alkaline polymerization

例句：

1. 1. The soil in this region is highly alkaline, which makes it difficult for plants to grow.
   该地区的土壤非常碱性，这使得植物难以生长。
2. 2.The chemical reaction between acids and bases is an example of alkaline polymerization.
   酸和碱之间的化学反应是酸碱聚合反应的一个实例。
3. 3. The alkaline earth metals are important components of many minerals.
   碱土金属是许多矿物的重要成分。