killed steel

基本解释

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。
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Low alloy steel plates are both dead and semi killed steel plates.
低合金钢板都是镇静钢和半镇静钢钢板。
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？

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