Home / Standards / GB/T 29023.1-2012 GB/T 29023.1-2012 Active Measurement and characterization of particles by acoustic methods - Part 1: Concepts and procedures in ultrasonic attenuation spectroscopy 超声法颗粒测量与表征 第1部分:超声衰减谱法的概念和过程 Standard Type GBT ICS N/A CCS A28 Status 现行 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 国家标准委 Drafting Unit N/A