名词短语
中文翻译：铁和钢的成型材料
同义词：
['ferrous metal', 'steel']
例句：
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1.The new machine is made of iron and steel material.
这台新机器是用铁和钢制成的。
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2.Steel is a very strong material that is used in many different applications.
钢是一种非常坚固的材料，被用于许多不同的应用中。
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3. The shape of the iron and steel material is important for its strength.
这种铁和钢材料的形态对其强度很重要。