a.红外线的ultrared
红外线的ultrared
红外线infrared【红外】;infrared ray【红外】;ultrared rays【红外】
红外线ultrared rays
红外线干燥infrared drying【红外】;infrared ray drying【红外】;ultrared drying【红外】
远红外线快速干燥箱far ultrared-ray fast drying box
远红外线光电晶体管far ultrared-ray photoelectric transistor
红外线ultrared ray