The CV graphite was formed in the second stage and grew in contact with the liquid due to partial dissolution of the austenite shell surrounding the graphite spheroid.
第二阶段形成蠕虫状石墨，因包围球状石墨的奥氏体部分熔解，使它与熔液接触生长。
The CV graphite was formed in the second stage and grew in contact with the liquid due to partial dissolution of the austenite shell surrounding the graphite spheroid.
第二阶段形成蠕虫状石墨，因包围球状石墨的奥氏体部分熔解，使它与熔液接触生长。
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