The results used the mould show that the quality and volume of production of cast billet were greatly improved.

使用这种结晶器后，连铸的产量及铸坯质量大大提高。

youdao

The results used the mould show that the quality and volume of production of cast billet were greatly improved.

使用这种结晶器后，连铸的产量及铸坯质量大大提高。

youdao