锥体规定了迷宫

The product is a line of high precision materials down key parts of the plane, regulations into 6 ", 8", 10 "three.Product size and high precision, strict form of tolerance,processing difficult. China has been introducing foreign mill equipment, many companies rely on imported parts.production caused much inconvenience to the preparatory work, I would create the Division is one of the few products enterprises.great quality and reliable products to cover Morgan, Danieli and Germany form SMS series.completely replace foreign products can meet the production requirements. by Liu Gang, Maanshan Steel, steel mills, such as the use of Sanming, reflecting good.