在更旧的系统上工作时，程序员和操作工必须要清楚一个零件如何被合适地折弯，保证生产效率，并且避免发生碰撞。
Working with an older system, the programmer and operator have to be aware how a part should be properly bent to ensure efficiency and avoid collisions.
詹姆斯•沃麦克等人的著作《改变世界的机器》(1990年)将日本丰田汽车公司的生产制造系统推广开，该系统强调零件应恰好够用并且员工应具有前瞻性。
"The Machine That Changed the World" (1990) by James Womack et al popularised Toyota's manufacturing system with its emphasis on just-in-time parts and proactive workers.
本文结合实际生产的要求，系统研究并分别实现了精密零件送料系统的设计和零件力学行为仿真。
According to the requirement of practice production, the precision part feeding system design and part mechanics behavior simulation is researched systematically.
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