Speculation is to cast from the mine into raw iron to re-processing, through forging and drawing processes, the production into a wide range of products.

炒是把从矿山浇铸成的生铁块重新加工，经过锻打、拉拔工序，生产成各式各样的产品。

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The re - liable basis is provided for the optimization of the material for warm forging dies and the re - search into its strengthening techniques.

从而为优选模具材料、探索其强化工艺提供了可靠依据。

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The re - liable basis is provided for the optimization of the material for warm forging dies and the re - search into its strengthening techniques.

从而为优选模具材料、探索其强化工艺提供了可靠依据。

youdao