有效光圈 的英文怎麼說

中文拼音 [yǒuxiàoguāngjuān]
有效光圈 英文
effective f-number
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 圈 : 圈名詞1. （養豬羊等牲畜的建築） pen; fold; sty 2. （姓氏） a surname
  • 有效 : effective; valid; efficacious
  1. Observant photographers have noticed that not all lenses are created equal : large aperture lenses show strong out - of - focus effects while small - aperture lenses lead simply to a softening of the image

    細心的攝影者會發現不是所有的鏡頭都是一樣的：大光圈的鏡頭呈現強烈的失焦效果，而小光圈的鏡頭只是稍微的讓圖像柔化一些。
  2. If we like to obtain the narrow linewidth parametric beam output, applying soft apertures to input pump beam is helpful, but it will also

    如果想獲得窄線寬輸出，採用軟光圈直接輸入泵浦光將有助於壓縮輸出參量光的線寬，代價是轉換效率降低。
  3. Efficacy : pure natural bone collagen contain plenty of collagen, can repair the tired and damaged cells, tighten the skin around eyes quickly, improve the metabolism of water around eyes, help to letdown the black circle, crow ' s - feet, remove the flecks around eyes, make your eyes return tight and bright, emanate charming gloss

    功效：純天然骨膠原成分，內含肌膚大量需求的膠原蛋白，能有效修復疲憊受損的肌膚細胞，並迅速緊致眼部肌膚，恢復眼部肌膚彈性，改善眼部周圍的水分循環，有助減退黑眼圈，魚尾紋，並消除眼部色斑，令雙眼恢復緊致明亮，散發迷人光彩！
  4. Photographic lenses - methods for the measurement of the effective aperture, f - number and relative aperture

    攝影鏡頭.有效孔徑光圈數和相對孔徑的測量方法
  5. The camera chooses the size of brush based upon pure geometry : the effective brush size depends only upon where the object is, where the camera is focused, and upon the aperture of the lens

    相機選擇畫筆的大小完全是根據幾何學：畫筆有效的尺寸決定於物體在哪兒，相機聚焦在哪，和鏡頭的光圈。
  6. After the neutral point is grounded through perterson coil, it can decrease the capacitor current through fault point and the over - voltage caused by the grounding fault, which is advantage for the extinguishments of electric arc

    中性點經消弧線圈接地后，有效減小了流過故障點的電容電流，減小了弧光接地過電壓，有利於電弧熄滅。
  7. After the neutral point is grounded through peterson coil, it can decrease the capacitor current through fault point and the over - voltage caused by the grounding fault, which is advantage for the extinguishments of electric arc

    中性點經消弧線圈接地后，有效地減小了流過故障點的電容電流，減小了弧光接地過電壓，有利於電弧熄滅。
  8. And there ' s the searchlight effect, where you shine a light on a screen far away and move your arm in a circle

    還有就是探照燈效應，你將一束光照在遠處的一個屏幕上然後用你的手畫圈。
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