There was very remarkable difference between the patients and the control group.
与正常对照组比较有显著差异。
We made large Numbers of statistical calculation and study about typhoon rainstorm from 1949 to 2000. The results shows: the decade difference of typhoon rainstorm was very remarkable.
本文对1949 ~ 2000年发生在华北地区的台风暴雨进行统计研究，得出：台风暴雨的年代际差异十分突出。
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