系统中不确定性的类型往往随被切换信号的类型而变化。
The types of uncertainties that may arise in the system often depend on the type of signal being switched.
在这些应用中所采用的开关卡的类型和技术取决于被切换信号的幅值和阻抗。
The types of switch cards and the techniques used in these applications will depend on the magnitude and impedance of the voltages switched.
概要性地介绍和分析了切换系统的定义、切换信号及切换路径、切换系统的稳定性和切换系统的解结构。
This paper generally introduces and analyzes the definition of switched system, switched signal and path, the stability and solution structure of switched system.
在每个子系统能观的前提下，建立误差系统，对于任意给定的切换信号，设计观测器矩阵使误差系统指数稳定。
By constructing error systems, for any given switching law, observer matrices can be designed to make the error systems exponentially stable.
这种引擎开/关通知可以自动地在开启与关闭之间切换，或者该系统也可以给司机发送“戒备信号”让司机自己动手开启或关闭汽车引擎。
The stop/start-enginenotifications could switch the engine off and on automatically, or they couldtrigger alerts to the driver to turn it off/on manually.
它的关键是让红绿信号灯的切换以一种分散混沌的方式进行，而不是按照通常有规律的程序化模式。
The key is allowing lights to switch from green to red in a decentralized, chaotic way, instead of following a regular programmed pattern.
系统中使用的连接器和电缆的类型取决于使用的开关卡类型和被切换的信号。
The types of connectors and cables used in the system depend on the types of switch CARDS used and the signals being switched.
此外，从模拟电视信号到数字电视信号的切换也释放了广阔的频道(698- 806mhz)。
Also, a large frequency spectrum (698-806 MHz) was freed by switching over from analog TV to the digital one.
下方的情商，有一个均衡器开关，让您切换加工和未加工的信号。
Directly below the EQ, there's an EQ switch allowing you to switch between processed and unprocessed signals.
为了获得准确的结果，偏移电流技术指标必须小于被切换的信号电流。
To achieve accurate results, the offset current specification must be smaller than the signal current that is being switched.
如果切换系统中会混合出现小电流、高电压和高频信号，屏蔽则非常关键。
Shielding may be essential in a switching system if a mixture of low current, high voltage, and high frequency signals are present.
通过二、三值逻辑开关函数间的转换，系统地描述了三相CSR三值逻辑PWM信号发生中的状态切换；
A systematic description of the state switching in trilogic PWM signal generation of three-phase CSR by using the conversion between bilogic and trilogic switching functions.
在有些应用中，例如测试电缆和印制板的绝缘电阻及耐压测试，可能需要切换高压信号。
Some applications, such as testing insulation resistance of cables and printed circuit boards and high-pot testing, may require switching high voltages.
“最大信号电平”是指能够切换但又不会损坏开关卡的电压、电流和功率的最大值。
"Maximum signal levels" refers to the highest levels of voltage, current, and power that can be switched without damaging the switch card.
基本实现了多媒体模块的视频播放功能，在此基础上提出了通过EP9315上的GPIO口控制混合电路模块的视频信号切换功能方案。
After finishing Multimedia player function, I bring forward the scheme in control of video signal switch through GPIO pins in EP9315.
作为技术指标，如果在最大信号电平下采用冷切换而非热切换，那么触点寿命将会从105次开关次数延长至108次开关次数。
As the specifications state, if cold switching is used instead of hot switching at maximum signal levels, contact life is extended from 105 closures to 108 closures.
然而，在信号源和测量仪器之间通过切换系统建立连接会也会增加测量不确定度。
However, adding a switching system to facilitate the connection between the signal source and the measuring instrument also adds measurement uncertainties.
当切换低压信号并进行低电阻测量时，可通过偏移补偿的方法消除热电效应偏移电压。
When switching low voltages while making low resistance measurements, the thermoelectric offset voltages may be canceled by using offset compensation.
热切换：当数字信号被切换时，任何时间长度的电源中断都会使其改变状态。采用热切换可防止数字状态变化。
Hot switching: When digital signals are being switched, they may change state with any length of power interruption. Using hot switching prevents digital state changes.
三刀开关最早用于切换伏特计保护及信号线路。
The three-pole switch was originally used to switch a voltmeter guard along with the signal lines.
与将多个电流信号切换至单台安培表不同，将一个电流源切换至多个负载通常不需要任何时候到维持电流通路的连续性。
Unlike switching current signals to an ammeter, switching a current source to multiple loads usually does not require maintaining the current path at all times.
第5章根据信号类型概要介绍了信号的切换。
射频（或微波）信号的切换不同于直流（DC）或低频交流（AC）信号。
RF (or microwave) signals have switching considerations that differ from those for DC or low frequency AC signals.
在电流切换应用中，可能需要将多个电流信号切换至单台仪表，或者可能需要将一个信号源连接到多个负载。
Current switching applications may require connecting multiple current signals to a single meter, or may require connecting a single source to multiple loads.
两个电容顶部的虚线表示切换交流信号时的线圈阻抗。
The dotted line connecting the tops of the two capacitors represents the low coil impedance to ac signals.
开关系统是整个自动测试平台的中心，能够将各类信号自动切换到被测对象的输入端口和相应的测试仪器。
Switch system is the center of automatic testing platform, by which signal can be switched to the port of UUT and the apparatus.
利用一块7020型数字I/O接口卡来切换测试期间用以将电话设置为各种工作模式的数字信号。
Model 7020 Digital I/O Interface Card is employed to switch the digital signals used to set the phone to various operating modes during testing.
利用一块7020型数字I/O接口卡来切换测试期间用以将电话设置为各种工作模式的数字信号。
Model 7020 Digital I/O Interface Card is employed to switch the digital signals used to set the phone to various operating modes during testing.
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