英语释义

1. the energy radiated by the surface of a body per second per unit area

2. emissivity

片语

low emittance低发射度

apparent emittance视在发射率

directional emittance定向发射度

radiant emittance辐射率；[物] 辐射度；辐射发射率；辐射发散度

medium emittance中等发射度

emittance measurement发射度测量

emittance density发射密度

monochromatic emittance单色黑度

horizontal emittance水平发射度

emittance correction发射率修正

英汉例句

• the design method of a low emittance diode, the key component of a raman-scattering fel, is presented.

  本文给出了喇曼散射自由电子激光器的关键部件——低发射度二极管的设计方法。

• a total hemispherical emittance measurement apparatus by means of the transient calorimetric technique with a microcomputer is described.

  本文报道了计算机运控的非稳态法半球向全发射率测定装置。

• the calculative expression of normal spectral emittance is deduced. some factors which cause the error are discussed normal spectral emittance curves of several materials are measured.

  推导出光谱发射率的计算公式，对引起测量误差的诸因素进行讨论，并实测了几种材料法向光谱发射率曲线。

• it finds that, in general, the emittance of metal pigments is lower, the emittance of coloring pigments is higher, and that of ito pigments reported in the reference is lower.

  研究发现，金属颜料的发射率一般较低，着色颜料的发射率一般都比较高，掺锡氧化铟（ito） 半导体颜料红外发射率较低。

• venetian blind radiators can be replace by the variable emittance thermal suite in thermal control system of spacecraft, and it is one of key technologies for microsatellite.

  可变发射率热控器件可替代机械式热控百叶窗，从而在航天器热控系统中得到应用，是微小卫星的关键技术之一。

• this is a new idea for reduction of emittance growth and control of beam halo formation.

  这是减少束流发射度增长、控制束流损失的一个创新思路。

• we report the emittance measurement of a electron beam produced in a pseudospark discharge device driven by a pulse line accelerator.

  介绍了对一台脉沖线加速器驱动虚火花放电装置产生的电子束发射度的测量工作。

• the influence of the scattering albedo and scattering phase function to the apparent emittance was investigated.

  重点分析了散射反照率和散射相函数对介质层表观方向发射率和表现半球发射率的影响。

• vriable emittance thermal control device is one of the focus of the future spacecraft thermal control.

  可变发射率热控器件是未来航天器热控的焦点之一。

• the principles and the system designing method of measuring the normal spectral emittance of materials with the method of single beam comparative radiation are introduced.

  阐述了采用「单光束比较辐射度量法」测量材料的法向光谱发射率的原理和系统设计方法；

• precise measurements of emittance and transverse phase space are essential to generation and applications of high brightness electron beams.

  精确测量束团的发射度和横向相空间，在高亮度电子束的产生和应用中具有重要意义。

• in developping and popularizing the infrared heating techniques, the development of new infrared radiation materials with low cost and high emittance is an important subject.

  在发展和推广红外加热技术中，开发低成本高辐射率的红外辐射新材料，是重要课题之一。

• to make the physics image clear in analyzing the transverse emittance growth, we introduced the conception of emittance growth factor for linear effect induced transverse emittance growth.

  在束流横向发射度的分析中，引入了发射度增长因子的概念，使得在分析线性效应引起发射度增长时的物理图像更加清晰。

• a new dynamic technique for the measurement of hemispherical total emittance is described in the present paper.

  本章介绍了一种用于半球全波发射率测量的动态技术。

• the system of measuring the hemisphere integrated radiant emittance was designed and the problem in the design was discussed.

  据此设计半球全发射率测量系统；讨论设计中考虑到的问题；

• the result shows that it not only reflects the coherent emittance of pel, but alsoexpounds the property with output saturation of lasers.

  结果表明，它不仅能很好地反映自由电子激光器中相干辐射，而且表明了具有激光输出饱和特性。

• the bepcⅱ injector linac upgrade aims at having higher beam energy with smaller beam emittance and energy spread to meet the colliding luminosity upgrade by two orders of magnitudes higher.

  直线加速器的重大改造旨在获得高流强、小发射度和小能散的正负电子束，以满足对撞机亮度提高两个两级的要求。

• the conventional method using reference paint for determining heat emittance of infrared heater is simplified.

  对红外加热器热发射率的标準参比涂料测试法作了简化。

• date for ir spectral normal emittance of some coatings and related materials are presented.

  给出了某些材料及涂层的红外光谱法向发射率曲线。

• the theory, structure of the device and test results of the measurements of the normal emittance of the material surface were given in the temperature of the atmospheric invironment.

  本文给出了在大气温度下测量物质表面法向发射率的原理、装置结构及测试结果。

• the results show that the mtgm method is an effective way of emittance measurement for intense pulse electron beam.

  实验结果表明，修正三梯度方法是强流脉沖电子束发射度测量的一种有效的手段。

• the practical measurements show that the measured resulted results are reliable and the resolution of emittance is better than 0.01.

  实际测定表明，此装置测试结果可靠，发射率的分辨力优于0.01。

• the two screen measurement of emittance is a standard method often used by many accelerator laboratories in the world.

  双屏法是一种常用的标準的几何发射度测量方法，它需要束流在其中一个靶屏上成腰这一特定条件。