调查根据美国人口普查的数据进行加权处理，以确保样本组成能够代表美国实际人口组成。
The data were weighted to ensure that the sample's composition reflects that of the actual U.S. population according to U.S. Census figures.
从资源供给的角度看，人口城市化模式取决于一个地区实际人口与资源承载人口的关系。
The mode of population urbanization lies on the relationship between the actual population and resources carrying population in a region from the aspect of resources supply.
而这还只是冰山露出水面的部分。 美国劳工统计局披露，全美理应但却未能全时工作的实际人口为 2200万左右，也就是说，实际失业率为 15.8%。
The total number of Americans who are not working full-time but ought to be is actually about 22 million, or 15.8 percent, according to the Bureau of Labor Statistics.
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