GB/T 22935-2008.Metal-halide lamps for projecting apparatus.GB/T 22935规定了投影仪用金属卤...

国家标准2023.07.23

GB/T 23138-2008.Cathode for neon lamps.1范围GB/T 23138规定了觅虹灯电极的术语和定义、分类、技术要求、试验方法、...

国家标准2023.07.23

GB/T 23141-2008.Long-arc xenon lamps for photo-chemistry and photo aging.1范围GB/T...

国家标准2023.07.23

GB/T 23142-2008.Preset power controller for high pressure sodium lamps-Performan...

国家标准2023.07.23

GB/T 23145-2008.Short arc projector metal halide lamps.GB/T 23145规定了短弧投光金属卤化物灯(以...

国家标准2023.07.23

GB/T 26178-2010/CIE 84- 1989.The measurement of luminous flux.测量中当光源或探头连续移动时,由于空...

国家标准2023.07.23

GB/T 26514-2011.Oil of Melaleuca alternifolia , terpinen-4-ol type(tea tree oil)...

国家标准2023.07.23

GB/T 26515.1-2011/ISO 11024-1: 1998.Essential oils- General guidance on chromato...

国家标准2023.07.23

GB/T 20515.2-2011/ISO 1 1024-2: 1998.Essential oils- General guidance on chromat...

国家标准2023.07.23

GB/T 22775-2008.Gears for timekeeping instruments- Contrate gears.1范围GB/T 22775规...

国家标准2023.07.23