At the heart of any computer communication network is the data communication facility which, as has been outlined, may be a PSDN, a private LAN or perhaps a number of such networks interconnected together.
11-2 。处于核心地位的任何一台计算机通信网是数据通信设施，如已经概述，可能是一个PSDN ，一个私人局域网或者多个这样的网络互联在一起。
Although the physical separation of the communicating computers may vary considerably from one type of application to another, or, at the heart of any computer, the communication network is the data communication facility which may be a PSDN, a private LAN, or perhaps a number of such networks interconnected together.
虽然，通信计算机在无论是在应用上或者是在计算机的核心部件上都存在很大的物理差别，通信网络在本质上就是一个数据通信设备，可能是一个 PSDN，一个自有的局域网以及这些网络的互连。
Although the physical separation of the communicating computers may vary considerably from one type of application to another, in general a computer communication network can be described: at the heart of any computer communication networks is the data communication facility which, as has just been outlined. may be a PSDN, a private LAN or perhaps number of such networks interconnected together.
虽然相互通信的计算机间的实际距离因应用类型不同有很大变化，但一般来讲，可描述如下：任何一个计算机通信网络的核心是数据通信设备，这些设备；可以是 PSDN，专用 LAN 或很多这种网络的互联系统。
An optional PSDN facility that permits selection of maximum packet sizes and window sizes in each direction of a particular virtual circuit.
分组［包］交换数据网络中的一种可选设施，利用这种设施可对特定虚电路的每一传输方向选择最大包长度和窗口大
Integrated Intelligent Network and CRBT Service Abstract Integrated Intelligent Network business is in traditional intelligent network on the basis of the introduction of integrated service control points and integrated business management point to develop, while supporting PSDN, GSM and CDMA networks, such as an agreement to resolve because of the traditional Intelligent Network Network of mutual independence, business between non-related to the three network interoperability between the crash and realizing the exchange of the three network business to enjoy each other.
谁能帮我翻译下摘要？不要在线翻译的，要认真呀，我真的有急用。综合智能网及彩铃业务摘要综合智能网业务是在传统智能网的基础上引入综合业务控制点和综合业务管理点发展起来的，同时支持PSDN，GSM和CDMA等网络的协议，解决传统智能网由于各网络相互独立、业务之间互不关联，给三网之间的互联互通带来的空难，实现三网业务的互通互享。
Preparation Ⅰ had two peak values in Nicomp chart, however, preparation Ⅱ and Ⅲ had single peak value. The range of distribution of preparation Ⅲ, with nearly same PSDI, PSDV and PSDN, was much narrower than that of preparation Ⅱ.
制剂Ⅰ的Nicomp多波形分布图为双峰，制剂Ⅱ和Ⅲ的Nicomp多波形分布图为单峰，但制剂Ⅲ的Gaussian粒径分布图比制剂Ⅱ的Gaussian粒径分布图明显窄，且PSDI，PSDV和PSDN重合性很好。
Several possible interworking schemes are presented based on the comparison of PSDN and ISDN. Performance analysis and technical problems such as interwork layer selection, numbering plan, traffic control, error control, signaling transformation and gateway architecture has been discussed in the paper.
在对两种网比较的基础上，文中提出了几种可能的互连方案，并讨论了互连层选择、号码制度互通、流量控制、差错控制、信令转换、信关结构等技术问题和性能分析问题。
Perfomance Analysis on the interworking of PSDN and ISDN is considered in the paper.
本文研究分组交换数据网与ISDN互连的性能分析。
In order for all kinds of no-packet facsimile terminals to communicate one another over PSDN. a Facsimile Packet Assembly/Disassembly system (FAX-PAD) is described.
为使非分组的各类传真终端能在分组交换网上进行通信，又引出了传真装（配）拆（卸）系统（FAX-PAD）。
Research on the Interworking of PSDN and ISDN
分组网与ISDN互连的研究
25 protocol and its application in CHINA, then Summarizes the progress of X. 25 synchronous communication controller. At last, a key device for microcomputers to jon PSDN - a high-performance intelligent X.
介绍X25协议及其在中国的应用情况，对X.25同步通信控制器的发展进行了总结和分析，给出一种微机加入公用数据网关键设备&高性能的智能X.25同步通信控制设备的设计。
Opening POS Service over PSDN
在分组网上开放POS业务
This paper describes the existing status and problems of our facsimile communications, and puts special stress on analysing facsimile communications over Packet Switched Data Network (PSDN). A Facsimile Communication Processor (FCP) which has a message storage and delivery function is introduced.
本文叙述了传真通信的现状和存在的问题，着重分析了在分组交换数据网（PSDN）上开通的传真通信，并引出了具有存储、转发传真报文功能的传真通信处理器（FCP）；