中华人民共和国铁路行业标准 (Railway Industry Standards)ChinaAuthority: 58
TB/T 2489
Elastic pads for railway track
Industry
Rubber
Product Family
General Rubber
Keywords
["铁路","垫板","railway","pad","elastic"]
Elastic pads for railway track
Rubber
General Rubber
["铁路","垫板","railway","pad","elastic"]