Zytel 70G33HS1L NC010 美国杜邦 PA66 33%玻纤 热稳定剂
70G33HS1L,PA6670G33HS1L,美国杜邦70G33HS1L,美国杜邦PA6670G33HS1L,33,玻纤,热稳定剂