中华人民共和国铁路行业标准 (Railway Industry Standards)ChinaAuthority: 58
TB/T 2092
Technical specification for prestressed concrete sleepers
Industry
Railway
Product Family
General Railway
Keywords
["铁路","轨枕","railway","sleeper","concrete"]
Technical specification for prestressed concrete sleepers
Railway
General Railway
["铁路","轨枕","railway","sleeper","concrete"]