synthetic plan of striping and mining

例句：

1. 1.The synthetic material is much stronger than the natural one.
   这种合成材料比天然材料更坚固。
2. 2. The scientist developed a synthetic pathway to produce insulin.
   这位科学家开发了一种合成途径来生产胰岛素。
3. 3. The company produces synthetic fibers for clothing.
   该公司生产合成纤维用于服装。