galvanized square washer

例句：

1. 1. The factory uses galvanized steel to make its products.
   这家工厂使用镀锌钢制造产品。
2. 2. Galvanized sheet metal is commonly used for building exteriors.
   镀锌钢板常用于建筑外墙。
3. 3. The galvanized square washer is a crucial component in the construction of bridges.
   镀锌方形垫圈是桥梁建设中的关键部件。