was formed from correlation series and is suit for simulating finite correlated random series of different distributions.
方法按照相关调查表要求,对农村供水情况进行普查,供水水质采用分层随机抽样的方法进行监测。
Methods General investigation was adopted to understand the water supply situation in rural areas and stratified random sampling was used to monitor the water quality.
运用服装心理学相关理论,通过随机抽样调查,分析了医生服饰与其作用效果———病人心理的关系。
The effect of doctors' gown on patients' psychology was investigated based on costume psychology theory and random polling survey.
方法按照卫生部1995、1997、1999和2002年的监测方案分别进行碘缺乏病相关指标抽样调查。
Methods Four monitoring indicators for IDD were carried out in 1995,1997,1999 and 2002 according to the planes of MOH.
以实际的例子阐述:两个是非标志的相关程度;两个是非标志相关条件下的抽样估计。
Expound on the fact example: the interrelated degree of two marks of yes or on, sample estimate in the condition of two mark of yes or no.
从这些自相关和谱当中,可以观察到周期平稳信号抽样的特殊性,这与平稳信号的抽样明显不同。
From all this auto correlation and spectrums, we can observe some properties of the sampling of the cyclic stationary signals, which may be obviously different from those of...
采用超抽样序列的非周期互相关函数值,研究了脉冲形状对切普异步时域相位光码分多址(OCDMA)系统性能的影响。
The effects of pulse shape on the chip-asynchronous coherent time-spreading OCDMA system performances are analyzed by the aperiodic cross-correlation function of up-sampled sequence.
通过对抽样试件进行的各种测试,提出了智能开关插座完整的定型测试流程,并获得了大量的实测数据,为设计相关节能产品提供了参考借鉴。
By wave test and function test, a typical testing process is proposed and a large quantity of data is offered. It is a reference to other energy-saving products.
这些究研者评估了在随机抽样一个月后的血脂和血压水平,与平均随访4.9年后临床结果之间的相关性。
The researchers assessed associations between lipid and blood pressure levels at 1 month after randomization and clinical outcomes after a mean follow-up of 4.9 years.
像元结构对输入图像的抽样使联合变换功率谱和相关输出是空间周期性重复的。
The present method is achieved with an amplitude gray-scale spatial light modulator (SLM) as the image input device and based on double exposure holographic phase-shifting interferometry.
像元结构对输入图像的抽样使联合变换功率谱和相关输出是空间周期性重复的。
The present method is achieved with an amplitude gray-scale spatial light modulator (SLM) as the image input device and based on double exposure holographic phase-shifting interferometry.
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