Home / Standards / GBT 29001.3-2012 GBT 29001.3-2012 NCUC-Bus Fieldbus Protocol Specification for Machine Tool Numerical Control Systems — Part 3: Data Link Layer 机床数控系统 NCUC-Bus现场总线协议规范 第3部分:数据链路层 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