QB/T 2992.5-2008.Terminology of writing instruments-Part 5:Marking pens.1范围QB/T 2992.5规定了记号笔术语和定义。QB/T 2992.5适用于制笔专业人员制定标准、编制...
QB/T 2992.4-2008.Terminology of writing instruments-Part 4: Mechanical pencils.1范围QB/T 2992.4规定了活动铅笔术语和定义。QB/T 2992.4适用于制笔专业人员制定标...
QB/T 2992.3-2008.Terminology of writing instruments-Part 3: Pencils.1范围QB/T 2992.3规定了铅笔的术语和定义。QB/T 2992.3适用于制笔专业人员制定标准、编制技...
QB/T 2992.1-2008.Terminology of writing instruments-Part 1:Fountain pens.1范围QB/T 2992.1规定了自来水笔的术语和定义。QB/T 2992.1适用于制笔专业人员制定标准...
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 针入度按GB/T 4985的规定检测。6检验...
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,用布片均匀涂抹。将试片放入预先...
QB/T 2989-2008.Method of measurement of ultraviolet irradiance and electrical characteristic of tubular ultraviolet high pressure mercury lamp.1范围QB/T 2989规定了直管形和U形...
QB/T 2988 -2008.Tubular ultraviolet high pressure mercury lamp.1范围QB/T 2988规定了直管形和U形紫外线高压汞灯泡的术语和定义、产品分类、技术要求、试验...
QB/T 2987-2008.Transformers for tubular discharge lamps having a no-load output voltage exceeding 1000V (generally called neon- transformers)一Performance requirements.1范围QB/T ...
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。QB/T 2920适用于各种带走轮的旅行箱、旅行包。2原理...
