本文采用双光路激光系统，对亚麻尘的相对浓度进行了连续测量，具有测量范围宽、灵敏度好、抑制激光强度起伏噪声等特点。
The two laser beam system has been used to measure the relative density of linen dust, with the feature of wide measurement range, good sensitivity and restraining the intensity fluctuation noise.
射频脉间相位噪声经过微波检测电路、视频电路后变成随机起伏的视频脉冲信号。
The RF pulse-to-pulse phase noise through microwave test circuit becomes a VF pulse signal of random fluctuation.
本文提出一个统一的理论计算湍流边界层压力起伏激励下无限大弹性板的噪声辐射。
A unified theory for calculating the noise radiation of an infinite elastic plate excited by turbulent boundary layer pressure fluctuations is presented.
据此建立的目标角噪声引起的起伏误差解析模型，具有简单、实用的特点，为寻的制导系统制导精度的计算提供了一种新途径。
A simple and practical analytical model of fluctuation error (RMS miss distance due to glint noise) of the homing guidance System, is then obtained to calculate guidance accuracy.
文章分析了存在载波相位起伏、正弦干扰、高斯白噪声时正交调幅数字系统的抗扰性。
The paper analyzes the interference rejection of Quadrature amplitude modulation signals in the presence of carrier phase jitter, sinusoidal interference and white Gaussian noise.
假设大气湍流为弱起伏湍流，用高斯噪声模拟了大气湍流的影响。
The atmosphere turbulence was seen as weak fluctuation turbulence, and Gaussian noise was used to simulate influence of atmosphere turbulence on transmission of laser beam.
实验结果证明，该算法能够较好地处理背景噪声起伏不平的频谱，分离结果与传统方法相比有较大的改善。
The experimental results show that this algorithm can deal with the spectrum with undulating background noise, and get more accurate separation result than the traditional method.
针对波浪持续起伏较大的非高斯噪声，提出了一种目标轮廓提取的新方法。
To resolve the non-gauss noise problem such as wave fluctuating acutely at sea, a new algorithm for extracting object contour is presented.
针对波浪持续起伏较大的非高斯噪声，提出了一种目标轮廓提取的新方法。
To resolve the non-gauss noise problem such as wave fluctuating acutely at sea, a new algorithm for extracting object contour is presented.
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