Economic statistics largely consists of the aggregation and tabulation of facts relating to economic life . 经济统计学大体上是由与经济生活有关的现实资料汇总与列表工作构成的。
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National iodine deficiency disorder surveillance : a sum up of data in 2005 and an analysis 2005年全国碘缺乏病监测资料汇总分析
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But when it comes to routine memos ， letters ， fact sheets and forms ， they save a lot of time by relying on previously written material 但是，如果所要写的是日常工作的备忘录、公函、资料汇总和表格的话，他们就会依靠以前写过的文字资料来节省大量时间。
