To realize the best controlling for teaching system, teachers must improve their ability in collecting and dealing with information and strengthen the measures for teaching feedback.
要提高教师对反馈信息收集及处理的能力，把握加强教学反馈的措施，以实现对教学系统的最佳控制。
This paper studies the establishment of four-mirror circle feedback system and the principle of controlling contrast changes of the image pattern by this system.
本文讨论了建立四反射镜环形反馈系统的有关问题，探讨了利用环形反馈系统控制图象对比度变化的原理。
An active adaptive noise control system in ducts is proposed, which adopts a motional feedback loudspeaker not only as an noise controlling actuator but also as a detecting sensor.
介绍了一种采用动反馈式扬声器的管道有源自适应噪声控制系统，系统中动反馈扬声器既作为有源消声系统的执行元件，也作为检测控制效果的声传感器。
A linear state feedback controller is designed for controlling a four-dimensional chaotic system by the inverse optimal controlling approach.
采用逆最优控制方法为一种四维混沌系统设计了一个线性状态反馈控制器。
A design method controlling decentralized fuzzy feedback is proposed for nonlinear uncertain interconnected system.
对一类离散非线性不确定互联系统给出了模糊状态反馈分散控制设计的方法。
In the thermal conditioning system, semiconductor refrigerant technology are joined with feedback and feedforward controlling modes to condition the temperature exactly.
恒温部分采用半导体制冷元件，结合反馈与前馈的复合控制模式，实现制冷温度的精确控制。
On the basis of the characteristics of pulse plasma arc welding, a feedback control system has been developed for controlling tne penetration of welds.
本文根据脉冲等离子弧焊接的特点，研制了一种反馈控制系统，用以控制焊缝的焊透质量。
Based on given electric current and Pulse Width Modulation (PWM) controlling system, the feedback process under each braking condition is studied.
以电流给定，脉宽调制(PWM)调压调速系统为例，研究各种制动状态下的能量回馈过程。
The simulations show that the beam halo-chaos can be controlled effectively by delayed self-controlling feedback which contains the information of the chaotic system.
模拟研究表明，运用延迟反馈法，利用混沌系统自身的信息可实现束晕—混沌的有效控制。
The simulations show that the beam halo-chaos can be controlled effectively by delayed self-controlling feedback which contains the information of the chaotic system.
模拟研究表明，运用延迟反馈法，利用混沌系统自身的信息可实现束晕—混沌的有效控制。
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