Elinvar alloy

例句：

1. 1. The Elinvar alloy is used in the construction of bridges and buildings to resist corrosion.
   埃林瓦合金用于建造桥梁和建筑物，以抵抗腐蚀。
2. 2. This Elinvar alloy has excellent wear resistance, making it suitable for use in industrial applications.
   这种埃林瓦合金具有出色的耐磨性，适用于工业应用。
3. 3. Elinvar alloy is often used as a coating on metal surfaces to protect them from corrosion.
   埃林瓦合金常被用作金属表面的涂层，以保护它们免受腐蚀。