该药可直接扩张外周大动脉，改善外周循环，而且可减少动脉壁切线张力，不影响血管壁切应力。
The drug has a direct dilating effect on peripheral large arteries, leading to an improvement of the peripheral circulation, and a decrease in the tangential tension of arterial walls.
结果经腹主动脉灌注较外周静脉灌注药物微循环及病理变化改善显著。
Results: By abdominal aorta perfusion there was significant difference in the changes of pancreatic pathomorphology and microcirculation between abdominal aorta perfusion and peripheral perfusion.
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