Home / Standards / GB/T 33724-2017 GB/T 33724-2017 Active Horology—Procedure for evaluating the accuracy of quartz watches 钟表 评定石英手表精度的步骤 Standard Type GBT ICS 39.040.10 CCS Y11 Status 现行 Issue Date 2017-05-12 Implementation 2017-12-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A