他们的炼炉不是那种爆发出阵阵轰鸣声的炼炉，相反，它们是使用小型的、低噪音的、利用电流来重新融化钢铁的真空电弧熔铸炉。
Its furnacesare not of the roaring blast variety; they are small, purring vacuum-arc furnaces that use electrical currentto re-melt steel.
文章介绍了工厂在产品结构发生变化的情况下，锌冶炼熔铸车间工艺流程的选择，主要冶炼设备的选型，并对几种炉型进行比较。
Introduction is given to selection of technological pro cess and main equipment in zinc casting plant in case of change of product structure and comparison between several types of the furnace.
提出熔敷焊接工艺方法，采用等离子弧、TIG电弧、高频感应、气保护连续炉、真空炉和模中熔铸工艺实现了熔敷焊接工艺方法。
Re melt deposit welding process is proposed in this paper. To realize the technology, plasma arc, TIG arc, high frequency induction, gas shield continuous stove and MSW are adopted.
熔铸设备，铝棒均质炉组，挤压设备。
熔铸设备，铝棒均质炉组，挤压设备。
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