1.The inverse dynamic method of manipulator and the Linear Quadrics (LQ) optimum control method are employed to investigate the problems of trajectory tracking and eliminating the remaining vibration.

利用機械臂逆動(dòng)力學(xué)方法和線(xiàn)性二次型（LQ）最優(yōu)控制方法討論剛柔性耦合機械臂的軌跡跟蹤控制問(wèn)題和消除殘余振動(dòng)的控制問(wèn)題。

2.The inverse dynamic method of manipulator and the Linear Quadrics (LQ) optimum control method are employed to investigate the problems of trajectory tracking and eliminating the remaining vibration.

利用機械臂逆動(dòng)力學(xué)方法和線(xiàn)性二次型（LQ）最優(yōu)控制方法討論剛柔性耦合機械臂的軌跡跟蹤控制問(wèn)題和消除殘余振動(dòng)的控制問(wèn)題。

3.In this thesis, we will investigate subdivision method and its application, including construction of four-point wavelets, generation of sharp features and quadrics.

本文主要研究細分方法及其應用，所做的工作包括四點(diǎn)小波的構造、尖銳特征造型和二次曲面造型。

4.It is known that the projection of the intersection of quadrics with common plane of symmetry on this plane is a curve of second order.

具有公共對稱(chēng)平面的二次曲面的交線(xiàn)在該平面上的投影為二次曲線(xiàn)。

5.The following embarks from the system state space; the condition feedback control and quadrics optimum controls are studied.

隨后又從系統的狀態(tài)空間出發(fā)，研究了狀態(tài)反饋控制和二次型最優(yōu)控制；