AIM To study the degradation behavior of acellular porcine aorta valve in vitro.(METHODS) Acellular porcine aorta valve was degaradated with collagenase I and elastase.是什么意思_AIM To study the degradation behavior of acellular porcine aorta valve in vitro.(METHODS) Acellular porcine aorta valve was degaradated with collagenase I and elastase.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句