当然，由于本研究调查的样本比较小，抽样范围只限于广西三所高校，研究结果还尚属探索性，还不具备推广性。
Certainly, because of the small sampling of this research limited in three universities in Guangxi, the research results are still explorative but not qualified to be popularized.
他们按社会经济地位为抽样中的男性赋予不同的分值，分值范围从0到96，时间接近1950年(尽可能的接近1910年)。
They then assigned the men in the sample a socioeconomic status score between zero and 96, on a scale drawn up in 1950 (which was as close to 1910 as they could get).
该报告基于在全国范围内对12571名男性和女性开展的一项抽样调查。
The report was based on a nationally representative sample of 12, 571 men and women.
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