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关注：1
2013-05-23 12:21
求翻译：根据,采用城乡分层整群抽样的方法,是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
根据,采用城乡分层整群抽样的方法,
问题补充： |
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2013-05-23 12:21:38
Of Shaanxi Province, children under age 5 died of monitoring programs, the use of urban and rural areas of stratified cluster sampling method,
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2013-05-23 12:23:18
According to the Shanxi children under age 5 died in monitoring programs, both urban and rural areas throughout hierarchical cluster sampling method.
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2013-05-23 12:24:58
< Child died monitor plan according to the Shanxi Province 5 years old below >, uses the city and countryside lamination group sampling the method,
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2013-05-23 12:26:38
Under < death monitoring programmes for children under 5 years old in shaanxi province >, stratified cluster sampling method of urban and rural areas,
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2013-05-23 12:28:18
正在翻译，请等待...
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