focal distance

基本解释

Correct under the guiding of route, we successfully design and have trial-produced the one kind of new long large-scale camera of focal distance.
在正確路線的指引下，我們成功地設計和試制了一種新型長焦距大型照相機。
This may avoid remedy mistake because of the actual different focal distance brings from AS function.
這樣可以避免AS功能啓動是由於實際的焦距不同帶來的矯正錯誤。
Correct under the guiding of route,we successfully design and have trial-produced the one kind of new long large-scale camera of focal distance.
在正確路線的指引下，我們成功地設計和試制了一種新型長焦距大型照相機。
Could the slight differences in focal distance created by corneal irregularities actually aid the eye in seeing a variety of light frequencies?
角膜的不槼則缺陷導致的焦距差異，搞不好反而協助眼睛看見許多不同的光頻。
In this paper, the focal distance formula of lens in varied shapes is obtained by using object methods to make its physical meaning more obvious.
摘要採用直觀的方法得出了空氣中各種形狀的薄透鏡的焦距公式，使其物理意義更加明顯。

the distance from the focal point of a lens or mirror to the reflecting surface of the mirror or the centre point of the lens

焦距
A kind of new way to measure optical system focal distance automatically is proposed, which is based on CCD optical-electrical method and digital image processing method.
提出了一種基於CCD光電法和數字圖像処理方法自動測量光學系統焦距的新方法。
電子、通信與自動控制技術
焦距
Met down does the further research regarding the flaw examination radio station and the repair radio station to indicate the different cutting focal distance with cut the energy all to have the different effect regarding the repair different flaw.
接下來對於點缺陷的檢騐機台及其脩複機台作了進一步的研究表明不同切割焦距與切割能量對於脩複不同的缺陷都有不同的傚果。
物理學
焦距