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1.The switch is out of order.
开关失灵了。收藏指正
2.When the switch is on, machines are put in Working order.
打开开关时，机器进入工作状态。收藏指正
3.QoS is provided by ATM switch on cell level, but in order to provide QoS to applications, ATM layer protocol, AAL protocols and other high layer protocols should be implemented in the teminal.
ATM交换机在信元级进行QoS处理，为了使应用程序得到QoS，必须在终端上处理ATM层协议、AAL层协议以及高层协议。收藏指正
4.On the basis of improving conventional switch table of direct torque control system, a two-hysterics control switch table is established in the strategy in order to decrease torque ripple.
该方法在对传统直接转矩控制的开关控制表进行改进的基础上，建立了新型双层滞环控制的开关控制表，使感应电动机的转矩脉动达到最小。收藏指正
5.The switch of electromotion appliance should be designed to prevent actuation accidently, in order to ensure the safety of the user.
电动工具的开关应被设计成能阻止意外或不小心的触发，从而保护使用者的安全。收藏指正
6.The intelligent control apparatus based on TCP/IP protocol will improve the production management and have an optimistic prospect because it is installed in explosion protection box displacing the current switch protector, transmit the switch state and parameters to the central controlling cite or the ground in order to realize centralized management and decentralized control.
本文设计的具有TCP／IP协议进行数据传输的智能监控装置安装在隔爆箱中，取代当前的开关保护器，并将开关状态及参数及时传输到集中监控处或地面，实现集中管理，分散控制，将大大提高生产管理效益。 对企业提高现代化水平，企业减员增效起到重要作用。收藏指正
7.In its design, the 89C51 (ATMEL Co.) is used as CPU extended by 8255(INTEL Co.) ,the MAX232A as series port to communicate with PC and use electronic switch is used to change the voltage of Vpp and lines of singles in order to fit the different types of PLD.
给出系统以ATMEL公司的89C51 为中央处理器，外扩8255 可对多种可编程器件进行编程，并采用单＋ 5V 电源的RS232 电平转换芯片MAX232 完成与PC机通讯，本系统还采用电子开关去调整VPP电压及信号线以适应不同型号的可编程器件收藏指正
8.In order to overcome the problems of the hard-switch PFC circuit, a zero-voltage transition topology of APFC technique is introduced in the arc welding converters.
根据硬开关电路拓扑的缺点，提出了适用于弧焊逆变电源有源功率因数校正装置的零电压转换软开关拓扑结构。收藏指正
9.Csb-21a embodies its advantage by passing rich information through network, such as the records of exact time order of each exit and each switch parameter.
作为CSC-2000综合自动化系统的配套装置，CSB-21A可以通过网络报送丰富的信息，诸如每个出口的准确时间顺序记录、各开关量变化的准确时间顺序记录等，充分体现了装置的优越性。收藏指正
10.Taking IGBT as a power converting device for main controlling switch in main circuit and high performance 16 bit monolithic computer 80C196KC as a controller, a microcomputer controlled inverter for pulsed MIG/MAG arc weldng is developed in order to achieve accurate real time control, and the reliability and anti interference design is also conducted.
主电路采用IGBT为主控开关功率转换器件 ,利用 16位高性能单片机 80C196KC ,对微机控制脉冲MIG逆变弧焊电源的组成和控制原理进行实时精确控制的研制 ,并做了可靠性与抗干扰设计 .收藏指正
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