英汉例句

• the left ventricular ejection fraction (ef) was measured by m-mode echocardiography.

  通过m型超声获得左室射血分数（ef）；

• the left ventricular wall motion score index(wmsi) and left ventricular ejection fraction were calculated by echocardiography.

  随访复查超声心动图，计算左室的整体室壁运动指数和左室射血分数。

• echocardiographic parameters as left ventricular ejection fraction (lvef) and mitral e/a ratio were compared between preprecedure and 6 months after precedure.

  比较两组术前和术后6个月随访的左心室射血分数（lvef）、二尖瓣血流e峰和a峰最大充盈速度比值（e/a）差异。

• in 42% of the group, mr was detected. age and left ventricular ejection fraction were the only predictors of its development.

  有42%的患者被检测到有二尖瓣返流，年龄和左心室射血分数是评价二尖瓣发展的唯一指标。

• heart rate and left ventricular ejection fraction were improved significantly in experimental group as compared with control group (p0 . 05).

  治疗组的心率、左心室射血分数较对照组改善明显（p0·05）。

• the left ventricular end-diastolic diameter and left ventricular ejection fraction were improved significantly 29.0 months after operation.

  术后患者左心室舒张末径有明显缩小；术后2 90个月左心室射血分数与术前相比，有显着提高。

• the primary end points were the left ventricular ejection fraction and left ventricular end-systolic volume at 12 months.

  初期的筛分终点是12个月的左心室射血分数和左心室收缩末期容积。

• summed stress scores and left ventricular enlargement provided incremental prognostic information, the researchers note, but including left ventricular ejection fraction did not improve the model.

  研究人员注意到：负荷总分和左心室增大程度可以提供更加準确的预后信息，但是射血分数对本模型没有贡献。

• the patients' left ventricular ejection fraction ( ef ) and the peak filling rate ( pfr ) were decreased , and the time of peak filling rate ( tpfr ) was prolonged.

  发现病人的左室射血分数（ef）下降，高峰充盈率（pfr）下降，高峰充盈时间（tpfr）延长。