分析了深冷处理的关键技术，阐述了深冷处理设备的分类。
The key technologies and classification of the cryogenic treatment were analyzed.
深冷处理过程中，处理工艺选取和工艺设备是其技术关键。
The selection of the treatment process and device is important for this technique.
深冷处理过程中，处理工艺选取和工艺设备是其技术关键。
The selection of the treatment process and device is important for this technique.
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