| 释义 |
lens aperture ratio
- 变焦头biàn jiāo tóu
zoom lens
- 有限孔径yǒu xiàn kǒng jìng
finite aperture
- 盈利比率yíng lì bǐ lǜ
profitability ratio; profit ratio; earnings ratio
- 展弦比zhǎn xián bǐ
aspect ratio; span-chord ratio
- 变焦透镜biàn jiāo tòu jìng
zoom lens
- 剖开透镜pōu kāi tòu jìng
split lens
- 远摄镜头yuǎn shè jìng tóu
telephoto lens
- 长焦镜头zhǎng jiāo jìng tóu
telephoto lens
- 凸透镜tū tòu jìng
burning glass; convex lens; convex glass; positive lens
- 速比sù bǐ
gear ratio; velocity ratio; speed ratio
- 角速比jiǎo sù bǐ
angular velocity ratio; angular speed ratio
- 噪声比zào shēng bǐ
noise ratio; signal-nosie ratio; speech-noise ratio
- 镜头盖jìng tóu gài
lens cap; lens cover
- 拭镜纸shì jìng zhǐ
lens paper; lens tissue
- 物镜wù jìng
field lens, object lens, objective
- 目镜mù jìng
ocular; eyepiece; ocular lens; eye lens
- 泊桑比bó sāng bǐ
Poisson's ratio
- 隙灰比xì huī bǐ
void cement ratio
- 荫栅yīn shān
aperture grille
- 可变焦距的镜头kě biàn jiāo jù de jìng tóu
zoom lens
- 容积率róng jī lǜ
plot ratio; volume fraction
- 效率xiào lǜ
productiveness; efficiency; productivity; workpiece ratio
- 匝比zā bǐ
turn ratio; ratio of winding
- 阻尼比zǔ ní bǐ
damping ratio; subsidence ratio
- 傅里叶变换透镜fù lǐ yè biàn huàn tòu jìng
Fourier transform lens
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