Home / Standards / GB/T 46653-2025 GB/T 46653-2025 Active Test method for vertical mounted gear transmission device 立式安装齿轮传动装置试验方法 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A