短語(yǔ)詞組短語(yǔ)Left Ventricular Ejection Fraction LVEF 左室射血分?jǐn)?shù);左心室射血分?jǐn)?shù)preoperative left ventricular ejection fraction 左室射血分?jǐn)?shù)left ventricular regional ejection fraction 局部射血分?jǐn)?shù)Low Left Ventricular Ejection Fraction 低左心室射血分?jǐn)?shù)LVEF left ventricular ejection fraction 左室射血份數(shù) 返回 left ventricular ejection fraction