如果适当地调整碳和其他合金元素的比例，并施用不同的热处理方法，就能制造具有各种不同物理性能的钢。
The appropriate control of the amount of carbon and other alloying elements and various heat treatment may provide a wide range of physical properties in steel.
如果适当地调整碳和其他合金元素的比例，并施用不同的热处理方法，就能制造具有各种不同物理性能的钢。
The appropriate control of the amount of carbon and other alloying elements and various heat treatment may provide a wide range of physical properties in steel.
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