speckles
英 [ˈspɛklz]
美 [ˈspɛkəlz]
n. 斑点; 色斑
speckle的第三人称单数和复数
双语例句
- Digital holography acquires intensity and phase of the measured object simultaneously through digital reconstruction, but laser speckles effect during recording and zero-order diffraction speckle in reconstruction became the bottleneck of the method.
数字全息是通过数字重构来同时获取被测物强度与相位，但记录时的激光散斑效应和重构时的零级衍射斑成为了这种方法的瓶颈。 - It is a common method to use dynamic speckles produced by the laser transmitting through a rotary ground glass as a pseudo-thermal light source in order to overcome these problems.
利用激光照射旋转的毛玻璃形成的动态散斑作为赝热光源可以解决上述问题，是目前常用的一种方法。 - In this method, the edges and the textural features of the SAR images are presented so the the problem of edge smearing in the normal filtering algorithm is avoid and the speckles are filtered effectively.
此方法使处理后的SAR图像既保存了边缘和纹理结构，避免了以往滤波器中使边缘变模糊的问题，又有效地滤除了相干斑噪声。 - By choosing the proper extended incoherent light source and by adjusting the parameters of the optical setup, we have observed experimentally the partially coherent speckle in the Fresnel and Fraunhofer diffraction regions. Then we study qualitatively the movement and the boiling of the speckles.
通过适当选择光源和调整光路参数，在实验上得到了菲涅耳和夫琅和费衍射区的部分相干光散斑，对夫琅和费面上的动态部分相干光散斑的平移和沸腾现象进行了定性研究； - This paper presents the principle of real-time measurement of the object angular vibration by laser speckles and analysis of interference pattern.
论述了利用激光散斑实时测量目标散射面角振动的原理，并从干涉条纹的角度对仿真参数进行了分析。 - The first order statistical properties of the ultrasonic speckles reflected from an interface is analyzed theoretically and experimentally.
对界面反射超声散斑场的一阶统计特性进行了理论和实验分析。 - This can be noticed mainly in the black or darkest areas of an image as multicolored speckles ( pixels, actually).
它通常会出现在较黑暗的区域，出现彩色的斑点（准确说是像素）。 - Two transverse wave probes with apertures in different size were used to measure the sound intensity of the SV wave speckles in the experiment.
在实验中，应用了两种不同孔径尺寸的横波探头对SV波的散斑声强进行测量。 - Therefore the zero-correlation phase plates are more effective than random phase plates for speckles smoothing.
因而，用零相关相位板匀滑散斑是一种更为有效的方法。 - We have studied the properties of the dynamic partially coherent speckles in the Fresnel and Fraunhofer diffraction regions.
研究了菲涅耳衍射区和夫琅和费衍射区动态部分相干光散斑的特性。