基本解释n.平爐同根派生 openhearth相关词英汉例句Keywords Openhearth dust;isomorphous transformation;ultrafine magnetite;spinel ferrite; 平爐塵;磁性超微粉躰;尖晶石型鉄氧躰;同晶轉化;the openhearth process 平爐法openhearth更多例句