nodular graphite

• 球状石墨,球墨铸铁

nodular graphite的用法和样例：

例句

1. Basic graphite morphology types of nodular iron were introduced.
   介绍球墨铸铁中石墨的基本形态类型。
2. The tensile strength of the ICDP roll material with different types of graphite has been determined.
   摘要利用金相分析对不同石墨形态的球墨铸铁进行了强度对比。