随着汽车轻量化的要求，热轧高强钢不断地被应用到轮辋上，辊压工艺成为钢制轮辋的主要成形方法。
With the demand of car lightweight, more and more high strength steel is being used in wheel rim, and rolling has been the main processing method of steel wheel rim.
随着汽车轻量化的要求，热轧高强钢不断地被应用到轮辋上，辊压工艺成为钢制轮辋的主要成形方法。
With the demand of car lightweight, more and more high strength steel is being used in wheel rim, and rolling has been the main processing method of steel wheel rim.
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