GB/T 33352-2016 电子电气产品中限用物质筛选应用通则 X射线荧光光谱法 简介:本标准规定了能量色散X射线荧光光谱筛选测试电子电气产品中铅(Pb)、汞(Hg) 、镉(Cd)、总铬(Cr)和总溴(Br)等元素的仪器、人员技术能力、测试程序、质量控制、文档记录等要求。本标准适用于电子电气产品中铅(Pb)、汞(Hg)、镉(Cd)...
An accompanying CD-ROM contains all the volume's chapters in both I-P and SI units. 信息:ICS:/ CCS:/ 发布:2012-01-01 实施:2012-07-13 HVAC SYSTEMS AND EQUIPMENT SI TOC-2008 简介:Preface The 2008 ASHRAE Handbook??HVAC Systems and Equipment discusses various systems and the equipment (...