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focal meaning in English

adj.
1.【物理学】焦点的,(集中)在点上的,有焦点的。
2.【医学】病灶的,病灶性的。
adv.
-ly

Examples

  1. A typical lens has a focal length(f)of 625 mm .
    常见镜头的焦距(f)为625毫米。
  2. The focal depth was about 6 mi .
    震源深度约6哩。
  3. 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。
  4. 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。
  5. The baker super-schmidt camera can operate with extremely low focal ratios .
    Baker超施密特照相机则能以非常低的焦比工作。
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Related Words

  1. focal plane
  2. focal distance
  3. focal infection
  4. focal point
  5. equivalent focal length
  6. focacetti
  7. focaia
  8. focal acantholytic dyskeratosis
  9. focal adhesin kinase
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