QB/T 1299-1997.1范圈QB/T 1299规定了口琴的主要结构与名称定义、产品分类技术要求、试验方法、检验规则及标志、包装、运输、贮存。QB/T 1...

行业标准2023.07.25

QB/T 2920一2007.Case and bag-Test method for traveling.1范围QB/T 2920规定了旅行箱包的行走试验方法...

行业标准2023.07.24

QB/T 2987-2008.Transformers for tubular discharge lamps having a no-load output...

行业标准2023.07.24

QB/T 2988 -2008.Tubular ultraviolet high pressure mercury lamp.1范围QB/T 2988规定了直管...

行业标准2023.07.24

QB/T 2989-2008.Method of measurement of ultraviolet irradiance and electrical ch...

行业标准2023.07.24

QB/T 2990 -2008.Automobile polish.5.12.4试验步骤用布片轻擦试片表面后，于干燥器中放置1h.称取样品2.0g于试片上,用布...

行业标准2023.07.24

QB/T 2991 -2008.Wooden products wax.5.9.5结果表示 .平行测定两次，以两次测定结果差不超过5%作为最后结果。5.10 针...

行业标准2023.07.24

QB/T 2992.1-2008.Terminology of writing instruments-Part 1:Fountain pens.1范围QB/T...

行业标准2023.07.24

QB/T 2992.3-2008.Terminology of writing instruments-Part 3: Pencils.1范围QB/T 2992...

行业标准2023.07.24

QB/T 2992.4-2008.Terminology of writing instruments-Part 4: Mechanical pencils.1...

行业标准2023.07.24