方法：采用BL 410生物机能实验系统检测犬心脏血流动力学，同时测定冠状动脉的血氧含量。
Methods: Cardic hemodynamics was detected by BL-410 biological function experiment systems, and blood oxygen content was measured at the same time.
彩色多普勒检测门静脉系统血流动力学指标。
The portal vein hemodynamic changes were observed by color Doppler ultrasound.
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