Home / Standards / GB/T 21440.2-2008 GB/T 21440.2-2008 Active Instrument for dam monitoring - Settlement gauge - Part 2:Electromagnetism type settlement gauge 大坝监测仪器 沉降仪 第2部分:电磁式沉降仪 Standard Type GBT ICS 07.060 CCS P10 Status 现行 Issue Date 2008-06-17 Implementation 2008-10-01 Responsible Dept 水利部 Drafting Unit N/A