求翻译：鐵和鋼都被廣泛地應用於建造道路、鐵路、其他基礎設施、設備與建築。大部份的現代架構，橋樑與機場，都是用鋼製的支架來支撐。鋼在家用電器與汽車製造都有廣泛應用。儘管用鋁的汽車主體正在增加，但是它們的主要材料仍然是鋼。鋼也被用於各種建造用的材料，例如螺栓、釘子及螺絲是什么意思？

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Iron and steel has been widely used in construction roads, railways, other infrastructure, equipment and the building. Most modern architectures, bridges and airports, is a steel stand to support. Steel In Domestic Appliances and automotive manufacturers have a wide variety of applications. Despite

The iron and center of steel production widely are applied at construct the path, the railroad, other infrastructure, the equipment and the building.The major part modern construction, the bridge and the airport, all are support with the steel system support.The steel all has the widespread applicat

Iron and steel is widely used in the construction of roads, railways and other infrastructure, equipment and construction. Most of the modern architecture, bridges and airports, are made of steel bracket to support. Steel is widely used in household appliances and automobile manufacturing. Although

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