Field atmospheric conditions, the environmental background of target and the target's thermodynamic properties will make it difficult to collect target's spectral emissivity in field.
野外测量的大气环境、目标背景和地物的热力学特性等因素的影响，使得野外测量地物目标表面光谱发射率变得较为复杂。
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 experimental results show that the above-mentioned method can solve the true temperature and spectral emissivity measurement of most engineering materials.
实验结果表明，该方法可以解决绝大多数工程材料的目标真温及光谱发射率的测量问题。
A novel multi-spectral radiation pyrometer that is independent of the emissivity has been developed.
研制成功一种新型的与发射率无关的多光谱辐射高温计。
A novel multi-spectral radiation pyrometer that is independent of the emissivity has been developed.
研制成功一种新型的与发射率无关的多光谱辐射高温计。
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