This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.

通过对噪声特性的分析，提出了用前置带通滤波器来提高信噪比的方法，改善微弱信号时数据通信的效果。

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Objective To determine the optical dose of nicardipine(N) for the hemodynamic stability and less cardiovascular stress response during the pre - postintubation period.

目的为在气管插管时减轻心血管应激反应和维持血流动力学稳定，选出尼卡地平的理想剂量。

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In a pre-Thanksgiving tradition at the Chi Phi chapter at Stevens Institute of Technology in Hoboken, N.

WSJ: Dude, Those Candied Walnuts Go Great at a Kegger