Home / Standards / GB/T 11361-2008 GB/T 11361-2008 Abolished Synchronous belt drives - Trapezoidal toothed pulleys 同步带传动 梯形齿带轮 Standard Type GBT ICS 21.220.10 CCS J18 Status 废止 Issue Date 2008-04-16 Implementation 2008-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A