gel polymer

例句：

1. 1. Gels are used in the production of cosmetics and pharmaceuticals.
   凝胶用于化妆品和制药的生产。
2. 2.Polymers are a class of materials that can be formed into many different shapes.
   聚合物是一种可以形成多种形状的材料类别。
3. 3.The gel polymer was designed to improve the durability of the material.
   这种凝胶聚合物的设计目的是提高材料的耐用性。