All material used for pressure parts shall be killed steel.

压力部件所有的所有材料均应为脱氧钢。

youdao

I suppose semi-killed steel must be just between these two in every aspects.

我想半镇静钢可能在各方面都介于这两者之间吧？

youdao

I suppose semi-killed steel must be just between these two in every aspects.

我想半镇静钢可能在各方面都介于这两者之间吧？

youdao