The assumption of constant relative humidity is important, because water vapor in the atmosphere is another efficient absorber of radiation at infraredwavelength.
相对湿度恒定的假设是重要的，因为大气中的水蒸气是红外波长辐射的另一种有效吸收剂。
2
In addition, bituminous varnish has good transparence in infraredwavelength.
作为粘合剂，沥青清漆在红外光谱范围有良好的透明性。
3
Millimeter-wave wavelength is between microwave wavelength and infraredwavelength.