The invention also provides a manufacturing method for copper-based antifriction compound powder which comprises: A. the step of preparing chemical copper plating coating graphite powder;

本发明还提供一种铜 基减摩复合粉末的制造方法，包括：A。制备化学镀铜包覆石墨粉步骤；

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Analogue computation and experiments show that employing compound oil film damper in antifriction bearing spindle system will raise significantly the dynamic behavior of machine tool.

计算机模拟计算和试验研究表明，机床滚动支承主轴系统采用复合式油膜阻尼器，可显著提高机床的动态性能。

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