two-input servo

Based on the three-dimensional servo tracking system of carrier-based satellite antenna, the azimuth angle, elevation angle, and polarization angle of antenna were controlled through two-dimensional motor driver mechanism.

基于舰载卫星天线三维伺服跟踪系统，通过二维电机驱动机制控制天线方位角、俯仰角和极化角。

This NC system of roll grinder is made up of an IPC, a PMAC and its accessories, five AC servo drivers and motors, two DC transverters and DC motors.

该轧辊磨床数控系统由以下几个部分组成：一台IPC机，一套PMAC卡及其附件，五套交流伺服驱动器及交流伺服电动机，两套直流调速装置和直流电机。

The hardware of the system consists of a manipulator with 4 degrees of freedom ( DOFs), two mask storing boxes, a coarse aligning machine, a fine aligning machine, a PLC controller, servo drivers, etc.

系统硬件由1个4自由度机械手、2个版库、粗预对准机构、精细预对准机构、PLC控制器和伺服驱动器等构成；

A detailed analysis of the data to be two-nozzle baffle electro-hydraulic servo valve specific transfer function. Then, Matlab software applications to carry out simulation tests contrast, come to affect the performance of the main parameters of the law.

详细分析所得数据并根据所检测参数得到双喷嘴挡板电液伺服阀具体的传递函数。然后，应用Matlab软件对其进行仿真试验对比，得出影响性能参数的主要规律。

The paper presented a plan of two-dimensional servo four color pattern identification, and its boundary treatment techniques, which has overcome the above defects.

为此，提出了二维伺服四色识图原理及边界处理技术，克服了上述不足。