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对策一:界定数据口径对策二:调查抽样本身就有误差对策三:采用有效的调查方法对策四:专业分析数据对策五:网站公布一些数据和“一对一”培训
Countermeasure one: Define the data path Countermeasures two: the sampling error in the investigation Countermeasure three: the use of effective survey methods Countermeasures four: professional analysis of data Countermeasures Five: Web site to publish some data and “one to one” training