通讯

Unless the approval of the relevant railway transport enterprise is obtained and proper safety and protection measures are provided, the erecting of power or communications lines over or across a railway line, the laying of buried cables or pipes along a railway subgrade, and the digging of tunnels through or under a railway embarkment shall not be allowed.

在铁路线路上架设电力、通讯线路，埋置电缆、管道设施，穿凿通过铁路路基的地下坑道，必须经铁路运输企业同意，并采取安全防护措施。

In the chapter 4th, combined with the item, elaborate the design thought, structure and the work principles, particularly the data communication and data emulation mode charged by me, and give flow chart and key points to describe these modules.

在论文第四章，结合项目，详细阐述了该方案的设计思想和具体实现，尤其对本人所负责的数据通讯和播出子系统等模块进行了全面的说明，给出了该模块实现过程中的具体流程和技术要点。

In this part, it discusses the function model of Process Enactor, and the architecture of the Enactor. Based on the above discussing, it describes the client/server design and client/server model of Enactor. And then, it describes the primary protocol of client/server, client process design, server process design and the interfaces design of network communication. At last, it discusses the integration of tools and activities.

这里首先描述了过程运作环境的功能模型，在此基础上提出了运作环境的体系结构，然后给出了运作环境的客户/服务器设计和总的客户/服务器模型，随后描述了客户机进程的设计、服务器进程的设计以及网络通讯接口的设计等技术问题，最后讨论了工具与活动的集成问题。

Telecommunications and telephone products division has over 20 years to design, develop, manufacture and sale of telecommunications switching systems and end-product of experience and in China, Hong Kong, Southeast Asia, the Americas and Europe and the rest of the world-renowned reputation.

"通讯及电话产品事业部"拥有二十多年设计、开发、制造及销售交换机系统和电讯终端产品之经验，并在中国、香港、东南亚、美洲及欧洲等世界各地享誉盛名。

At present the main areas of application are the engine room and civilian communications villa.

目前主要的应用领域是通讯机房和民用别墅。

The study primarily focus on the data communication between ship engine-room equipment with the management.

研究过程中主要侧重船舶机舱设备层与管理层间的数据通讯。

By rational designs of mechanical structure and plan, the system uses PLC as the core of control on site, and accomplishes control of the installment and debug of the system step by step by software configuring design of the touch panel. Industrial computer, the centre of monitor, control and management of the system, composes epigyny and hypogyny machines' real-time monitoring and controlling system with PLC by designing the communicative model and program, and accomplishes man-machine dialogue in form of suppositional panel by designing supervisory software. Meanwhile, we also adopt client/server model and realize long-distance supervision of impact sensitivity experiment by program designing.

系统通过合理的机械结构和方案设计，采用PLC作为现场控制核心，通过对触摸屏软件组态设计，完成了系统现场安装、调试时的单步控制功能；作为系统的监控、调度中心的工控微机通过通讯模式和程序设计，与PLC组成上、下位机实时监控系统，间接地实现了对撞击感度试验的监控，并通过上位机实时监控管理软件的设计，以虚拟面板的形式较好地实现了人机对话；采用客户机／服务器模式，通过软件编程实现了撞击感度试验的远程监控功能。

Introduces core of AVR single chip ATmega128, Use unconnect card collection system of highway ,Given hard ware design ,Compile collection soft ware based on data-base and VB. Achieve communication with epigyny computer,.

给出了系统的硬件设计，同时基于数据库技术并采用VB编写了收费系统软件管理系统，并实现了与上位机通讯，最后分析了 IC卡收费系统的安全性措施。

Analyse the status of the charge collection system of the motorways and indicate its demerits. Introduces core of AVR single chip ATmega128, Use unconnect card collection system of highway, Given hardware design, Compile collection software based on database and VB. Achieve communication with epigyny computer. Lastly analyse IC card collection safety. It simulate collection from Xi'an to Tongguan. Experiment attest high efficiency, rapidness and safety.

分析了当前高速公路收费系统的现状，指出了其存在的不足和缺陷，提出了以AVR单片机ATmega128为核心处理器，采用非接触式IC卡技术的高速公路收费管理系统；给出了系统的硬件设计，同时基于数据库技术并采用VB编写了收费系统软件管理系统，并实现了与上位机通讯，最后分析了IC卡收费系统的安全性措施；该收费系统模拟了西安至潼关的高速公路收费，实验证明该系统具有收费效率高，放行速度快，安全性高等特点。

The journal publishes original scientific articles, reviews and short communications dealing with all aspects on production and health in plants and animals, as well as rural development, such as genetics, breeding, organic, biological agriculture and sustainable production systems, apiculture, aquaculture, forages and pastures, plant and animal diseases, pests and weeds, epizootiology, immunology, parasitology, physiology, reproduction, management and food technology, natural and genetic resources, agricultural economics, rural engineering and mechanization, soils, fertilization, irrigation and watering, etc.

杂志刊载原始科学文章，评论和短通讯，内容涉及植物和动物生产和健康，以及农村发展的所有方面，例如遗传学，育种，有机农业，生物学农业和可持续生产系统，养蜂，水产业，草料和牧场，植物和动物疾病，害虫和杂草，动物流行病学，免疫学，寄生虫学，生理学，繁殖，管理和食品技术，自然和遗传资源，农业经济，农村工程和机械化，土壤，施肥，灌溉和浇水等。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐