... hardening agent固化剂；[化]硬化剂；淬火剂 hardening and tempering调质处理 hardening effect硬化效应 ...
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The heat treatment process comprises annealing, hardening and tempering.
热处理过程包括：退火、淬火与回火。
The line has perfect performances and is widely used for hardening and tempering bearing parts.
该生产线消化吸收国外先进技术，性能优越，主要用于轴承零件的淬、回火。
This paper analyzes the problems existing in the hardening and tempering process of the large draw bar.
该文分析了大型拉杆调质工艺存在的问题。
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