焦比的英语有两种说法,可以翻译为 F-number,还网络中常译为" [光] focal ratio",在《牛津英汉双解词典》中,共找到12个与焦比相关的翻译和例句。
英语翻译
1. F-number
焦比翻译为 F-number。
示例:当观察扩展光源时,目镜中所看到的亮度只跟孔径和放大率有关,它跟焦比并没有关系。
When viewing extended objects, the apparent brightness seen in the eyepiece is a function only of aperture and magnification, it is not related to focal ratio.
来源:新英汉词典(第3版)
2. [光] focal ratio
焦比翻译为 [光] focal ratio。
示例:快焦比的主要优点在于可以提供一个更宽的视角。
The main advantage of fast focal ratios with a telescope used visually is a wider field of view.
来源:英国翻译词典
3. coke ratio
焦比翻译为coke ratio。
示例:或者,你还可以将目镜的焦距除以望远镜的焦比来得到出瞳尺寸。
Or, you can calculate the exit pupil by dividing the focal length of the eyepiece (in mm) by the focal ratio of the telescope.
来源:郎文当代高级英语辞典
4. coke rate
焦比翻译为 coke rate。
示例:Can i have a Coke, please?
要杯Coke酒?
来源:牛津英汉双解词典
英语网络翻译
1. focal ratio(焦比)
2. focal ratio degradation(焦比衰退)
3. focal ratios([光] 焦比)
4. iron coke ratio(铁焦比)
5. net coke ratio(净焦比)
英语短语&俚语
DigitalZoomRatio ( 数位变焦比率 )
zoom ratio zooming ratio MHz ( 变焦比 )
zooming ratio ( 可变焦比 )
iron to coke ratio ( 铁焦比 )
ore coke ratio ( 矿焦比 )
coke ratio ( 煤焦比 )
nominal focal ratio ( 标称焦比 )
Zoom Lens Ratio ( 投影机调焦比 )
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