查询词典 digital computer

First it produces the pulse signal by the multivibratorwhich is consisted of 555 timer and send in the detecting coil to form the alternating magnetic field, then it asopts UGN3503 linear half-effect as prode to the magnetic field change into the voltage signal change,after enlargement electric circuit and peak value examination electric circuit,the signal be treated to send into ADC0809 modulus converter change moduluses, then the digital signal after the modulus converter is changed is sent into AT89C51one-chip computers afterwards, after the digital filter, AT89C51one-chip computers afterwards compares the data to the reference voltage and judges whether to have detected the metal and alarm.

这个系统是以AT89C51单片机为核心，首先由555定时器构成多谐振荡器产生脉冲信号送入探测线圈以形成交变磁场，然后经过线性霍尔器件UGN3503将磁场变化转换为电压信号的变化，经过放大电路和峰值检测电路，经数模转换之后输入到单片机中，由单片机对数据进行软件滤波之后，与基准值比较之后，判断是否存在金属和报警显示。

The value of analog digital channel was gathered and outputted digital signal to control actuator .

经采集模拟/数字量通道的值并输出数字量信号控制执行器。

Digital Data Network is a data transmission network by using digital channel. By contrast with analog channel, it has some strongpoint, such as higher transmission quality, greater speed, better utilization factor of bandwidth and so on.

数字数据网是利用数字信道传输数据信号的数据传输网，利用数字信道传输数据信号与传统的模拟信道相比，具有传输质量高、速度快、带宽利用率高等一系列优点。

A new digital display recorder with indicator which integrates the advantage of analog display instrument and digital display instrument is introduced.

介绍一种集模拟显示仪表和数字显示记录仪表优点的新型带指针指示的数字式显示记录仪。

A new digital recorder with index indication, which integrates the advantage of analog display instrument and digital display instrument, is introduced.

本文介绍一种集模拟显示仪表和数字显示记录仪表优点于一体的新型带指针指示的数字式显示记录仪。

Application of the scene in the past, with PLC analog output signal sent to an analog input digital instrumentation display of the occasion, can now use digital realization.

现场应用中，过去用PLC模拟量输出信号送模拟输入数字仪表显示的场合，现在可以用数字量实现。

First, the thesis introduces the research background and significance of the project, and summarizes the advantages of the digital monitor system. Its pointed out that the analog monitor system is bound to be replaced by the digital one, and the key techniques in the system are referred to.

论文首先阐述了研究背景与意义，介绍了网络数字监控系统的优点，指出监控系统由模拟式转变为数字式、网络式是必然趋势，并简要提及了数字监控系统中的关键技术。

Analog to Digital Converter is the interface of analog and digital circuit, its use is very extensive.

模数转换器是模拟电路和数字电路的接口，其用途非常广泛。

It is therefore sensible to separate analog and digital circuitry to prevent digital noise from corrupting analog performance.

为了不影响模拟电路的性能，应该把模拟电路的电源和数字电路的电源隔离开。

However, it is a tradeoff project to develop digitized receivers because of the limitations of analog-to-digital converter , digital signal processing , etc.

但由于受到模数转换器和数字信号处理等技术发展水平的限制，研究数字接收机成了一种折衷的方案。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我