Emissivity is an important parameter in radiometry.
比辐射率是辐射度学中的重要参量。
This is the emissivity value of the reference object.
这是引用对象的辐射率值。
A new method of measuring target wideband emissivity is presented.
提出了一种新的测量发射率的方法。
Coatings specially designed for reduced optical reflectivity or emissivity.
专门设计用来降低光学反射或辐射的涂料。
The use of metallised fabrics is sometimes proposed to reduce the emissivity of a fabric.
不时地有人建议采用镀有金属膜的织物以减少织物的发射率。
The IR radiation intensity of target depends on the temperature and the IR emissivity of it.
目标的红外辐射强度是由目标表面温度和目标表面发射率两个因素决定的。
Key problems on energy saving of high emissivity coating at middle temperature are discussed.
本文论述高发射率涂料在中温下使用，节能的若干关键问题。
An effective method for determining precisely the error or the emissivity of a cavity is given.
提供了一种能够精确确定腔体发射率误差的有效方法。
By experiment, we proved that it is one of efficient method for spectral emissivity measurement.
经实验验证这是一种有效的发射率测量方法。
The emissivity of natural meterial is a important factor in the interpretation of thermal image.
在热红外扫描图像的判读工作中，热红外发射率是一个极为重要的影响因素。
In the solar and near infrared region it is more usual to speak of absorptivity than emissivity.
在日射和近红外区段内，讨论吸收率比讨论发射率更为普遍。
It also shows that the peak value of the emissivity is sometimes far away from the normal direction.
同时也发现，它的发射率峰值有时在远离法线的区域。
It showed that the nature of substrate and the thickness of the film were important to the emissivity.
结果表明，基板选择和薄膜厚度是影响发射率的重要因素。
Sometime, the effect of emissivity is quite conspicuous under some specific conditions of environment.
在某些特定条件下，这一因素的影响是十分显著的。
One way is to measure a cell that behaves similarly with a point and shoot emissivity temperature reader.
其中的一个方法是测量行为类似于针对某个点的单元，并记录辐射率温度读取器。
Extensive numerical calculations of the emissivity have been performed over a broad range of parameters.
在很宽的参数变化范围内对辐射率作了数值计算。
Temperature and surface emissivity are the two factors that determine the IR radiant intensity of an object.
影响目标红外辐射亮度有两个因素：表面温度和发射率。
The influence mechanism of the emissivity was discussed detailedly in the aspect of crystal lattice aberrance.
此外，本文从晶格畸变角度分析了硫化物半导体颜料的发射率影响机理。
Land surface emissivity and atmospheric transmittance are the two key parameters which are used to retrieve LST.
大气透过率和地表比辐射率是求解地表温度的两个关键参数。
We developed a sea surface emissivity model and atmospheric model for special frequencies and incidence angles of RAD.
针对神舟四号飞船微波辐射计（RAD）特殊入射角、频率的特点，开发了海面和大气参数的反演算法。
Radiant directionality of mixed pixel is completely decided by the directionality of emissivity in isothermal condition.
在同温条件下，像元热辐射方向性完全由像元比辐射率的方向性决定。
The metal emissivity in natural environment is influenced by its temperature and the average emissivity of the surroundings.
在自然环境中金属的发射率受其自身温度和周围环境平均发射率的影响。
At present, the energy-saving glasses applied in architecture mainly include low emissivity (low-e) glass and solar control glass.
目前广泛应用在建筑上的节能型镀膜玻璃主要有低辐射镀膜玻璃和阳光控制功能镀膜玻璃。
The main problem in radiation thermometry is how to minimize the measuring error resulting from unknown or variant surface emissivity.
辐射测温的主要问题是解决未知的或变化的表面发射率所引起的误差测量。
Based on the Wien's law temperature and emissivity of flame were obtained by processing the measured data with an optimization algorithm.
根据这一特点，从维恩公式出发，利用最优化方法处理测得的火焰辐射光谱信号，得到了火焰的温度和黑度。
Effect of furnace wall emissivity on surface heat flux of heated stock is analyzed for direct firing furnace and indirect heating furnace.
分析了炉壁黑度对炉膛辐射换热流的影响，分别对火焰直接加热炉和间接加热炉进行了讨论。
From two points, low emissivity coating of the aluminum and the ITO and phase change microcapsule as the decreased temperature were prepared.
从这两点出发，重点研究了低发射涂层铝粉、ITO粉和降温涂料相变微胶囊的制备。
Based on the local thermal equilibrium and component effective emissivity concept the radiant model of continuous vegetation has been studied.
论文基于局地热平衡条件和组分有效发射率概念探讨了连续植被的热辐射方向性模型。
The scientists believe that the lava flows have such a high emissivity because they are fresh — no more than 250 years to 2.5 million years old.
科学家认为熔岩流之所以具有这么高的辐射率，是因为它们是‘新鲜的’——至少不超过250年至250万年。
The uncertainty of surface emissivity influences directly the efficiency of satellite radiance assimilation in numerical weather prediction model.
地表比辐射率计算的不确定性，直接影响到卫星资料在数值预报中同化应用的效果。
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