Sub-micron accuracy of displacement detection is obtained by adopting edgefitting technology and path matching technology.
该方法采用边界拟合和“路径匹配”技术，使位移量的检测精度达到了亚微米级。
2
The mainframe includes the body of machine, main cylinder and press edgefitting, and cylinder of pack out and filling liquid equipment etc.
主机部分包括机身、主缸、压边装置、顶出缸及充液装置等组成。
3
The computing methods of ellipse geometric parameters is derived by using coordinate transformation and edgefitting, and the computer simulation result is given.