Home / Standards / GB/T 40359-2021 GB/T 40359-2021 Active Timekeeping instruments—Photoluminescent deposits—Test methods and requirements 计时仪器 光致发光涂层 试验方法和要求 Standard Type GBT ICS 39.040.01 CCS Y11 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A