This method realizes the measure of the practical profile of the spatial CAM and establishes the mathematical model and error calculate method.
建立了数据处理的数学模型和误差计算方法，为空间凸轮廓面检测与误差计算提供了新方法。
The core part of the piston CAM engine is the spatial cylindrical CAM with dual surfaces, whose profile affects the overall engine performance.
凸轮活塞式发动机的核心部件为双面空间圆柱凸轮，其轮廓曲线将影响发动机的工作性能。
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