以下为句子列表：
英文: Abstract: In this paper,the laser transformation hardening(LTH)system which used for Die and Mould and laser processing methods are introduced.The relationship between depth of hardening layer,wear resistance properties and laser hardening processing para
中文: 文摘:介绍了用于模具表面的激光强化加工系统和激光强化工艺方法，讨论了激光强化模具表面的硬化层深度和耐磨性能与激光强化工艺参数之间的关系，采用激光强化技术能大幅度提高模具的使用寿命。
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英文: Abstract: This paper discussed the physicalmetallurgical process during laser hardening withsteel and cast iron, Presented the technique designprinciple of laser hardening to achieve good resultsIt also introduced the inspection method for laserhardened s
中文: 文摘:讨论了钢和铸铁在激光表面淬硬时的物理冶金学过程，提出了激光淬硬获得优良效果的工艺设计依据，介绍了对钢铁零件激光淬硬表层的检验方法。
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