| 2. | In accordance with metal material adopted , the wire cable industry can be divided into three types , non - ferrous metal , ferrous metal , and nonmetal , with representative products separately as : power supply cable , wire rope , and soft optical cable 线缆工业按照所用金属材料分为有色金属、黑色金属、非金属三类,代表产品分别是:电力电缆、钢丝绳、软光缆。 |