Aimed at the less detection precision and the more errors arising from the common electric parameter detecting method, this paper proposes a synchronous sampling method and radix 2 FFT algorithm.
针对普通电参数检测方法检测精度低、误差大的缺点，提出了一种同步采样法和基2 FFT算法。
2
Researched the processing experiment aimed to the high precision and difficult process of the work wheel blades.
针对工作轮叶片精度要求高，加工难度大的特点，进行工艺试验研究。
3
Aimed at tri-coordinate ultra precision machining, a stage used for tri-coordinate non-traditional machining was designed, which realizes long travel tri-coordinate ultra precision machining.