speckle

音標(biāo)發(fā)音

• 英式音標(biāo) ['spek(?)l]
• 美式音標(biāo) [?spek.?l]
• 國際音標(biāo) ['spekl]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n.（皮膚、羽毛、蛋殼等上的）斑點(diǎn)，色斑
• vt.弄上斑點(diǎn)

詞根記憶

• 來自speck(n.斑點(diǎn))

同根派生

• adj性質(zhì)的同根詞

  speckled：有斑點(diǎn)的；如斑點(diǎn)般散布的。

  specked：有斑點(diǎn)的。

  speckless：無斑點(diǎn)的；無瑕疵的。

• v性質(zhì)的同根詞

  speckled：點(diǎn)綴（speckle的過去式和過去分詞）。

  specked：弄上斑點(diǎn)（speck的過去分詞）。

• speckle相關(guān)詞

英漢例句

• Laser speckle interferometry is a new technique in latter - day optics.
  激光散斑干涉法是近代光學(xué)的一項(xiàng)新技術(shù).
• Speckle noise can be eliminated by nonlinear filter designed by wavelet transform.
  小波非線性濾波器還可消除散斑噪聲.
• 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,斑紋圖樣相當(dāng)于討厭的背景噪聲.
• DSP technology was used for fast processing of laser speckle for special materials.
  采用dsp( DigitalSignalProcessing)技術(shù)對特種材料激光散斑信號進(jìn)行快速處理.

• speckle更多例句

詞組短語

短語

• speckle pattern 散斑圖；斑紋圖樣
• speckle size 散斑尺寸
• noise speckle 噪聲斑點(diǎn)
• speckle images 散斑圖像
• light speckle 光斑;光散斑

• speckle更多詞組

英英字典

劍橋英英字典

• 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

柯林斯英英字典

• 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

• speckle劍橋字典
• speckle柯林斯字典

專業(yè)釋義

電子、通信與自動(dòng)控制技術(shù)

• 相干斑

  Chapter 2 described how the speckle formed ^ and discusses the noise model thus the fundamental properties of speckle in SAR images.
  第二章首先討論了相于斑的形成原理，分析了其統(tǒng)計(jì)特性，然后研究了相干斑的噪聲模型。

• 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圖像含有大量的散斑噪聲，嚴(yán)重影響圖像的質(zhì)量。

• 紋斑噪聲

計(jì)算機(jī)科學(xué)技術(shù)

• 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.
  散斑計(jì)量是近年來發(fā)展起來的一種新型的無損檢測技術(shù)。

• 相干斑

  For the existence of strong speckle noise in SAR images, good segmentation results can’t be gotten with traditional methods.
  SAR圖像存在強(qiáng)烈的相干斑噪聲，傳統(tǒng)方法不能很好對其分割。

  機(jī)械工程

• 斑點(diǎn)

物理學(xué)

• 斑紋
• 斑駁
• 光斑
• 散斑

地球科學(xué)

• 光斑