1·Since the property requirements are so special, tool steel are usually melted in electric furnace using careful metallurgical quality control.
由于需要的性质是如此特别，工具钢通常使用冶金质量控制的方法在电炉中熔化。
2·In current through a conductor joule heat generated by the electric furnace for the heat source.
以电流通过导体所产生的焦耳热为热源的电炉。
3·Electric furnace is major equipment of zinc powder reduction smelting.
电炉是锌粉工艺进行还原熔炼的承载设备。
4·Through production practice, the maturer experience in operation of large electric furnace is achieved.
经过生产实践，在大型电炉操作运行方面取得了较为成熟的经验。
5·The common breakdown and its removal of the rectifier circuits and inverse transforming circuits in intermediate frequency induction electric furnace for thyristor are introduced.
介绍了在可控硅中频感应电炉中整流电路和逆变电路的常见故障及其排除方法。