hot-dip galvanizing

例句：

1. 1. The steel beams are now undergoing hot-dip galvanizing to improve their corrosion resistance.
   这些钢梁现在正在经历热浸镀锌处理，以提高其耐腐蚀性。
2. 2. Hot-dip galvanizing is a process that involves applying a layer of zinc on thesurface of metal to protect it from corrosion.
   热浸镀锌是一种过程，它涉及在金属表面涂上一层锌以保护它免受腐蚀。
3. 3.In hot-dip galvanizing, the metal is heated and then immersed in molten zinc, creating a strong bond between the metal and the zinc.
   在热浸镀锌过程中，金属被加热并浸入熔融的锌中，金属与锌之间形成牢固的结合。