匯款資(zi)料
電(dian)(dian)磁(ci) (電(dian)(dian)工(gong)) 及 軍工(gong) 純鐵(tie)訂貨說明:1. 正確選擇牌號(hao)(hao)。電(dian)(dian)磁(ci)純鐵(tie)按照磁(ci)性(xing)(xing)水平的(de)高(gao)(gao)低,分為高(gao)(gao)級(ji)(A),特級(ji)(E),超級(ji)(C), 要求磁(ci)性(xing)(xing)高(gao)(gao)的(de)應(ying)訂高(gao)(gao)牌號(hao)(hao)(E,C 級(ji) )2. 電(dian)(dian)磁(ci)純鐵(tie)系列一般(ban)保證電(dian)(dian)磁(ci)性(xing)(xing)能,化學成(cheng)分...