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关注：1
2013-05-23 12:21
求翻译：采用多阶段分层整群机械抽样方法，对宁夏盐池县8个乡镇40个村共1320户进行问卷调查是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
采用多阶段分层整群机械抽样方法，对宁夏盐池县8个乡镇40个村共1320户进行问卷调查
问题补充： |
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2013-05-23 12:21:38
Multi-stage stratified cluster sampling method machinery, the eight towns Yanchi County 40 villages a total of 1320 questionnaires
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2013-05-23 12:23:18
Adoption of a multi-stage stratified sampling methods for whole groups of ningxia machinery Both Yanchi County 8 40 villages with a total township 1320 survey
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2013-05-23 12:24:58
Uses the multi-stage lamination entire group mechanical sampling method, carries on the questionnaire survey to the Ningxia Yanchi County 8 villages and towns 40 village altogether 1320 households
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2013-05-23 12:26:38
With multi-stage stratified cluster of mechanical sampling, 8 townships 40 village in yanchi County of Ningxia total 1320 households conducted a questionnaire survey
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2013-05-23 12:28:18
正在翻译，请等待...
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