有系统的

The model of the embedded system was constructed by directed acyclic graph to obtain the objective function for hardware/software partitioning.

首先，使用有向无环图对嵌入式系统建模，得到软硬件划分优化系统的目标函数。

Chinese and Japanese phonetic systems are different in phonemes,tones,rhythms,and intonation s.

汉语和日语虽然有一定的亲缘关系，但分属不同的语言系统，汉日语音系统在音位、声调、节奏、语调等方面各有不同的特点

The wire-feed speed control system based on negative feedback of speed is designed. The test proves that the performance of this system has been noticeably improved than the common systems. The system can be output steadily under the factors of wire-feed resistance changing or certain different performance of motors, and this system is the base for the further improving of the quality of the pulse MIG welding.

本文设计了基于速度负反馈的送丝调速系统，实验证明该系统的性能较一般系统有了明显的提高，在送丝阻力变化、电网波动或电机性能存在一定差异的情况下，该系统均可以稳定输出，为进一步提高脉冲MIG焊接工艺质量打下了基础。

This system ofcompatible electromagnetism of frequency spectrum has someimportant functions listed as follows:(1) Analysis disturbance of the same or adjacent frequencies (2) Analysis of performance of radio link (3) Analysis of intermodulation (4) Automatic selection of frequency(auxiliary assignment of frequency)(5) Prediction of region of radio field intensity (6) Harmonization of frequency border (7) Analysis and design the system of microwave and satellite earth station.(8) Generate photographs This paper realizes the function of harmonization analysis ofthe system of microwave and satellite earth station. The concretework includes:(1) Based on the propagation model of radio wave,computing the absorption loss of atmosphere of microwavecommunication system and its fading, simulating the receivingvoltage and realizing the computation of disturbance andharmonization between microwave station and earth station.

频谱电磁兼容分析系统主要实现以下几个功能：⑴同、邻频干扰分析⑵无线链路性能分析⑶互调分析⑷频率自动选择⑸场强覆盖预测⑹边界协调⑺微波与卫星地球站系统设计和干扰协调分析⑻图形制作功能本文做为全省建设的电磁兼容分析系统的一部分，实现了微波站与地球站干扰协调分析这一功能，具体有：⑴以无线电波自由空间传播为模型，对微波通信系统的大气吸收损耗和衰落储备量进行了计算、对接收电平进行了模拟仿真，实现了微波- I -吉林大学硕士学位论文 Abstract站与地球站之间的干扰与协调计算。

Specialized introduction: This specialized raise has the electronic technology and the information system elementary knowledge, can be engaged in each kind of electronic installation and the information system research, the design, the manufacture, the application and the development higher project technology talented person Main curriculum: The signal and the system, the digital signal processing, the correspondence principle, the microcomputer principle and the connection technology, the monolithic integrated circuit principle and the application technology, the DSP technology and the application, the EDA technology, the construction of data, embedded Linux using the programming, the feeling measure technical, the electric circuit theory series curriculum, the computer technology series curriculum and so on individual hobby * software and hardware research and development computer correspondence literature ping pong photography The experience and the personal experience * 2006.6.29-7.8 compile the staff management system management system using the C language, its basic service activity includes: The staff information warehousing, the revision, the inquiry, the insertion, deletes the staff information and so on * 2006.7.10-7.20 monolithic integrated circuit curriculum design period completes the stopwatch the design, namely the initialization timer is 99:99, 0 starts using the monolithic integrated circuit timer fixed time, fixed time arrives when 0s to transmit the signal to cause the buzzer bell, and may realize suspends, the continuation and the replacement function * 2007.7.2- 7.8 practises in Luoyang Big dragon Peony Communication facility Limited company, does has liquid crystal display monitor telephone one, simultaneously visited has served under somebody's banner the correspondence company, and studied has simulated the telephone the design electric circuit, had understood its basic principle * 2007.7.4- 7.18 completed the DSP curriculum in the school to design, realizes the FIR numeral filter, namely transmitted 25 from DSPThe height level, after advocates AC01 D/A to transform the simulation square-wave, then passes to again from AC01 carries on A/D to transform, produces the data signal, after the DSP numeral filter, finally produces the sine wave * 2008.8.1-8.15 to practise in the Zhejiang Jiang hua abundant power tool limited company, studies the computer software and hardware maintenance.

专业介绍：本专业培养具备电子技术和信息系统的基础知识，能从事各类电子设备和信息系统的研究、设计、制造、应用和开发的高等工程技术人才主要课程：信号与系统、数字信号处理、通信原理、微机原理与接口技术、单片机原理与应用技术、DSP技术及应用、EDA技术、数据结构、嵌入式Linux应用编程、感测技术、电路理论系列课程、计算机技术系列课程等个人爱好＊软硬件研发计算机通信文学乒乓球摄影实践经验及个人经历＊ 2006.6.29-7.8 利用C语言编写员工管理系统，其基本业务活动包括：员工信息入库，修改、查询、插入、删除员工信息等＊ 2006.7.10-7.20 单片机课程设计期间完成秒表的设计，即初始化定时器为99：99，利用单片机定时器0开始定时，定时到0s时发送信号使蜂鸣器响铃，并可实现暂停、继续和复位功能＊ 2007.7.2- 7.8 在洛阳巨龙牡丹通信设备有限公司实习，做有液晶显示屏电话机一部，同时参观了旗下通信公司，并学习了模拟电话的设计电路，懂得了其基本原理＊ 2007.7.4- 7.18 在校完成DSP课程设计，实现FIR数字滤波，即从DSP发送25个高低电平，经主AC01 D/A 转换成模拟方波，然后再传给从AC01进行A/D转换，生成数据信号，经DSP数字滤波，最后生成正弦波＊ 2008.8.1-8.15 在浙江华丰电动工具有限公司实习，学习电脑软硬件维护。

Chinese and Japanese phonetic systems are different in phoneme s,tones,rhythms,and intonations.

汉语和日语虽然有一定的亲缘关系，但分属不同的语言系统，汉日语音系统在音位、声调、节奏、语调等方面各有不同的特点

Consider also having a hydraulic ram pump (and instructions on how to use, or to build one from scratch, along with sufficient piping to move water....which can be "scavenged" from a home plumbing system) and/or 12V water pumps in storage which may be of use in designing a primitive water distribution system for the home or for crop irrigation (i.e., water can be channeled up to an elevated holding canister).

还要考虑有一个水压撞锤式水泵备有怎样使用的说明书，或从头开始造一个，要有充足的导管取水。。。。。。这可从家庭配管系统中搜寻到）。也可考虑存留一个12伏的电水泵，在为家庭或庄稼灌溉设计原始的水分配系统时，它也许有用处。例如，水可被传输到升高的支持罐中。

Constitutes and characters of each system above are as follow: vacuum system is composed of oil diffusion pump, fore-vacuum pump, vacuum pipeline, vacuum valve, and electromagnetic valve etc. There are some advantages of high pumping speeds and pollution-resistant. Heating system is composed of heat insulation barrier all made of metal and pure metal heating element, characterized as applicable for vacuum environment, high heating velocity, high heating temperature.

上述各系统的组成与特点如下：真空系统由油扩散泵、前级泵、真空管路、真空闸阀、电磁阀等组成，其特点抽速快，有一定的抗污染能力；加热系统由全金属隔热屏和纯金属加热元件组成，适用于真空环境，具有加热速度快，温度高等特点。

Constitutes and characters of each system above are as follow: vacuum system is composed of oil diffusion pump, fore-vacuum pump, vacuum pipeline, vacuum valve, and electromagnetic valve etc. Thereare some advantages of high pumping speeds and pollution-resistant. Heating system is composed of heat insulation barrier all made of metal and pure metal heating element, characterized as applicable for vacuum environment, high heating velocity, high heating temperature.

上述各系统的组成与特点如下：真空系统由油扩散泵、前级泵、真空管路、真空闸阀、电磁阀等组成，其特点抽速快，有一定的抗污染能力；加热系统由全金属隔热屏和纯金属加热元件组成，适用于真空环境，具有加热速度快，温度高等特点。

When the pressure of atmosphere is under 0.5 ATM, the image displacing is under 0.8mm. Studied the integrated characteristic for the system of glasses and BOL.

采用离焦法对系统进行校正，当环境气压变化小于0.5Pa时，系统的像面移动不超过0.8mm，研究了本系统使用的玻璃和衍射元件的综合气压特性，对解决其他光学系统气压的影响有一定的指导意义。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。