本课题目标是研制车轮轮毂旋压控制系统，利用西门子840D控制系统实现整个系统的控制功能。
This topic mainly studies control system in the wheel hub. Controlfunction of the system is realized by using SIEMENS 840D control system.
是专用(汽车轮毂)卡盘理想的动力源。
It is the ideal power source for the special (anto-mobile wheel bub) chuck.
针对轿车轮毂轴承的典型应用工况条件，分析工况参数对油膜压力分布和油膜形状的影响。
Effect of parameters on lubrication film shape and pressure distribution was analyzed for the typical working conditions of automotive wheel bearings.
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