gas carbonizing method

例句：

1. 1. The processof gas carbonizing is crucial for theproduction of high-quality steel.
   气体碳化过程对于生产高质量钢材至关重要。
2. 2. The gascarbonizing method has been widely used inthe production of ferroalloys.
   气体碳化法在生产铁合金方面得到了广泛应用。
3. 3. In this study, we willintroduce the gas carbonizing method and itsapplication in the field of metallurgy.
   在本研究中，我们将介绍气体碳化法及其在冶金领域的应用。