中华人民共和国国家标准 (Guobiao — Mandatory National Standards)ChinaAuthority: 83
GB 12730
Rubber conveyor belts — Application guide
Industry
Rubber
Product Family
Rubber Belt
Keywords
["橡胶","输送带","rubber","conveyor","belt"]
Rubber conveyor belts — Application guide
Rubber
Rubber Belt
["橡胶","输送带","rubber","conveyor","belt"]