The conclusion is: the short term variability behavior provides a strong support to the thick accretion disk model of AGN.

这些讨论表明，活动星系核的短时标光变特征对厚吸积盘模型提供了强有力的支持。

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Objective To study the effect of exercise testing on short term heart rate variability in patients with CHD.

目的探讨运动试验对冠心病患者短程心率变异性的影响。

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The Berkeley group does depart from the "orthodox" picture of climate science in its depiction of short-term variability in the global temperature.

BBC: Global warming 'confirmed' by independent study