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引言铸铁界已反复提到炉料对铸铁显微组织的作用。这些作用在出版的文献中已有介绍,在很多情况下准确估计这些作用仍有困难,因为熔炉和熔炼条件是各不相同的。由于难以查明原因,这些作用厉来用“遗传性”这
Introduction Cast iron industry has repeatedly mentioned the role of charge on the microstructure of cast iron. These effects have been described in published literature and in many cases it is still difficult to accurately estimate these effects because the furnace and melting conditions are different. Because of the difficulty in identifying the cause, these effects are strongly “” hereditary "this