photometric units是什么意思

网络释义

用法例句

The comparison method and results of CCPR key comparison of luminous intensity unit are introduced at this paper,and it also gives a concise analysis of the results.

介绍了 CCPR关键比对项目——发光强度单位国际比对的方法和结果 ,并对国际比对结果作了简要分析。

candid metre second

烛光米秒﹝光度单位﹞

DIN =Deutsche Industrie Normen

德国工业标准，感光度单位之一

The luminous intensity on unit area.

单位面积上的发光强度。

the basic unit of luminous intensity adopted under the System International d'Unites; equal to 1/60 of the luminous intensity per square centimeter of a blackbody radiating at the temperature of 2,046 degrees Kelvin.

国际单位制所采用的基本光强度单位。

The intensity of light per unit area of its source.

亮度每单位发光区的光的强度

The velocity of light is too great to be measured in simple units .

光速太快，不能用简单的单位来量度。

Luminous intensity expressed in candelas.

烛光用坎德拉表示的光强度单位

Illuminance of illuminating radiation is always measured in photometric units.

照明辐射的照度通常是以光度为单位。

The amount or degree of strength of electricity, light, heat, or sound per unit area or volume.

强度程度单位电、光、热或声的强度的量或程度

a luminance unit equal to 1 candle per square meter measured perpendicular to the rays from the source.

亮度单位等于每平方米新烛光。

A lumen is a measure of the rate of emission of light energy.

流明是光能放射率的量度单位。

Chaotic Intensity and Phase Synchronization in Four Single-Mode Lasers;

四台单模激光的混沌强度和位相同步

The speed of light is too great for us to measure in simple units.

光的速度太快，我们用简单的单位无法计量。

Illumination: The amount of light energy falling on unit area of a surface. The unit is Lux.

照度:落在单位面积上的光能数量。照度的单位是“勒克司”。

Angstrom unit: A unit of measurement of the length of light waves. It is equal to 1/10 of a millimicron.

埃:量度光波长度的单位。一埃等于十分一毫微米。

A lux is a measure of the illumination given by a light to a distant surface.

勒克斯是光对于遥远表面的照明度的量度单位。

a unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candle.

一支蜡烛的点光源在每英尺表面的照度的单位。

a former luminance unit equal to one lumen per square foot.

旧制光的亮度单位等于每平方英尺流明。