着重介绍了单片机测量心电图信号的原理和方法。
Emphasized to introduce makes use of a singlechip to measure the principle and the method of the electro-cardiogram signal.
重建的模拟心电图信号与来自信号发生器的信号一起示于图12中。
The reconstructed mock ECG signal is shown alongside the signal from the signal generator in Figure 12.
但由于动态心电图信号弱，噪声强且随机性强，因此必须对其进行预处理。
Pretreatments were need for Holter analysis, because it was a weak signal, and contained strong noisy and strong randomicity.
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