共晶前期石墨球局围形成封闭或不封闭的框架奥氏体壳;

共晶前期石墨球局围形成封闭或不封闭的框架奥氏体壳;的英文翻译

基本释义

• At the earlier stage of eutectic, the enveloped or nor- enveloped frame austenite shell lias formed.