中华人民共和国国家标准 (Guobiao — Mandatory National Standards)China权威分: 82
GB 20021
Heat Resistant Conveyor Belts
行业
Mining
产品类别
Conveyor Belt
关键词
["输送带", "传送带", "皮带", "运输带", "钢丝绳芯", "织物芯", "管状带"]
Heat Resistant Conveyor Belts
Mining
Conveyor Belt
["输送带", "传送带", "皮带", "运输带", "钢丝绳芯", "织物芯", "管状带"]