由于巨大的绝对数量，城市弱势群体的行为对社会产生巨大的影响。
Because of the large absolute number, the social vulnerable group in cities has tremendous impact to our society.
几个百分点的推算误差得出的研究结论就会产生很大的绝对数量差异。
An error with a few percentage points can result in great difference in absolute number.
几个百分点的推算误差得出的研究结论就会产生很大的绝对数量差异。
An error with a few percentage points can result in great difference in absolute number.
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