laser transformation hardening laser quenching
laser transformation hardening laser quenching
激光相变硬化激光淬火
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The structure and performance of steel materials is analyzed after laser quenching , and the research situation of laser transformation hardening in the field of materials science in future.
分析了钢铁材料激光相变硬化后的组织与性能，及近年来激光相变硬化技术在材料科学领域的研究状况。
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