zone of metamorphism

例句：

1. 1.The study of the metamorphic zone is crucial for understanding the Earth's history.
   研究变质带对于理解地球历史至关重要。
2. 2. The mineralization process in this area is characterized by a high concentration of minerals within the metamorphic zone.
   该地区的矿化过程以高浓度矿物在变质带内的特征为特点。
3. 3.The metamorphic rocks are often found in areas with significant tectonic activity, such as the metamorphic zones in mountain ranges.
   变质岩通常出现在具有显著构造活动的地区，如山脉中的变质带。