Facilities are fully equipped for advanced equipment, production equipment required in high temperature, high vacuum and deep cooling.
工厂基础设施齐全，生产设备先进，并具备高温、高真空、深冷等特殊反应条件所需的生产设施。
The effect of deep cooling treatment after carburizing on properties of 20 steel is studied and the effect mechanism of the deep cooling treatment is analyzed.
研究了渗碳后深冷处理对20钢机械性能的影响，分析讨论了深冷处理的作用机理。
The effect of deep cooling treatment after carburizing on properties of 20 steel is studied and the effect mechanism of the deep cooling treatment is analyzed.
研究了渗碳后深冷处理对20钢机械性能的影响，分析讨论了深冷处理的作用机理。
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