虚拟机

This paper took the high temperature rotation scanning target of the high-current oxygen ion implanter which was designed by the Forty-eighth Institute of CETC as the research object, present modeling and simulation of this target, by utilizing parameter feature modeling and virtual prototype technology.

本文以中国科技集团公司研制的大束流专用强流氧离子注入机的高温旋转扫描靶为研究对象，结合参数化特征建模技术和虚拟样机技术，对高温旋转扫描靶的建模和仿真做了探索性的研究。

It includes four parts: 1 Part I, it introduces the basic knowledge of computer viruses such as computer virus definition, history and important viruses events, features, behavior phenomena, difference with computer software and hardware troubles, damage behavior and capability, classification, naming, future trend, etc; 2 Part II, it introduces the corresponding knowledge of computer systems related to computer viruses such as the composing of software and hardware of the computer system, storage media and its working mechanism, interrupt technologies,.com/.exe/.pe file formats and their working mechanism, etc; 3 Part III, it introduces computer virus mechanism and theory such as computer virus structure, work flow, working mechanism of key modules, typical technologies used to design computer viruses including the corresponding traditional technologies (interrupt filching, memory resident, etc.), the corresponding new routine technologies (self-encrypting, Mutation Engine, etc.), and the corresponding new technologies used by some prevalence computer viruses such as macro viruses, e-mail viruses, worm, hacker, Trojan, mobile phone viruses, the working mechanism analysis of some kinds of typical and prevalence computer viruses such as file-type viruses, macro viruses, e-mail viruses, worm viruses, hacker, Trojan, mobile phone viruses, the analysis of some typical and prevalence computer viruses examples including BALL viruses, WORD macro viruses, WantJob viruses, Code Red viruses, BO Trojan, etc; 4 Part IV, it introduces the defense and killing technologies of computer viruses such as the aim and criterion of computer viruses defense and killing, prevention methods and corresponding technologies, detection technologies (comparison method, character code scanning method, behavior inspecting method, analysis method, etc.), manual and automatic killing technologies, immunity technologies such as IBM digital immunity system, new anti-viruses technology trends (real-time anti-viruses technologies, 32 kernel technologies, active kernel technologies, etc.), some typical virus defense and killing softwares (Symantec AntiVirus product, PC-Cillin AntiVirus product, etc.), the defense and killing method analysis of some kinds of typical and prevalence computer viruses (file-type viruses, macro viruses, worm viruses, hacker, etc.), for example, firewall and intrusion detection technologies for anti-hacker, the defense and killing of some typical and prevalence computer viruses examples including WORD macro viruses, Code Red viruses, BO Trojan, etc.

课程内容具体包括四大部分：1）第一部分，介绍计算机病毒基本知识，包括：计算机病毒定义、病毒发展史及重大事件、病毒特点、病毒表现现象及与软硬件故障的区别、病毒破坏行为及危害性、病毒的传播途径及媒介、病毒分类、病毒的命名及计算机病毒技术发展趋势等内容；2）第二部分，介绍与计算机病毒有关的计算机系统相关知识，包括：计算机系统软硬件组成、存储介质结构及工作原理、计算机系统引导机理及流程、中断技术、。com/。exe/。pe等文件格式及工作机理等内容；3）第三部分，讲解计算机病毒机理，包括：计算机病毒的组成结构、病毒工作流程、病毒引导/触发/感染/破坏等模块的工作机理、计算机病毒所采取的编制技术（包括中断窃取/内存驻留等传统编制技术、自加密/隐形/变形机等新的常规编制技术、宏病毒/电子邮件病毒/网络蠕虫/特洛伊木马/黑客/手机病毒等一些新的流行病毒所采取的编制技术等）、一些类型的典型或流行计算机病毒的工作机理分析（包括：引导型病毒、文件型病毒、宏病毒、电子邮件病毒、蠕虫病毒、黑客、特洛伊木马、手机病毒等）、一些典型或流行的计算机病毒实例剖析（包括：小球病毒、WORD宏病毒、求职信病毒、红色代码病毒、冰河木马等）等内容；4）第四部分，讲解计算机病毒防治技术，包括：计算机病毒防治目的、病毒防治策略及规范、病毒在管理和技术上的预防措施、病毒检查技术（包括：比较法/病毒特征码扫描法/行为监测法/虚拟执行法/分析法等）、手工和自动病毒清杀技术、病毒免疫技术（包括：针对某种一次性感染病毒的基于病毒标签的免疫方法/基于自我完整性检查的计算机病毒免疫方法/IBM的数字免疫系统等）、反病毒技术的新发展（包括：实时反病毒技术/32位内核技术/主动内核技术/以毒攻毒技术等）、诺顿/趋势/金山等公司的病毒防治软件产品、一些类型的典型或流行的计算机病毒（包括：引导型病毒、文件型病毒、宏病毒、蠕虫病毒、电子邮件病毒、手机病毒、黑客、特洛伊木马）的防治措施（其中，也包括介绍面向防范黑客攻击的防火墙、入侵检测技术）、一些典型或流行的计算机病毒防治实例剖析（包括：WORD宏病毒、红色代码病毒、冰河木马v1.1/v2.2等）、多层次病毒防护体系等内容。

Most methods of view synthesis use the original images taken by camera moving around the object or scene, calibrated camera and rectified images for produceing perspectively correct views, and not completely handled visibility in synthesized views.

不同于相机需要标定、源图像的分辨率基本相同的常规方法，本文研究了一种利用未标定普通数码像机前向运动拍摄的序列图像，生成对应于当前虚拟视点图像的方案。

An algorithm for predicting the perturbed trajectories in a multi-machine system is proposed based on an additional virtual node.

提出了基于新增虚拟节点的多机系统受扰轨迹预测方法。

Some techniques, such as multiprocessor organization, pipeline, virtual memory, ring-protection of main memory, multiple memory modules with address interleaving, cache, RAS and 1/O standard interface, have been employed in the system. A simple form of single-arm-latch has been adopted. Operating system used in HDS-9 is symmetric to each processor.

此机在系统结构上采用多重处理机结构，流水线控制技术，虚拟存储器技术，存储器环状保护技术，存储器多模交叉访问，高速缓冲技术，RAS技术，统一标准接口的I/O系统；在工艺技术方面采用高密度组装技术，用SSI-TTL电路组成单臂门闩触发器系统；在系统软件方面采用匀称或平等的操作系统来处理多重处理机关系。

Some techniques, such as multiprocessor organization, pipeline, virtual memory, ring-protection of main memory, multiple memory modules with address interleaving, cache, RAS and 1/O standard interface , have been employed in the system. A simple form of single-arm-latch has been adopted.

此机在系统结构上采用多重处理机结构，流水线控制技术，虚拟存储器技术，存储器环状保护技术，存储器多模交叉访问，高速缓冲技术，RAS技术，统一标准接口的I/O系统；在工艺技术方面采用高密度组装技术，用SSI-TTL电路组成单臂门闩触发器系统；在系统软件方面采用匀称或平等的操作系统来处理多重处理机关系。

And one of the key parts of the machine, which named the cubed rice seedling equipment were specified.

本文阐述了一种新型的切块式水稻移栽机的结构设计，进行了有关的理论分析和虚拟仿真分析。

Fully computerized high speed flexo printing slotter and die cutter;PLC control;virtual design

全电脑高速水性印刷开槽模切机；PLC控制；虚拟设计

With establishing dynamic model of gun system, the effects of stiffness and damping of the main parts, i.e. elevating mechanism, trail, and soil as well as the effects of parity of recoil mass and parity of trunnion position of firing stability are systematically studied.

在建立火炮动力学模型的基础上，利用虚拟样机技术系统地研究了高低机刚度和阻尼、大架刚度和阻尼、土壤介质刚度和阻尼、后坐质量偏心和耳轴位置偏心对火炮射击稳定性的影响。

In addition it can real time watching and controlling what will be change about the temperature、the current and the voltage which belong to the electrification equipment.moreover it could take the com port and the umb communicate,later show the information to user.there is action that is dummy instrument.otherwise ,it can also change parameter,and suit different charger.

充电器可以实时采集电池的电压、电流，对充电过程进行智能控制，计算电池已充的电量和剩余的充电时间；并实时监控充电器材的温度、电流和电压大小以便调控充电进程，还可以通过串口和上位机进行通讯并给用户显示必要的信息，有虚拟仪表的作用；另外，它也可以改变参数，适应各种不同电池的充电。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。