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前言蠕虫状石墨铸铁(以下简称蠕铁)是七十年代才引起国内外重视的一种新型工程材料,随着人们对蠕铁认识的深化,尤其通过扫描电镜了解其石墨在三维空间的形貌,初步揭示其机械物理性能均有独特之处:它具
Introduction The worm-shaped graphite cast iron (hereinafter referred to as vermicular iron) is a new type of engineering material that has attracted great attention both at home and abroad in the 1970’s. With the deepening of people’s understanding of vermicular graphite, the morphology of graphite in three-dimensional space , Preliminary revealed its mechanical and physical properties are unique: it has