Today , the development of science and technology request the updating cycle of machine products increasingly short . combi ning optimization design with cad and automatizing completely the process of design have become a important development trend in design method field 在科学技术发展要求机械产品更新周期日益缩短的今天，把优化设计方法与计算机辅助设计结合起来，使设计过程完全自动化，已成为设计方法的一个重要发展趋势。
This software , which scientize , standardize and automatize information management , can meet the needs of departments and many agricultural mechanism manufacturers and operators , enhance contact between agricultural mechanism management departments and correlative departments , and improve agricultural modernization management on the whole 该软件系统能够满足有关部门和广大农机生产经营服务者对农机化信息的需要，从而加强了农机管理部门及其相关部门的纵向和横向联系，从整体上为提高我国农业机械化管理水平服务。
Wnle we analyzed different levels of simcture of enterprise informatization , we found essential factors of informatization . it includes four levels in the whole course of informatization , name1yf l . the basic 1evel of informatization strategy database and network construction ( this level is the foundation of enterprise informatization ) 2 . the digital level of systems and equipments 3 . the automatized level of management ( these two levels are the kernel of enterprise informatization ) 通过对企业信息化建设层面结构分析得出了信息化建设的实质要素，即企业信息化的全过程，包括四大层面：一是企业信息化战略规划、数据库及网络建设的基础性层面，二是系统与设备的数字化层面，三是管理自动化层面，四是企业运营的网络化层面。
Meanwhile , a new general examination model is created and a full set of core examination rules are designed to meet different examination needs and make the heavy examination work more automatized , standard , universalized , just and improve efficiency greatly and bring management great convenience , too . the structure of this system bases on browser / server 同时通过构建通用考试管理系统模型，设计考试管理业务逻辑规则及其流程工作模式，满足不同考试报考及其考试业务管理，使繁琐的考试管理自动化、规范化、通用化、公正化，极大提高考试管理效率，给管理带来极大方便。
Technique of transmitting data via power line （ pl ） ， a new technique developed in recent years ， is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage ， disadvantage and the current state of the power line carrier communication 。 the advantage ， method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper ， after introducing the principle of ssc ， design of hardware and software of the system are been discussed 。 this system has been put into use ， the result has proved its high stability and reliability 本文研究旨在提供一种利用低压电力供电网络、低成本、高可靠地实现公共事业收费自动化和小区物业管理智能化的技术应用。讨论了电力线载波通信的优、缺点及现状，扩频技术在电力线载波通信应用的优点、方式和现状，并对低压电力线网络的特性进行了简单的分析。在阐述了扩频通信的基本原理的基础上，本文详细地介绍了电力载波远程抄表系统的具体实现，包括硬件模块和管理软件本系统已投入运行，具有较高的稳定性和可靠性。
Faced with the world ' s military developments and the characteristics of modern warfare , the chinese armed forces will , in the course of modernizing their weaponry , devote themselves to transforming semi - mechanized and mechanized weapon systems to automatized and informationized systems as soon as possible , so that they can possess weapons as advanced as possible and assure the accomplishment of the sacred missions assigned to them by the nation 为适应世界军事的发展和现代战争的特点，中国军队武器装备现代化建设将致力于尽快实现军队武器装备由半机械化、机械化向自动化、信息化的转变，使军队掌握尽可能先进的武器装备，确保完成国家赋予军队的神圣使命。
