英语释义

• a hypothetical object capable of absorbing all the electromagnetic radiation falling on it;

  "a black body maintained at a constant temperature is a full radiator at that temperature because the radiation reaching and leaving it must be in equilibrium"

片语

Blackbody element黑体元件

blackbody curve[光]

blackbody maximum黑体最大值

blackbody model理想黑体技术

blackbody locus[光]

blackbody lamp[电]

blackbody inverse黑体辐射反演

perfect blackbody完全黑体

blackbody y黑体

英汉例句

• the paper describes the blackbody with adjustable temperature at about 500k, which was made in 1980. it is used for the calibration of the ir telescope and ir detection system.

  本文介绍我们在1980年完成的500k可调黑体炉，它主要用于红外望远镜和红外探测系统定标。

• generally, one approximates a blackbody in the laboratory by a hollow insulated enclosure which contains a small hole in the wall.

  一般地说，人们在实验室中用壁上带有一个小孔的空心绝缘壳来近似模拟一个黑体。

• calibration blackbody is the important part of infrared scanner, its performance will affect the quality of infrared imaging.

  定标黑体是红外扫描仪的重要组成部分，其性能的好坏会影响到红外成像的质量。

• blackbody radiation always is the result of a succession of emission and absorption processes.

  黑体辐射总是一系列发射和吸收过程的综合结果。

• the influence of the non-ideal blackbody radiator emissivity on the calibration for bbrt and the calibration error of the method using blackbody radiators for the bbrt with 0.

  在应用实例中分析了黑体辐射源发射率对宽带辐射温度计校準的影响和用黑体辐射源直接校準发射率设定值为0。

• the results of analysis show that we can acquire the radiant exitance of blackbody in bounded domain w.

  通过分析可知，利用梯形法和辛普森法能够方便求出黑体在有界域内的辐出度值。

• a blackbody furnace of heat-pipe surface source with large aperture was developed for the calibration of infrared image optical systems.

  针对红外成像光学系统校正，研制了大口径热管面源黑体炉。

• this article deduces the distribution formula of blackbody radiation by using thermodynamics potential formula from the definition formula of average particle number.

  本文从平均粒子数定义式出发，利用热力势公式推出了黑体辐射的分布公式。

• the reference blackbody cavity was employed to calibrate the system and the vacuum cooling water bath system was used to decrease the influence of surroundings.

  参考黑体用于对系统的标定，水浴环境腔体和真空系统用来消除环境和大气的影响。

• measurements can be made with an infrared radiometer. blackbody radiation at the same temperature of the object is obtained using a cylindrical direct reflection cavity.

  测量中使用了红外辐射计，并用圆柱形镜反射腔获得温度同地物相同的黑体辐射，并由已知比辐射率的参考板标定环境辐射。

• the analogue mathematic expression of blackbody and the geometric parameters of suitable cavity are given.

  给出黑体模拟数学式及适用腔体的几何参数。

• the inverse blackbody radiation problem is used for determining the area-temperature distribution of a blackbody from measured total radiated power spectrum.

  黑体辐射反问题就是利用测量的黑体辐射能量谱确定黑体的区域温度分布。

• learn about the blackbody spectrum of the sun, a light bulb, an oven, and the earth.

  了解太阳、灯泡、炉子和地球的黑体光谱。

• the physical principle of infrared measuring temperature is blackbody radiation law.

  红外测温的物理基础是黑体辐射定律。

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

  本文介绍了一种高精度黑体测温电路。

• the experimental results show that this blackbody source can be used in the radiometric calibration of remote sensing detectors.

  性能测试结果表明，该黑体辐射源可用于遥感探测器中的红外辐射定标。

• we theoretically verify the existence of the photonic superfluid state in a kerr nonlinear blackbody and present a feasible way of measuring the radiation properties of such photonic superfluid state.

  在理论上证明了克尔非线性黑体中光超流态的存在并给出了测量这种光超流态的方法。

• it was awarded for the discovery of the blackbody spectrum and anisotropy of the cosmic microwave background radiation which strongly supports the big bang theory of cosmology.

  这个奖授予宇宙微波背景辐射的黑体谱形和各向异性的发现，强有力地支持了大爆炸宇宙学。

• a new method called rectangular-region approximation is developed to calculate the effective emissivity distribution in blackbody cavity.

  文中提出一种计算黑体空腔有效发射率分布的新方法——矩形区域近似法。

• as a result of infrared correction, curves of relationship between output signal and blackbody radiation were established to convert the original image data value into radiant emittance.

  红外定标建立输出信号和标準黑体绝对辐射量的关系曲线，将原始的图像灰度数据换算为辐射通量密度。

• a virtual instrument technology and rs232/gpib bus based automated test system was developed for the blackbody radiator calibration.

  建立了基于虚拟仪器技术和rs232/gpib总线的黑体辐射源校準自动测试系统。

• a blackbody radiator will therefore appear black in all inertial frames .

  一个辐射黑体在一切惯性系中都呈现黑色。

• this system bases on semiconductor modulated laser, which replaces blackbody radiation source, and uses the technology of vc call matlab realizing graphic model output and time constant calculate.

  它用可调制半导体激光器替代黑体辐射源，通过vc调用matlab来实现图形的输出和时间常数的计算。