英语语法分析

Objective: To discuss the influence of dobutamine on myocardial integrated backscatter.

目的：探讨正性肌力药对心肌背向散射特性的影响。

Objective To assess the effect of a short-term intravenous infusion of levosimendan or dobutamine on long-term survival.

目的：获得短期静脉注射左西孟旦或多巴酚丁胺对长期生存率的影响的数据。

Meantime, dobutamine stress test increases the detection rate of the early left ventricular dysfunction in diabetic patients.

多巴酚丁胺负荷可提高超声心动图对糖尿病患者早期左心功能障碍的检出率。