Home / Standards / GB/T 15663.2-2008 GB/T 15663.2-2008 Abolished Terms relating to coal mining - Part 2: Shafting and drifting engineering 煤矿科技术语 第2部分:井巷工程 Standard Type GBT ICS 01.040.73 CCS D04 Status 废止 Issue Date 2008-09-18 Implementation 2009-04-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A