短语词组短語non -consumable-electrode arc melting 非自耗電極電弧熔鏈consumable electrode cold -mold arc melting 自耗電極水冷坩堝電弧熔鍊consumable -electrode cold-mold arc melting 自耗電極水冷坩堝電弧熔鍊 返回 consumable-electrode melting