三个过程：它们是淬火、回火和退火。
钢的热处理操作主要有三种，即：淬火、回火和退火。
There are three main operations in the heat treatment of steel: hardening tempering and annealing.
钢的热处理操作主要有三种，即：淬火，回火和退火。
There are three main operations in the heat treatment of steel: hardening, tempering and annealing.
钢的热处理工序包括硬化、回火、退火和表面硬化。
The procedures of heat treatment of steel include hardening tempering annealing and case hardening.
三种。它们是淬火、回火和退火。
三种。它们是淬火、回火和退火。
本文介绍国产A508-3钢在不同的淬火、回火和退火条件下的热处理实验的某些结果。
This paper presents some results of heat treatment experiments of A508-3 steel at different quenching, tempering and annealing conditions.
热处理过程包括：退火、淬火与回火。
The heat treatment process comprises annealing, hardening and tempering.
应用：退火，淬火，锻造，烧结，回火，玻璃和陶瓷的热处理。
Applications: annealing, hardening, forging, sintering, tempering of metals, heat treatment of glass and ceramics.
试验结果表明H13钢在最佳完全退火温度、淬火温度、回火温度下可得到最优综合性能。
The test results show that the surface of H13 steel can obtain the optimum performance at temperature of complete annealing, quenching and tempering.
高温淬火，金属熔化，退火，压力缓解，预热，特殊应用，回火。
High Temperature Hardening, Metal Melting, Annealing, Stress Relieving, Preheating, Special Applications, Tempering.
它们是淬火、回火和退火。
要包括中间的软化退火和精加后的淬火及回火。
To include the quenching and tempering intermediate softening annealing and finishing after.
钢的热处理工序包括硬化、回火、退火和表面硬化。
The procedures of heat treatment of steel include hardening, tempering, annealing and case hardening.
硬度能做到61——65hrc成熟工艺是：铸造后软化退火，便于加工，加工后空冷淬火加低温去应力回火。
Hardness can do 61 — 65hrc maturation process is: annealing, softening after casting machining, machining of air cooling after quenching and low temperature stress tempering.
主要供备件金属零件淬火、氰化、退火和回火等热处理用，尤其适用于紧固件、标准件热处理。
Mainly for spare parts heat treatments and so on metal parts quenching, cyaniding, annealing and tempering USES, especially is suitable for the fastener, the standard letter heat treatment.
提出了利用记忆型模拟回火退火算法来进行基于晶体双折射的光学有限脉冲响应滤波器设计的新方法，用以实现任意光谱响应双通道输出。
The memory simulated annealing approach is presented for designing an optical FIR filter based on crystal birefringence, which is able to provide arbitrary spectrum output with double channels.
对锻轧机辊环的化学成分进行了科学设计，对辊环的离心铸造工艺、软化退火工艺、淬火工艺和回火工艺进行了深入研究。
In this papers, the composition of forging and rolling machine roll sleeve is scientifically designed, the centrifugal casting and heat treatment process of roll sleeve are researched.
研究了锻件的显微组织和力学性能随退火温度和T73回火的变化，TEM和SEM用于分析锻件的晶粒和第二相形态。
The evolution of the microstructure and mechanical properties as functions of annealing temperature and aging T73 temper were studied. The grains and second phases were characterized by tem and SEM.
热处理1949年前，北京已采用电炉、盐溶炉、热电偶等手段进行零件退火、回火、淬火、正火、调质、渗碳等热处理。
Before 1949, Beijing has heat treatment furnace, salt dissolved by thermocouples means furnace, quenching and tempering, parts of annealing, normalizing, quenching and tempering, carburizing and etc.
结果表明：加镍低碳高合金钢无论退火态还是淬火回火态，其组织均为单相板条马氏体；
The results show that as-annealed microstructure and as-quenched-tempered microstructure of the low carbon high alloy steel added nickel are both single-phase lath martensite.
结果表明：加镍低碳高合金钢无论退火态还是淬火回火态，其组织均为单相板条马氏体；
The results show that as-annealed microstructure and as-quenched-tempered microstructure of the low carbon high alloy steel added nickel are both single-phase lath martensite.
应用推荐