你知道吗，日本发明了便携式心电图机。还有哪些例子？

Did you know that the portable ECG machine was invented in Japan, for example?

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因此，研制高性能便携式心电图机，对于心脏疾病的及时诊断和治疗，具有十分重要意义。

So, developing a high performance portable ECG machine is very important for detecting and treating heart problem of people in time.

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便携式心电图仪，是以单片机为核心以系统功耗低为主要性能指标的一种仪表系统。

The portable electrocardiograph is an instrument system which is used the chip microcomputer as its core and taken the low energy-consuming as its main performance target.

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