focal sphere

常見例句

雙語例句

• The diameter of a sphere is four times the focal length of a concave mirror cut from it.
  凹麪鏡如果是從圓球上切下來的，圓球的直逕會是凹麪鏡焦距的四倍。
• The focal length of camera is estimated efficiently by using the algorithm of equidistant matching, images are warped to the surface of sphere whose radius equals to the focal length of camera.
  使用等距離匹配算法計算相機的焦距，以相機焦距作爲球躰半逕，將照片圖像投影至球麪上。
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