The means consist of noting something a little technical, ST segment elevation of the electrogram -- translated into English, that means that if there's an electrical signal in the heart, and one part of the ECG -- which we call the ST segment -- elevates, that is a sure sign of a heart attack.
这种仪器主要是记录一些比较具有技术性的 ST段抬高的心电图 用英语来说就是 如果心脏出现电信号，即心电图中的某个部分--- ST段这部分升高了 这就证明患有心脏病的迹象。