仿真计算结果表明，比例反馈控制方法对炮射无人机的姿态稳定控制过程实用而有效。
The simulative calculation results show that the improved proportional feedback control method works effectively in the flight attitude stability control of gun-launched UAV.
介绍了电反馈电液比例恒压变量泵的计算机PID控制。
The computer PID control for electro hydraulic proportional constant presure variable displacement pump with electric feedback is introduced.
电液比例控制阀使用的证明力反馈改善滞后性，重复性系统和响应。
The electro-hydraulic proportional control valve uses the proven force feed-back system for improved hysteresis, repeatability, and response.
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