nickel metallurgy

例句：

1. 1. Nickel metallurgyis a field of study that focuses onthe properties and applications of nickel.
   镍冶金学是一门专注于镍的性质和应用领域的学科。
2. 2. The development of new nickel metallurgical techniques has greatlyimproved the efficiency of the process.
   新型镍冶金技术的开发大大提高了该过程的效率。
3. 3. Nickel metallurgy plays a crucialrole in the production of high-qualitystainless steel.
   镍冶金在生产高质量不锈钢中起着至关重要的作用。