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利用计算机模拟分析技术，对东风_4型机车司机室从座椅、司机上肢平面作业城、视觉域三个方面进行了人机学分析，指出了其问题所在，以期改进。
Using computer simulation analysis technology, the driver’s room of Dongfeng-4 locomotive has been analyzed from three aspects: seat and driver’s upper-extremity working plane and visual field, pointing out the problems and improving it.