yà zhì
意思解释:(Rolling)用轧机把金属辗轧成各种不同断面的板材、棒材或异形材。
使金属材料经过旋转的轧辊,在其压力的作用下产生塑性变形,以获得所要求的截面形状并同时改变其性能的一种加工工艺。又分热轧和冷轧。…
Make metallic stuff passes gyral roller, in its plasticity of the generation below the action of pressure is out of shape, the technology of a kind of treatment that changes its property in order to win the sectional figure of a requirement at the same time. Divide hot-rolling and cold rolling again. ...
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