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focal length中文是什么意思

发音:  
用"focal length"造句"focal length"怎么读"focal length" in a sentence"focal length"的同义词

中文翻译手机手机版

  • 焦点距离
  • 焦距透镜的
  • 局部长度

例句与用法

  • As a result, the focal lengths in these planes will be different .
    结果,这两个平面内的焦距将不同。
  • The focal length of a given lens is different for different colors .
    一个特定的透镜的焦距因颜色的不同而不同。
  • The focal length of the camera lens plays an important role in photo criteria .
    摄影机镜头的焦距在摄影规范中起着重要的作用。
  • The unsteadiness of air becomes prohibitive only if instruments with large focal length are used .
    只有在使用长焦距的仪器时,才不允许空气的不稳定。
  • The focal length of the conelensing lens should be such that the image of the source just fills the projecting lens .
    聚光透镜的焦距应使光源的像正好照满放映透镜。
  • Spot diameters of just a few thousands of an inch can readily be attained with convenient short focal length lenses .
    用普通的短焦距透镜不难得到直径只有几十微米的光点。
  • Photographic lenses - measurement for the focal length
    摄影镜头.焦距测量
  • Fundamental standards for optics - determination of focal length
    光学基础标准.焦距测定
  • Effect of temperature on measuring system of long focal length
    温度对长焦距测量精度的影响
  • Determine the focal length of your lens
    决定你镜头的焦距。
  • 更多例句:  1  2  3  4  5
用"focal length"造句  

英文解释

百科解释

The focal length of an optical system is a measure of how strongly the system converges or diverges light. For an optical system in air, it is the distance over which initially collimated rays are brought to a focus.
详细百科解释
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