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- luminous flux density 光通密度,照度,光通量密度
- Illuminance, E, is the density of luminous flux incident on a given point of a surface or a plane. 平面上某一点的照度E等于入射到包含这一点的元表积上的光通量除以元表面的面积。
- The ratio of luminous flux at a specific wavelength to the radiant flux at the same wavelength. 发光效率一定波长的光量对同样波长的辐射光量的比例
- Ratio of the absorbed radiant or luminous flux to the incident flux. 吸收的辐射通量或光通量与入射通量之比。
- Ratio of the transmitted radiant or luminous flux to the incident flux. 透过的辐射通量或光通量与入射通量之比。
- Ratio of the utilized flux to the luminous flux leaving the luminaires. 被利用的光通与离开灯具的光通量之比。
- They create a uniform value of luminous flux due to the high frequency used. 由于使用高频，电子镇流器产生均匀的光通值。
- Of a source. Quotient of the luminous flux emitted and the power consumed. 某一光源发出的光通量与其消耗功率的比值。
- A unit of magnetic flux density equals to 1 maxwell per square centimeter. 一种磁通量密度单位，等于每平方厘米麦克斯韦。
- And the GSR flux density will increased in the last decade of 20 centuries. 20世纪后10年年平均总辐射通量密度有增大的趋势。
- The luminous flux per unit area at any point on a surface exposed to incident light. 照度受光照射的表面上任一点单位面积上的通光量
- The lighting effect rate are higher,Ra are very well,similar The Sunshine and long life ,High Luminous Flux. 特点：发光效率高;显色性好;近似于日光;寿命长;光通量高.
- That part of a luminaire designed to reflect the luminous flux of the lamps in required directions by means of specular reflection. 灯具中被设计成利用镜面反射来在所需的方向上反射光源光通量的那部分。
- Of a source. The luminous flux emitted above [below] a horizontal plane passing through the source. 对光源而言。高于[低于]通过光源的水平面而发射的光通量。
- A device in the electrical circuit for varying the luminous flux from lamps in a lighting installation. 安置在电路中以改变照明系统中光源光通量输出的装置。
- The lighting effect rate are higher, Ra are very well, similar The Sunshine and long life, High Luminous Flux. 特点:发光效率高,显色性好,近似于日光,寿命长,光通量高。
- Abstract: Powder core has high saturation flux density and excellent motion linearity of DC bias. 摘要：磁粉心具有较高的饱和磁通密度和较好的直流偏磁动态线性。
- The time-resolved neutron flux density measurement system on HT-7 Tokamak is presented in the paper. 本文介绍了HT 7超导托卡马克上的时间分辨中子注量率测量系统。
- In particular, approximate expressions for the air gap flux and the airgap flux density are derived. 特别是，近似表达式气隙磁通和气隙磁通密度的计算公式。
- On a surface. The luminous flux received by the surface from a lighting installation after reflection from other surfaces. 经照明系统中的各反射面反射后到达被照表面的光通量。
