Home / Standards / GB/T 22061-2008 GB/T 22061-2008 Active Microscopes - Reference system of polarized light microscopy 显微镜 偏光显微术的参考系统 Standard Type GBT ICS 37.020 CCS N32 Status 现行 Issue Date 2008-06-20 Implementation 2009-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A