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前言 丝棒产品应用十分广泛,如制造汽车和家用电器的部件。它们在制成最终产品前要经过二次或三次加工。随着近年降低成本和全球环保意识的加强,客户要求更好质
Preface Wire rod products are used in a wide range of applications, such as the manufacture of parts for automobiles and home appliances. They are processed twice or three times before they are made into the final product. With the cost reduction in recent years and the strengthening of global environmental protection awareness, customers demand better quality