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- flow noise spectrum 流动噪声谱
- However, the noise spectrum of the ash exhauster always centers at low frequency range. 排粉机噪声呈明显的低频特性。
- Flow noise is one of main self noise which has an importan effect on the signal to noise rate of towed linear sonar. 流噪声是影响拖曳线列阵声纳信噪比的一种主要自噪声。
- Based on the calculation of intensity noise spectrum, comparative study of XPM and SRS induced crosstalk is performed analytically and numerically. 在计算强度噪声谱的基础上,研究了互相位调制和受激拉曼散射的相互耦合并用于密集波分复用系统的噪声分析。
- At present,its main parameters are fundamental frequency,amplitude of vibration,perturbation(Jitter,Shimmer),noise spectrum(HNR,SNR,NNE),et al. 目前应用的主要参数有基频、振幅、微扰值(频率微扰、振幅微扰)、噪声谱(谐噪比、信噪比、标准化噪声能量)等。
- Green, A. J. and Smith P. N., “Gas Flow Noise and Pressure Loss in Heavy Vehicle Exhaust System”, IMechE C17/88, 47-54. 王子铭,单膨胀室排气管内流场之量测与分析,硕士论文,国立中兴大学机械工程研究所,台中,1999。
- Large windows in the basket both above and below the spider reduces sound reflection, air flow noise and cavity resonances. 支撑圈上方和下方的纸盆大窗能够将声反射、气流噪音和空腔谐振降至最低。
- Large windows in the basket both above and below the spider reduces sound reflexion, air flow noise and cavity resonances. 支撑圈上方和下方的纸盆大窗能够将声反射、气流噪音和空腔谐振降至最低。
- Two cases of power spectral intensity function for the earthquake acceleration imput at the base rock are considered: the white noise spectrum and filter white noise spectrum. 计算结果表明,1)在基岩输入地震加速度的功率谱为白噪声谱的情况下,土层的最大期望反应均有别于过滤白噪声谱时的相应值;
- Large windows in the basket both above and below the spider reduce sound reflexion, air flow noise and cavity resonances. 支撑圈上方和下方的纸盆大窗能够降低声反射、气流噪音和空腔谐振。
- The flow rate is worked out on the operational analysis of the flow noise signal of fluid, the water cut can be measured according to the impendence of fluid. 流量是根据流体中的流动噪声信号进行相关运算来获取的,含水率是通过油水混相中的阻抗特性来获取,该传感器采用四电极结构。
- We develop an auto-modulated scheme of a crucial parameter calculation by a noise spectrum estimation to ameliorate the issue of parameter setting in conventional adaptive threshold schemes. 本文针对传统语音活动侦测演算法中,需预先决定门槛值的方法作改良,并利用杂讯频谱自动计算于门槛值估测中所需之关键参数,改良过去演算法设定参数之方法。
- For example, many authors look at the signal they are able to measure and fail to note that the noise spectrum may provide information on fundamental processes that might limit detectability. 这是真正的气愤--审稿人会认为你在欺骗审稿过程,于是大斧来了。
- Fast adaptive estimation of noise spectrum 一种快速自适应噪声谱估计方法
- Decomposition of cavitation noise spectrum 空化噪声谱的分离
- The treatment of laser noise and its effect on the laser noise spectra up to this point involved semiclassical arguments. 到目前为止,都是用半径典理论处理激光噪声及其对激光频谱的影响。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- Flow Noise Scaling at the Stagnation Point of an Axisymmetric Body 回转体驻点处的流噪声相似律
- In convection, hot currents flow upwards. 在对流中热气流向上运动。
- Principle and Design of the New Noise Spectrum Analyzer 新型噪声频谱分析仪的原理与设计