Home / Standards / GB/T 46633-2025 GB/T 46633-2025 Active Earth-moving machinery—Evaluation method for operational energy-efficiency of excavator 土方机械 挖掘机运行能效评价方法 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A