热处理：真空，渗碳，渗氮，真空热处理，超低温处理等。
Hot treatment: vacuum, carburizing, nitriding, vacuum heat treatment and cryogenic treatment etc.
负压渗碳的设备是对真空炉进行改造，使得真空炉能够进行真空烧结和气氛负压渗碳。
The vacuum furnace is adapted to meet both vacuum sintering and carburizing at negative pressure.
介绍了新研制的预抽真空式可控气氛气体渗碳炉。
A newly developed BBH pre - vacuum - pumping carburizing furnace has been introduced in this paper.
该系列设备是离子渗碳和真空淬火设备组合，具有其两方面的优点。
The series is ion equipment and vacuum carburizing quenching equipment portfolio series vacuum heat treatment equipment, Both have its advantages.
该系列设备是离子渗碳和真空淬火设备组合，具有其两方面的优点。
The series is ion equipment and vacuum carburizing quenching equipment portfolio series vacuum heat treatment equipment, Both have its advantages.
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