1、

Firstly, the characteristics of vortex signal at low flowrate are analyzed in time-domain and frequency-domain respectively. The source and representation of noise components are summarized.

通过对小流量时涡街信号进行时域和频域分析,总结有用信号、噪声的特征及形式。

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2、

Expansion joint is one of the key components of heating pipes and equipment for thermal compensation. Its main functions include displacement compensation, reducing noise and sealing.

膨胀节是受热管网和设备进行热补偿的关键部件之一,除了位移补偿的作用之外,还同时兼有减震降噪和密封的功能。

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3、

Mil spec PC board well implemented components location& lanes makes this design having the lowest noise floor ever built.

军用规格的PC板很好的实现组件的位置和通道,使这种设计具有最低的本底噪声有史以来建造。

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4、

Conventional Nyquist converters require analog components that are precise and highly immune to noise and interference.

通常传统的奈奎斯特转换器的模拟部分需要比较高的精度,而且它们还必须有着对噪声和外界干扰很强的抵抗能力。

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5、

The study indicates that applying constrained damping to thin-walled components such as valve cover and timing gear cover and adopting compound structure can effectively suppress high frequency radiated noise of these components;

研究中发现,对气门罩盖和齿轮室盖薄壁部件处施加约束阻尼,采用复合结构,可以有效抑制发声部件的高频段辐射噪声;

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6、

The elimination of EMI in SMPS requires a systematic search for noise emissions from the converter components.

抑制开关电源中的EMI需要系统地研究变换器各成分的噪声发射。

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7、

results show that a two component photon counting histogram can effectively remove the effects due to background autofluorescence from low brightness and high concentration components and uniform noise.

结果表明,利用双组分光子计数统计方法,可以有效去除低亮度、高浓度背景组分自荧光和均匀分布系统噪声产生的影响。

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9、

Here both the stability and noise problems are corrected by addition of two additional components, R1 and C2.

这个电路考虑了稳定性因素和噪声因素,增加了R1和C2。

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10、

study on the subjective assessment on a noise comprising different direction components

噪声方向结构的主观评价研究

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11、

a test on suzuki ax-100 motorcycle engine exhaust noise by active noise control ( anc) was carried out. the results showed that the proposed anc system could greatly eliminate the narrowband components of the noise source, and improve the whole reduction in noise.

通过对铃木AX-100摩托车发动机排气噪声的有源消声实验表明,提出的发动机排气有源消声系统能够有效消除噪声源中的窄带成分,提高系统整体降噪效果。

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12、

since the eeg sweeps are induced by the same stimulus sequence, they contain the same aep components contaminated by strong background noise.

由于每个EEG扫程是由相同刺激序列所诱发,故在背景噪声的掩盖下含有相同的AEP成分。

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13、

Zalman affixes a Computer Noise Prevention System ( CNPS ) mark to all components used for noiseless computers.

沙曼词缀计算机噪音预防系统 ( 全国基金 ) 商标,无噪声电脑所有组件使用.

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14、

This paper presents the application of APD photoelectrical transformation components to the photoelectrical transformation of the magneto-optical videodisk set. The formula of signal to noise ratio of pre-amplifier has been derived, mathematics.

本文提出了将APD光电转换器件运用于视频磁光盘机光电转换中,用数学方法导出了APD前置放大器信噪比表达式,理论公式指出了提高信噪比的途径,从而确定了选择器件的条件。

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