石墨与奥氏体之间的松散偶合是碎块状石墨形成的原因。
The in compact coupling between the graphite and austenite is the reason for the formation of chunky graphite.
结果表明，与包膜相比，溶媒合金内含有块状的未溶石墨和较多的球状再结晶石墨。
The results show that there exist chunk graphite and more globoid re-crystal graphite in the solvent metal than that in the film.
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