flash smelting

例句：

1. 1. The company'snew flash smelting technology hasgreatly improved the efficiency of metal processing.
   该公司的新型闪速冶炼技术大大提高了金属加工的效率。
2. 2. The flash smelting processis a crucial step in the production ofhigh-purity aluminum.
   闪速冶炼过程是生产高纯度铝的关键步骤。
3. 3. Theflash smelting process is environmentally friendly and can reduce energy consumption comparedto traditional smelting methods.
   闪速冶炼过程环保，与传统的冶炼方法相比可以降低能源消耗。