气体渗碳数学模型是渗碳过程中各种物理、化学现象的数学描述。它赋予计算机进行高级“思维”的能力，在及时完成对工况现状判断和工艺结果预测的基础上作出正确的决策，专家系统在线决策模块是本项技术的关键，使ＦＳＭ工作站初步具有人工智能技术的特征。具有以下的优点：自动生成工艺、自动优选工艺参数、自动补偿偏差所造成的后果。实现渗碳层浓度分布的精确控制，具有良好的重现性。 Gas carburizing mathematical model is a mathematical description of various physical and chemical phenomena during carburizing. It empowers computers to perform advanced “thinking” capabilities. Making correct decisions based on timely evaluation of process conditions and process results, the expert system online decision-making module is the key to this technology, enabling FSM workstations to initially have artificial intelligence Technical characteristics. Has the following advantages: Automatic generation of technology, automatic optimization of process parameters, automatically offset the consequences of bias. Precise control of carburized layer concentration distribution with good reproducibility.