Home / Standards / GB/T 22138-2008 GB/T 22138-2008 Active Slide projector - Determination of temperature rise in the picture area using a glass sandwich test slide 幻灯机画面区温升玻璃夹层幻灯试验片测试方法 Standard Type GBT ICS 37.040.10 CCS N45 Status 现行 Issue Date 2008-06-30 Implementation 2009-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A