aluminum clad iron

例句：

1. 1.The aluminum-clad iron plates are used in the construction of buildings.
   铝合金覆层铁板被用于建筑施工。
2. 2. This aluminum-clad iron structure is very durable and can withstand heavy loads.
   这种铝合金覆层铁结构非常耐用，能承受重载。
3. 3. The aluminum-clad iron door provides excellent thermal insulation.
   铝合金覆层铁门具有良好的隔热性能。