英语语法分析

Ventriculography is of great value in locating the tumor.

脑室造影对肿瘤定位有很大价值。

The changes of ECG and coronary angiography or left ventriculography in 151 patients with coronary disease were studied.

本文对151例冠心病患者的冠脉、左室造影与心电图的改变作了研究。

According to echocardiography and left ventriculography, the cardiac function in groups of the reopened and unopened was compared.

通过超声心动图及左室造影，比较再通组与未通组心功能。