Home / Standards / GB/T 22055.2-2008 GB/T 22055.2-2008 Abolished Microscopes - Screw threads for objectives and related nosepieces - Part 2: Screw thread type M25×0.75mm 显微镜 物镜螺纹 第2部分：M25×0.75mm型物镜螺纹 Standard Type GBT ICS 37.020 CCS N32 Status 废止 Issue Date 2008-06-20 Implementation 2009-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A