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。
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。
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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