infrared LED红外LEDinfraredadj.红外线的n.红外线infrared searchlight红外探照灯infrared ray receive红外线接收infrared irradiation红外照射infrared ray control红外线控制infrared cut filiter经外截止滤光片infrared attenuation红外光衰减infrared thermograph红外热成像法infrared thermometer红外线温度计,红外线测温仪infrared beam riding红外束波导引infrared cloud image红外云图