钢是通过加热再放进冷水里回火炼成的。
Steel is tempered by heating it and then putting it into cold water.
通过热处理试验对t 23钢的回火脆性进行了研究。
The temper brittleness of T23 steel was studied through heat treatment experiment.
通过热处理试验对t 23钢的回火脆性进行了研究。
The temper brittleness of T23 steel was studied through heat treatment experiment.
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