模拟信号由直流和交流分量、频率和相位四部分组成。
An analog signal is composed of four basic components: DC and AC magnitudes, frequency, and phase.
多数无线电技术使用模拟信号，而现代无线远程通讯使用数字传输。
While most radio technologies have used analog signals, modern wireless telecommunications are using digital transmissions.
船员们与任务指挥中心间的任何通讯都会有20分钟的延迟，以模拟信号到达地球所需的时间。
Any communication between the crew and mission control will be subject to 20-minute delay to simulate the time it would take for signals to reach Earth.
在边境、格拉纳达和西南地区，已经实现了数字转换，全国的其余大部分地区未来两年内将关闭模拟信号传输。
The switchover has happened in the Border, Granada and South West television regions, with the majority of the rest of the country turning off the analogue signal over the next two years.
第一代技术，或1G，是模拟信号，只能传输语音通话。
The first generation, or 1g, technology was analog and transmitted voice calls only.
这里的电视广播依然使用的是模拟信号。
其中一个问题是芯片太“过于智能”了——与普通芯片的数字脉冲输出不同，它的输出是模拟信号，因此用于数字芯片的测试程序被它干扰了。
Part of the problem is that the chip is just too intelligent - rather than a standard digital pulse it produces an analogue output that flummoxes the standard software used to test chips.
第一代手机技术是基本模拟信号，是基于贝尔的理论。
First-generation cell phones were basic analog units, based on a scheme that Alexander Graham Bell would recognize.
除了在画面质量和节目指南上得分颇高，Spica也是少数几款既能接入智能天线，也可兼容接收模拟信号的机顶盒。
Apart from scoring highly for picture quality and programme guide, the Spica was one of the few with both a connection for a smart aerial and a pass-through for analogue signals.
FrankDrake博士声称由于电视、无线电和雷达越来越少采用模拟信号进行传输，这一过程使地球在地外文明的电子设备上逐渐隐形。
Dr Frank Drake said the phasing out of analogue transmissions from television, radio and radar was making our planet electronically invisible from outer space.
这不是“数字电视”——模拟的组合视频信号变为数字信号以利传输，由变回到模拟信号用以在模拟电视机上显示图像。
This is not "digital television" — it is a normal composite video signal for analog television converted to a digital format for transmission and then converted back to analog for display.
模拟信号往往会逐渐劣化，数字信号不同，它丢失数据后，画面会突然静止。
Unlike analogue signals, which tend to degrade gradually when digital signals drop data, the picture can freeze abruptly.
2012年，英国将完成模拟信号向数字信号的转换，这就意味着几乎每家每户都可自由选择多种频道。
The switchover to digital signal by 2012 means that multichannel choice will soon be available to almost all households.
你可以将这些巧妙安排的数字用模拟信号的形式来表示时间，也可以用数字信号或者两者组合的格式，另外，这款手表曲线式的指针设计也搭配得很舒服。
You can configure the artfully arranged digits to show the time in analog, digital or combined formats, and the curved body fits comfortably.
“满刻度”是指转换器可能达到“数字过载”之前的最大可编码模拟信号电平。
"Full scale" refers to the converter could reach the "digital overload" maximum before the encoding analog signal levels.
传感模块由传感器电路、调制电路和模拟信号开关组成。
Sensor module is composed of sensor circuit, modulation circuit and analog signal switch.
或者换句话说，脉宽调制是一种调制技术，为发电可变脉冲宽度为代表的幅值输入模拟信号或波。
In other words, pulse width modulation is a modulation technique for generating variable width pulses to represent the amplitude of an input analog signal or wave.
研究了应用线性光耦合器组成模拟信号隔离电路的设计方法、调试方法以及提高线性度的方法。
The design method, debug method and the method of enhancing degree of linearity are researched in the constituting of analog signal isolating circuit with linear optical couplers.
输入模拟信号立即与所有的参考电压通过一串高速比较器进行比较，高速比较器用于产生二进制输出。
The analog signal is compared with all the reference voltages at once by a string of high-speed comparators whose outputs are used to generate the binary output.
本系统实现了微机功能的扩展，可以实现对模拟信号的采集和数据显示等。
This system extended the function of micro-computer and it can be used to sample analog signals and display data.
通常需要对某些表示物理现象的模拟信号进行信号调节。
You usually need to perform some type of signal conditioning on analog signals that represent physical phenomena.
显示器可以被安装在舰体的墙壁上，并可以接收模拟信号、数字信号和IP信号，同时也具备这几种输出能力。
Each display can be mounted on nearly any shipboard bulkhead location and will accept analog, digital, and Internet protocol signals, with multiple inputs for each.
采用两个模拟光源，分别模拟信号光和后向散射光。
Two light sources are used for simulating the signal and backscatter light respectively.
模数转换关键性的第一步是对模拟信号进行采样。
The first essential step in analog-to-digital conversion is to sample an analog signal.
本国1700家左右全功率传输信号的电视台，一半已停止发送模拟信号。
Half of the country's 1,700 or so television stations that transmit their signals at full power have already ceased sending out analogue signals.
本国1700家左右全功率传输信号的电视台，一半已停止发送模拟信号。
Half of the country's 1, 700 or so television stations that transmit their signals at full power have already ceased sending out analogue signals.
一种检测和存储模拟信号瞬时值的设备。
A device that senses and stores the instantaneous value of an analog signal.
这两类数字信号和三类模拟信号各自传递着独一无二的信号。
The two digital and three analog signal types are unique in the information each conveys.
电子的缺点，也就是干扰模拟信号的杂音，有时几乎不可能同信号本身加以区分。
Electronic flaws, called noise, that invade an analog signal are sometimes nearly impossible to differentiate from the signal itself.
电子的缺点，也就是干扰模拟信号的杂音，有时几乎不可能同信号本身加以区分。
Electronic flaws, called noise, that invade an analog signal are sometimes nearly impossible to differentiate from the signal itself.
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