钢板按轧制分，分热轧的和冷轧的。
此外，也提到了根据不同规格多相热轧钢材和冷轧钢材的需求。
Furthermore, the requirements on multi-phase hot-rolled and cold-rolled steels according to different specifications are mentioned.
其制造方法包括刷料、固相复合、扩散退火、和冷轧工艺步 骤。
The preparing method comprises brushing material, solid-phase composition, diffusion annealing and cold rolling.
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