CCC 中华人民共和国强制性认证机构
MM 单位为 毫米
MM2 产品规格大小区分说明，平方毫米
3N 无氧铜之铜含量纯度说明，纯度达99.9%
4N 无氧铜之铜含量纯度说明，纯度达99.99%
6N 无氧铜之铜含量纯度说明，纯度达99.9999
BC Bare Copper wire, 单支裸铜线
BS Bare Stranded Copper wire, 裸铜绞线
TC Tinned Copper wire, 单支热镀锡铜线
TS Tinned Stranded copper wire, 热镀锡铜绞线
SPC Electrolytic Silver Plated Copper wire, 单支镀银铜线
LDPE Low Density Poly Ethylene, 低密度聚乙烯
HDPE High Density Poly Ethylene, 高密度聚乙烯
FOPE Foamed Poly Ethylene, 发泡聚乙烯
PP Poly Propylene, 聚丙烯
SR-PVC Semi Rigid Poly Vinyl Chlorid, 半硬质聚氯乙烯
PVC Poly Vinyl Chloride, 聚氯乙烯
EVA Etylene Vinyl Acetate copolymer, 聚乙烯醋酸乙烯
