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17世纪，耶稣会士南怀仁曾在北京试验蒸汽动力，本文根据有关史料，提出了南怀仁蒸汽动力模型的复原方案，并探讨了它的技术源。
In the 17th century, the Jesuit Nan Huiren tested the steam power in Beijing. Based on the relevant historical data, this paper proposed the restoration plan of the Nanhuiren steam power model and discussed its technical source.