查询词典 blackbody

According to Rayleigh-Jeans law,the emission of the object is directly linear to its absolute temperature.As the frequency of object increases,Rayleigh-Jeans Law deviates from Planck's Blackbody Radiation Law,and the radiation of object received should be calculated according to Planck's Blackbody Radiation Law.

由 Rayleigh-Jeans公式计算的物体的辐射功率与其物理温度成线性关系，但是随着物体频率的升高，Rayleigh-Jeans公式与Planck定律的近似误差越来越大，此时应根据Planck定律计算物体的辐射功率。

Capability and its absorptivity; and is equal to the emissioncapability of blackbody at the same temperature.

其发射能力和吸收率的比值为常数，且等于同温度下，黑体的发射能

This article introduced one kind of high accuracy blackbody temperature measurement electric circuit.

摘 要：本文介绍了一种高精度黑体测温电路。

The ratio of the intensity of black body radiation at four wavelengths was calculated by the blackbody radiation law.

本文从黑体辐射定律出发，计算了物体辐射谱在四个不同波长处辐射强度的比率。

La 0.67 Ca 0.33 MnO 3 epitaxial thin films were used as the photosensitive element of the bolometer, and the optical response of this device to the He\|Ne laser and the blackbody were measured.

用外延法生长的La0 。67Ca0 。3 3 MnO3薄膜作为测辐射热仪的辐射敏感元件，测量了该器件对黑体和He Ne激光器的光学响应。

It has been found that the spectral energy density and radiation pressure of a Kerr nonlinear blackbody are larger than those of a normal blackbody, and there is a regular variety of the spectral energy density and radiation pressure in a Kerr nonlinear blackbody with the change of temperature and frequency.

通过和普通黑体比较发现，克尔非线性黑体的光谱能量密度和辐射压强都要比普通黑体大，非线性黑体中的热辐射光谱能量密度和辐射压强随着温度和频率的改变有着规律的变化。

A normal method to eliminate these stripes is presented. And then a new method based on a stable reference source is presented and validated. And the two methods are compared. The result shows that it is better to turn off blackbody controller when it is very difficult to control blackbody temperature precision, and it is of significance for remote sensing application of infrared scanner.

针对该明暗条纹消除方法，介绍了常规的基于图像处理的&Laplacian噪声消除法&，并提出了一种新的解决方法&恒定参考源法&，通过对比这两种方法，认为在难以保证黑体控温精度的情况下，关闭黑体的温控功能是一种更好的解决方法，对于红外扫描仪的遥感应用具有一定的指导意义。

It is according to this model that standard radiant sources, here called the blackbody sources of the first kind, are built up in practise. In this paper, the concept of blackbody sources of the second kind is presented for the first time.

在集总参数下建立了联系第一类和第二类黑体辐射源物理模型的理论公式，并在此基础上论证了第一类和第二类黑体辐射源之间一致的内在联系。

Our laboratory has single-wavelength pyrometers, total radiation pyrometers and IR-thermometers. We have also a middle temperature blackbody, a low temperature blackbody, and a few standard lamps.

本实验室拥有单波长辐射高温计，辐射感温器和红外辐射温度计，以及校准用中温黑体炉，低温黑体空腔和标准温度灯等标准辐射源。

In which, s is the blackbody temperature of cavity,λ wavelength, T〓 reference temperature, E〓 blackbody radiant flux and ε〓 integrated emissivity.

式(3)的意义在于，以基尔霍夫关于理想黑体的物理模型为理论依据，用两个腔体参数ε〓和K〓来分别表达腔体&密闭性&和&等温性&两项原则。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了