Home / Standards / GB/T 21404-2022 GB/T 21404-2022 Active Internal combustion engines—Determination and method for the measurement of engines power—General requirements 内燃机 发动机功率的确定和测量方法 一般要求 Standard Type GBT ICS 27.020 CCS J90 Status 现行 Issue Date 2022-10-14 Implementation 2023-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A