Home / Standards / GB/T 21997.2-2008 GB/T 21997.2-2008 Active Instrument for soil test - Liquid limit device - Part 2：Fall cone liquid limit device 土工试验仪器 液限仪 第2部分：圆锥式液限仪 Standard Type GBT ICS 07.060 CCS N93 Status 现行 Issue Date 2008-06-17 Implementation 2008-10-01 Responsible Dept 水利部 Drafting Unit N/A