Home / Standards / GBT 34879-2017 GBT 34879-2017 Geometrical product specifications — Optical confocal microscopes — Guidelines for metrological characteristics and evaluation of measurement uncertainty 产品几何技术规范 光学共焦显微镜计量特性及测量不确定度评定导则 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A