这些新材料的表面吸收很少的光辐射和反射，比传统的涂镀表层大约减少了60%多的热量。

These new surfaces absorb less radiation and reflect, on average, approximately 60% more heat than conventional coatings.

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本文介绍电校准辐射计的锥腔形黑涂层反射比的测量原理、装置、方法以及测量结果。

This paper describes the principle, equipments, method and results in the measurement of reflectance of black coating in the electrically calibrated conical cavity radiometer.

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本文给出了辐射计的衍射损失，黑度修正及反射率修正，实际测量结果比计算结果大0.19%。

The diffraction loss, blackness correction and reflectance correction of the radiometer are given in this paper. The measurement result is 0 19% larger than the calculated result.

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