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Programmable Logic Controller is a kind of automation device with microprocessor and memorizer as its control center, which play a more and more important role in the field of industry.

可编程控制器技术作为一种以微处理器及其存储器为控制中心的自动化装置，在工业自动化控制领域发挥着越来越重要的作用。

It have programmable memorizer in which some operation instructions such as logic operation, sequence operation, timing, counting is saved and runs, and then it can control kinds of mechanism and process through input and output of digital or analog signal.

它采用可以编制程序的存储器，用来在其内部存储执行逻辑运算、顺序运算、计时、计数和算术运算等操作指令，并能通过数字式或模拟式的输入输出，控制各种类型的机械或生产过程。

The present invention provides an improved write circuit and method for writing a programmable conductor random access memory cell.

本发明提供一种改进的写入电路和方法，用于写入可编程导体随机存取存储器单元。

PLC (Programmable Logical Controller) took one kind most important, the application situation most industries control microcomputer, it is convenient, operation simple in particular by its programming meri and so on redundant reliability, obtained the widespread application in the industrial productinprocess.

PLC作为一种工业控制微型计算机，它以其编程方便、操作简单尤其是它的高可靠性等优点，在工业生产过程中得到了广泛的应用。

Quality equipment categories: Programmable constant temperature and humidity box, high and low temperature test chamber, salt spray test machine, oven, heat aging test machine, cold / anti-yellowing chamber, hot and cold impact test machine, hot wire testing machine, Vertical + level of combustion testing machine, testing machine tracking, key life testing machine, plug and socket load life testing machine, spring testing machine, 90-degree peel strength test machine, the breakdown strength test machine, Central compressive strength testing machine, paper tube / carton compression testing machine, wearable rub tester, plug test machines, rotor life durability testing machine, testing machine Life expectancy clamshell mobile phone, mouse, roller-life testing machine, vibration test machine to simulate the vibration motor transport units, cell phone drop test machine, packaging drop test machine, torsion testing machine wire Qu, sudden pull plug wire tester, static tensile testing machine, wire bending rock testing machine, wire elongation testing machine, universal testing machine, tensile testing machine, drop-ball impact testing machine, fatigue life testing machine headphones, headsets Life expectancy tensile testing machine, push pull, the cloth, carvedilol, Victoria, Xiao, Lane, Shaw Sclerometer, video measuring instrument, precision mapping microscope, digital projectors, stereomicroscope , metallographic microscope, reading microscope, continuous zoom microscope, magnifying glass, caliper, micrometer, standard weight, height, the thickness, the slab of rock, electronic weight, said that electronic counting, electronic scales, analytical balance, standard light boxes, etc..

可程式恒温恒湿箱、高低温试验箱、盐水喷雾试验机、干燥箱、热老化试验机、耐寒/耐黄变试验箱、冷热冲击试验机、灼热丝试验机、垂直+水平燃烧试验机、漏电起痕试验机、按键寿命试验机、插头插座负载寿命试验机、弹簧试验机、90度剥离强度试验机、破裂强度试验机、环压强度试验机、纸管/纸箱抗压试验机、耐磨擦试验机、插拔力试验机、转轴寿命耐久试验机、手机翻盖寿命试验机、鼠标滚轴寿命试验机、振动试验机、模拟汽车运输振动台、手机跌落试验机、包装跌落试验机、电线曲挠试验机、插头线突拉试验机、静态拉力试验机、线材弯折摇摆试验机、线材伸长率试验机、万能材料试验机、拉力试验机、落球冲击试验机、耳机疲劳寿命试验机、耳机拉伸寿命试验机、推拉力计、布、洛、维、肖、里、邵氏硬度计、影像测量仪、精密测绘显微镜、数字投影仪、体视显微镜、金相显微镜、读数显微镜、连续变倍显微镜、放大镜、卡尺、千分尺、标准砝码、高度计、厚度计、岩石平板、电子计重称、电子计数称、电子天平、分析天平、标准光源箱等。

The radar features a liquid-cooled traveling wave tube transmitter; an exciter; a three channel microwave receiver and programmable signal and data processors.

它有一个液体制冷的行波管发射机，一个激励放大器，一个有三个频道的微波接收机和一个可编程的信号及数据处理机。

This design introduced elevator's survey, three water chestnut FX2N series programmable controller and its working and the programming language and so on, mainly involve 5 elevator's PLC control system's overall project design, the composition and the modularized program design.

此设计介绍了电梯的概况、三菱FX2N 系列可编程序控制器和它的工作方式及编程语言等，主要涉及5层电梯的PLC控制系统的总体设计方案、组成及模块化程序设计。

This design mainly and the computer applies the programmable controller in elevator's control system, as regularly completes the single Taiwan elevator PLC control system's overall project design, the composition and the modularized program design take five elevators.

本次设计主要将可编程序控制器和计算机应用到电梯的控制系统中去，以五层电梯为例来完成单台电梯PLC控制系统的总体设计方案、组成及模块化程序设计。

The SSM2603 is a low power, high quality stereo audio codec for portable digital audio applications with one set of stereo programmable gain amplifier line inputs and one monaural microphone input.

ADI公司的SSM2603是低功耗高质量立体声数字音频CODEC，具有一组立体声可编程增益放大器线输入和麦克风输入。

Key words: communication technology; jitter generator; equivalent noise voltage model; jitter; field programmable gate arrayFPGA

关键 词：通信技术；抖动发生器；等效噪声电压模型；抖动；现场可编程门阵列

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。