铁和钢呀会弯曲。
钢是铁和其他一些物质的混合体。
钢是铁和其他物质的混合物。
大多数人都会说他们知道钢铁，但能区分钢和铁的人却不多。
Most people could claim to know iron and steel, but few could distinguish between them.
钢是由铁和碳组合起来炼成的。
硅铁一种用于生产碳素钢的铁和硅的合金。
An alloy of iron and silicon used in the production of carbon steel.
现在他们能设计钢和铁的合成制品。
对钢和长切屑的铁进行铣削的主要牌号。
Main grade for milling of steel and long-chipping iron materials.
钢是由铁和其它一些元素组成的。
钢，铁，玻璃，布和纸张。
诸如铁具，金属板材和钢均被涂成白色。
Materials such as iron, sheet metal and steel are painted white.
诸如铁具，金属板材和钢均被涂成白色。
Materials such as iron, sheet metal and steel are painted white.
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