nose of pearlite

例句：

1. 1. The steel industry is heavily dependent on the quality of its pearlite nodules.
   钢铁工业严重依赖于其珠光体鼻部的质量和。
2. 2. The engineer analyzed the structure of the pearlite nodules to optimize the material's properties.
   工程师分析了珠光体鼻部的结构和，以优化材料的性能。
3. 3. The research focused on the role of pearlite nodules in the formation of cementitious structures.
   研究专注于珠光体鼻部在水泥结构形成中的作用。