Home / Standards / GB/T 7670-2009 GB/T 7670-2009 Active Electrodynamic vibration generating systems(equipment) - Performance characteristics 电动振动发生系统(设备) 性能特性 Standard Type GBT ICS 17.160 CCS N73 Status 现行 Issue Date 2009-04-24 Implementation 2009-12-01 Responsible Dept 国家标准委 Drafting Unit N/A