speckle
音标发音
- 英式音标 ['spek(ə)l]
- 美式音标 [ˈspek.əl]
- 国际音标 ['spekl]
- 英式发音
- 美式发音
基本解释
- n.（皮肤、羽毛、蛋壳等上的）斑点，色斑
- vt.弄上斑点
词根记忆
- 来自speck(n.斑点)
同根派生
- adj性质的同根词
- speckled：有斑点的；如斑点般散布的。
- specked：有斑点的。
- speckless：无斑点的；无瑕疵的。
- v性质的同根词
- speckled：点缀（speckle的过去式和过去分词）。
- specked：弄上斑点（speck的过去分词）。
英汉例句
- Laser speckle interferometry is a new technique in latter - day optics.
激光散斑干涉法是近代光学的一项新技术. - Speckle noise can be eliminated by nonlinear filter designed by wavelet transform.
小波非线性滤波器还可消除散斑噪声. - Star on one ^ s body speckle be really Lei Ren!
明星身上的斑真是雷人! - For example, in holographic imagery the speckle pattern corresponds to troublesome background noise.
例如, 在全息照相中,斑纹图样相当于讨厌的背景噪声. - DSP technology was used for fast processing of laser speckle for special materials.
采用dsp( DigitalSignalProcessing)技术对特种材料激光散斑信号进行快速处理.
词组短语
- speckle pattern 散斑图；斑纹图样
- speckle size 散斑尺寸
- noise speckle 噪声斑点
- speckle images 散斑图像
- light speckle 光斑;光散斑
短语
英英字典
- a very small mark of a different colour from the area around it, usually found with a large number of other marks of the same type
- a small or slight mark usually of a contrasting colour, as on the skin, a bird's plumage, or eggs
- to mark with or as if with speckles
剑桥英英字典
柯林斯英英字典
专业释义
- 相干斑
Chapter 2 described how the speckle formed ^ and discusses the noise model thus the fundamental properties of speckle in SAR images.
第二章首先讨论了相于斑的形成原理，分析了其统计特性，然后研究了相干斑的噪声模型。 - 散斑
To recognize underwater target, extraction must be performed well because there is a lot of speckle noise in underwater laser images.
由于激光照射下的水下图像含有大量的散斑噪声，严重影响图像的质量。 - 纹斑噪声
- 散斑
Speckle metrology is a kind of new NDT technique which develops in recent years. Speckle metrology is to record speckles formed in front of an object surface because of interference of light waves.
散斑计量是近年来发展起来的一种新型的无损检测技术。 - 相干斑
For the existence of strong speckle noise in SAR images, good segmentation results can’t be gotten with traditional methods.
SAR图像存在强烈的相干斑噪声，传统方法不能很好对其分割。机械工程
- 斑点
- 斑纹
- 斑驳
- 光斑
- 散斑
- 光斑