GB/T 18497.1-2019工业加热用电红外发射器的特性第1部分:短波电红外发射器国家标准
英文:Characteristics of electric infrared emitters for industrial heating—Part 1: Shortwave electric infrared emitters GB/...
英文:Characteristics of electric infrared emitters for industrial heating—Part 1: Shortwave electric infrared emitters GB/...