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- spatial stratified sampling technique 空间分层抽样技术
- Improved stratified sampling technique and performance research 改进型分层抽样技术及性能研究
- Stratified sampling technique 分层抽样
- Methods:A questionnaire survey and clinic examination were conducted among married childbearing age women by stratified cluster sampling technique. 方法:采用分层整群抽样的方法对研究对象进行问卷调查和妇科检查。
- This would be an example of a stratified sample. 这就是一个典型抽样的例子。
- The REORG uses a sampling technique to build the dictionary. REORG使用一种抽样技术来建立字典。
- We also proposed a control mechanism for the width of BTP through stratified sampling method. 然后基于自回归模型生成新的草书纹理,并引入分层采样方法来控制纹理宽度;
- Methods: A large-scale survey was conducted at 250 medical health units baaed on stratified sampling. 方法使用分层抽样的方法在全国范围内抽取250家医疗机构开展大规模调查。
- Methods With stratified sampling and cluster sampling, we investigate 487 families in poverty. 方法采用分层整群抽样方法调查487户贫困家庭。
- Methods Using the method of multistage stratified sampling,1253 wrinkly and elderly people were investigated with the questionnaire. 方法采用多阶段分层抽样方法,对1253名中老年人进行问卷调查。
- Method Adopt stratified sampling structural examination and The Brief Psychiatric Rating Scale (BPRS) to measure for 107 heroin dependence in-patients. 方法采用分层抽样、定式检查及简明精神病量表(BPRS),对107例海洛因成瘾患者进行测试。
- Spatial Paterns of Yellow Rust of Turf Grass and Its Sampling Technique. 草坪草条锈病空间格局及抽样技术。
- Methods A stratified sampling study of smoking situation and related factors were conducted among 1560 students in two universities in Wuhu city. 方法采用整群抽样方法抽取芜湖市两所高校大学生1560人进行横断面研究。
- Stratified sampling was conducted by county to capture rats,and to sort out flea for identification of their genus and species. 以县为单位分层抽样设点捕获鼠类,并从鼠体检取蚤类,鉴定鼠、蚤种属。
- Sampling techniques and practices II. 抽样技术及其应用2。
- Methods An anonymous survey was conducted among 502 students from a technical college selected by stratified sampling and cluster sampling. 方法采用分层整群抽样的方法对一所职业技术学院的502名学生进行匿名式问卷调查。
- Methods 104 DPN patients were randomly paired by the stratified sampling method and divided into acupuncture medicament group and control group, 52 cases for each. 方法 将DPN患者104 例,随机分为针药组和对照组各52 例。
- Methods Stratified sampling methods were used to carry out the prevalence study of maternity and child care for women at child bearing-age in Luochuan County and Bin County. 方法采用分层抽样,抽取洛川、彬县育龄妇女入户进行妇幼保健现状问卷调查。
- Method Le-gionella was tested from air-condition cooling tower water, secondary water supply, drinking water and the earth s surface water by stratified sampling. 方法采取分层抽样方法分别对冷却塔水、二次供水、管网水(出厂水)、地表自然水进行军团菌检测。
- Suspension Sampling technique had been used to FAAS for determining trace copper in tea. 将悬浮液进样技术应用于火焰原子吸收光谱法,成功地测定了茶叶中的微量铜。