yttrium nodular iron

例句：

1. 1.The steel industry heavily relies on yttrium nodular iron for its production.
   钢铁工业严重依赖钇多晶铁进行生产。
2. 2.The new alloy is a significant improvement over the traditional yttrium nodular iron.
   这种新型合金比传统的钇多晶铁有显著的改进。
3. 3.The use of yttrium nodular iron in construction has become increasingly popular due to its high strength and durability.
   由于其高强度和耐用性，使用钇多晶铁在建筑中的使用越来越受欢迎。