surface passivation

例句：

1. 1.The surface passivation of the metal can significantly improve its corrosion resistance.
   金属的表面钝化可以显著提高其抗腐蚀性。
2. 2.During the passivation process, the material is exposed to a chemical solution that reacts with the metal atoms.
   在钝化过程中，材料暴露于一种化学物质溶液中，与金属原子反应。
3. 3.The engineers carefully designed the passivation layer to minimize the risk of corrosion.
   工程师们精心设计了钝化层以最小化腐蚀风险。