Home / Standards / GB/T 40729-2021 GB/T 40729-2021 Active Fatigue life test method for precision gear transmission 精密齿轮传动装置疲劳寿命试验方法 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 国家标准委 Drafting Unit N/A