焦點距離 的英文怎麼說

中文拼音 [jiāodiǎn]
焦點距離 英文
focal distance
  • : Ⅰ形容詞1 (物體受熱失去水分 呈現黃黑色並發硬、發脆) burnt; scorched; charred 2 (著急) worried;...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • 焦點 : 1 [數學] [物理學] (二次曲線焦點; 主焦點) focal point; focus 2 (問題的關鍵所在或爭論的集中點) ...
  • 距離 : 1 (相隔的長度) distance; range; gap; space; spacing; separation 2 (相距) be apart from; be aw...
  1. The size of images formed by concave mirrors depends on how far the objects are located from the mirror foci

    利用凹鏡所看到的鏡像,則會隨物體與鏡面而變化。
  2. At the same time, the research on the order program ( courseware on demand ) and publish of courseware on network become fervency, for the courseware can order with one ' s needs, learn by oneself instance and learn with no fixed time and location, so learner can learn anytime at anywhere

    而對于網上課件的播和發布,突破了和時間的限制,能夠實現按需學習、按照個人的知識認知水平而選擇學習內容,對這一方向的研究無疑是中的
  3. In the method dfd ( depth from defocus ), feasibilities of restoring images from defocus images and estimating the focused position are discussed and confirmed

    深度法估計或者進行圖像恢復的依據是成像系統的擴散函數及它所產生的模糊圓。
  4. Lenses can be placed between the beam splitter and the computer display to focus the image so that it appears at a comfortable viewing distance

    在分光鏡和電腦顯示器之間放幾個透鏡,即可調整影像的,使它看起來像是隔著某個舒適的觀察
  5. Repulse bay was named after a british naval " repulsion " of pirates from there in 1841, and was also where love blossomed for han suyin and mark elliot in the classic love story, a many splendoured thing

    淺水灣不遠是香港一條主要的漁村香港仔,停在附近的珍寶海鮮舫燈光璀璨,是每一位訪港旅客不容錯過的美食
  6. The limitations of current video technology, however, mean that the quality of the visual experience of the real world is significantly decreased, essentially to the level of the synthesized graphics, with everything focusing at the same apparent distance

    然而,現有視訊技術仍有其限制,它所呈現的真實世界的視覺品質還相當差,甚至會降到合成圖像的水準,因為虛擬和實體的所有視覺都在相同上。
  7. The results show that radius and position of focal beam waist, focal angle and focal depth describe focal beam properties. they are determined by waist and rayleigh length of beam before focusing, the position and focal length of focus mirror

    光束束腰位置和半徑、聚角、深、偏移量以及漂移量是描述光束聚特性的主要參數,它們由四個參量共同決定,分別為聚前光束的束腰半徑、瑞利長度和聚鏡的以及聚鏡到光束束腰位置的
  8. Considering that the image spot occupies more pixels and can give the large part of the outline of circular spot, a new method of locating the center of laser spot based on hough transform is presented

    本文提出一種隨被測物變化按檔調節鏡頭的變倍測量方案,並對其設計和參數選擇方法進行了研究。
  9. Experimentally, the plasma produced by cable plasma gun ( c - gun ) and dense plasma focus ( dpf ) was measured by the laser differential interferometer system. the clear interference patterns were acquired at different time. the contour maps of line integral density and curves of radial local density at different height above nozzle were presented

    實驗上,對等子體斷路開關中的電纜等子體槍( c - gun )和等子體裝置( dpf )產生的等子體進行了測量,獲得了對應不同時刻的清晰的干涉圖像,給出了線積分密度等值線圖和噴口不同高度處的徑向密度分佈。
  10. Geometric distortion is traditionally corrected by an image resampling operation which is applied as a post - processing step to pfa. the scene size limits of pfa presented by range curvature qpe, can be alleviated by using an efficient image domain space - vairant post - filter

    通常採用圖像域插值的方法校正幾何失真,而利用空變濾波器使散重新聚,這些校正方法可以減輕彎曲對成像范圍的限制。
  11. The field distribution and propagation properties in sil system is analysed, and the relationship between the focusing spot size and the defocusing amount is also described. moreover, a novel model is proposed on basis of the fdtd analysis that can make us increase the distance between sil and recording medium without decreasing the recording density

    模擬的過程中還發現,在小尺寸sil透鏡(半徑為波長量級)時,系統可以被推移到sil底面較遠的位置而不會產生大的解析度損失,根據該結果我們提出了一種增大sil底面與存儲介質間的方案,該方案對于sil高密度光存儲系統的實用化研究具有重要意義。
  12. According to the optics system of oblique camera, make certain the scheme of auto - focusing system, and analyze its principle in detail. this paper presents a new method in order to compensate out of focus of oblique photographic distance, the principle is very simple and it is steady and reliable for structure design

    根據斜視相機光學系統的特,確定了自動調系統方案,對其工作原理進行了詳細的分析與論述,並通過對相機斜的分析,提出了一種新的斜補償方法,其原理簡單,結構上實現起來穩定可靠,能夠完全實時補償某一典型高度上的斜
  13. The market focus prior to 2001 was on telecommunication applications, but it has recently shifted to datacom and other short - distance applications

    二零零一年前的?場是通訊應用,但最近已轉移至數據通訊及其他短應用。
  14. Hence, single station passive locating system has gradually received extensive attention for the advantages of being hard to be detected, strong antijamming ability and long detecting range

    單站無源定位系統以其隱蔽性好、抗干擾能力強、作用遠等優逐漸成為研究人員的關注
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