metallic arc金属电弧
metallicadj.金属的;金属般的
metallic nano-partides金属纳米粒子
metallic diaphragm gauge金属膜式压力计
metallic nano-particle金属纳米颗粒
metallic powdery pigment金属粉末颜料
metallic monetary system金属货币制度
metallic clothing welder金属针布焊接器
metallic ceramic coating金属陶瓷涂层