短语词组短语non -consumable-electrode arc melting 非自耗电极电弧熔链consumable electrode cold -mold arc melting 自耗电极水冷坩埚电弧熔炼consumable -electrode cold-mold arc melting 自耗电极水冷坩埚电弧熔炼 返回 consumable-electrode melting