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- This paper introduces the principle of electromotor based on single chip computer 8051PWM, and the realization process of reversible control and non-reversible control. 摘要介绍了基于单片机8051PWM控制的电动机原理，阐述了8051与直流电动机构成的电机可逆控制和不可逆控制的实现过程。
- DC PWM Reversible Control for Machine Door 门机直流可逆PWM控制
- F/R forward/ reverse control: when it connect to the GND, the motor reverse ； otherwise, the motor forward. 正反转控制：当它接地时，电机反转；反之，电机正转。
- ER fluids (ERF) can invert between liquid phase and solid phase.The high and new technological features of ERF include a fast response speed, continuous and reversible controllability. 在电场作用下，它具有液一固态转化的可逆性、连续可控性和响应的快速性等高技术特征，因而在机电传动与控制系统有广泛应用前景。
- It is equipped with precise and reversing controller to ensure that inside of hank yarn could be averagely dyed by changing automation circulation direction of dying. 采用精确正反转控制器，自动变换染液的循环方向，确保绞纱匀染。
- The system is composed of two modules that are the data acquisition and analysis moule and the reverse control module.The data acquisition and analysis moule can accept data and store and analyse it. 分析系统主要由数据采集分析和反向控制两大模块组成，数据采集分析模块负责接受硬件控制器传来的数据并可对数据进行实时的分析与存储；
- Industry rarely thrives under government control. 在政府控制之下工业很少会发达。
- His official designation is Financial Controller. 他的职称是财务总监。
- Those rebellious teenagers are hard to control. 那些反叛的青少年很难管教。
- Pollution control has cleared the air. 污染管制已净化了空气。
- An ASCII control character, end of medium. 一种ASCII码控制字符，媒体结束符。
- The firemen were unable to control the blaze. 消防队员无法控制这场大火。
- A disadvantage of the turbine is that it is not reversible. 涡轮机的一个缺点就是它不可以反转。
- Signals control each section of the railway track. 各种信号控制着铁路轨道的每个部分。
- Inflation has got out of control. 通货膨胀失去了控制。
- The lorry ran down the hill out of control. 卡车失去控制直往山下冲去。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
- DIFN had a change pattern revers... 中国科学院研究生院;
- He has little control over his emotions. 他控制不住自己的感情。
- I lost control of myself and hit him. 我控制不住自己，打了他。
