求翻译：心脏超声心动图可准确的测定心功能,观察心脏结构及血流状态,均为敏感性较好的诊断方法，使心肌损伤的诊断水平有了很大提高。是什么意思？

Cardiac echocardiography Figure accurate determination of cardiac function, cardiac structure and blood flow are the better sensitivity of diagnostic methods, the diagnosis of myocardial injury has been greatly improved.

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The cardiac ultrasound cardiogram may accurate measure the calm function, observes the heart structure and the blood stream condition, for the sensitive good diagnosis method, enable the cardiac muscle damage the diagnosis level to have the very big enhancement.

Cardiac echocardiography for accurate determination of cardiac function, observing the State structure of the heart and blood flow, for better sensitivity of diagnostic methods, the diagnosis of myocardial injury level has been greatly improved.

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