中华人民共和国国家标准 (Guobiao — Mandatory National Standards)China权威分: 83
GB 18090
橡胶密封件给排水用止水带 — Standard Specification
行业
Rubber
产品类别
Rubber Hose
关键词
["橡胶","rubber","testing"]
橡胶密封件给排水用止水带 — Standard Specification
Rubber
Rubber Hose
["橡胶","rubber","testing"]