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- vacuum nitriding technology 真空渗氮技术
- The article introduces the structure feature and heat treatment technology of a low vacuum nitriding furnace for treating axle workpieces. 本文介绍了处理细长轴件的低真空氮化炉的结构特点和热处理工艺。
- What is the most often used heat treatment method? Gas nitriding or vacuum nitriding? Post tampering needed? How many times? 冲裁模材料常用的热处理为何?渗氮法?真空渗氮法?之后须回火吗?几次?
- The paper introduces the preoxidation two periods nitriding technology. The technology makes use of the catalysis of preoxidation enough to shorten nitriding technology time. 采用预氧化两段式气体渗氮工艺,充分利用预氧化的催渗作用,达到缩短渗氮工艺周期的目的。
- Vacuum nitriding furnace of deep pit type and its technology 深井式真空氮化炉及工艺
- Primary Study on Vacuum Nitriding 真空渗氮初探
- THE CHOICE OF SALT-BATH NITRIDING TECHNOLOGY OF DIE 模具盐浴氮化工艺的选择
- It is new approaches for seek nitriding technological optimal control and simulation method that is provided by calculation result evincing this model is high precision and strong control ability. 计算结果表明模型精度高、控制能力强,为寻求渗氮工艺的最优控制、模拟方法提供了新途径。
- Ion Nitriding Technology of the Diesel Engine Crankshafts 柴油机曲轴的离子渗氮工艺改进
- This article introduces and discusses the purification of ordinary nitrogen by coarse titanium powder and its application in gas nitridation technology of titanium surface. 介绍和讨论利用粗颗粒钛粉末净化普通氮气及其在钛表面气体氮化工艺中的应用。
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- Application of Nitriding Technology for Parts of Aero-Fuel Accessory 航空燃油附件零件渗氮技术的应用
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- Technology is a booming sector of the economy. 技术是一个迅速发展的经济部门。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号