Objective to research on the possibility and the efficiency of the enzyme biological signal amplification system applied to DNA piezoelectric biosensor.

目的研究“酶生物信号放大系统”用于放大dna压电传感器检测信号的可行性和有效性。

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Electromyographic signal is a kind of biological signal in the background full of noise, so it is somewhat difficult to detect and extract the electromyographic signal.

肌电信号的特点是强噪声背景下的生物信号，对肌电信号的检测和提取具有一定的难度。

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“It is likely that perfect 0.7 ratio sends a biological signal to men that that woman is most fertile and most likely to produce a healthy offspring, no matter what size that woman is, ” he said.

他说“有可能完美的0.7比例向男性传递着一种生理信号，无论该女性的整体尺寸如何，0.7的比例意味着女性的生育能力更强，更容易产下健康的后代。”

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According to Paddy O'Donnell, a professor of psychology at Glasgow University who has studied soccer celebrations, they are a kind of "biological signal" to attract attention or assert dominance.

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If a chemical or biological agent binds to the electrode, it triggers a signal.

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