N an instrument used for measuring radiant heat independently of wavelength 全波段辐射测量仪; 用作测量不依赖波长的辐射高温的仪器 [physics]
N(名词) an instrument used for measuring radiant heat independently of wavelength 全波段辐射测量仪; 用作测量不依赖波长的辐射高温的仪器 [physics]