Home / Standards / HG/T 20678-2000 HG/T 20678-2000 衬里钢壳设计技术规定 衬里钢壳设计技术规定 Standard Type HGT ICS 71.120 CCS G93 Status N/A Issue Date N/A Implementation N/A Responsible Dept 发布日期:2000-11-14 Drafting Unit N/A