Home / Standards / GB/T 20485.21-2007 GB/T 20485.21-2007 Active Methods for the calibration of vibration and shock transducers - Part 21: Vibration calibration by comparison to a reference transducer 振动与冲击传感器校准方法 第21部分:振动比较法校准 Standard Type GBT ICS 17.160 CCS J04 Status 现行 Issue Date 2007-07-02 Implementation 2007-12-01 Responsible Dept 国家标准委 Drafting Unit N/A