HFC

Method of Effectively Suppressing Noise in Return Channel of HFC Network

HFC网络回传通道有效抑制噪声的方法

The Intellectualized Community Service System by HFC Network

通过HFC网实现的智能化小区服务系统

According to the blank of the present domestic VOIP technology application on HFC network, here gives a lot of corresponding research and the test in this article.

本文针对目前国内HFC网络上VOIP技术应用的空白，进行相应的研究和测试。

Flow State of HFC-23 Extinguishing Agent in Pipeline

三氟甲烷灭火剂在管网中流动状态分析

This paper summarizes some understanding and experience of two-way HFC network design and transmission system debugging.

文章对双向HFC网络的设计和调试总结了一些粗浅的认识和经验.

House Terminal of Two-way HFC Access Network

双向HFC接入网的用户家庭终端简介

The Study and Implement of Information Share System Based on CATV HFC Networks

基于有线电视HFC网络的信息共享系统

The preparation of HFC-32 by catalytic hydrogenation of CFC-12 was explored.

探索了二氟二氯甲烷(CFC -12 )催化加氢制备HFC -32 的方法.

Implementation of video transmission techniques in VOD system based on HFC network

HFC网VOD系统视频传输技术实现

At last, the key techniques on physical dependent layer of DS-CDMA upstream scheme are studied.

研究了HFC网络的DS-CDMA上行多址接入技术, 主要是物理层方面要解决的一些问题.

A comparison of thermodynamic equations in the state of HFC-134a

HFC－134a状态方程的比较

By the new method, the intermolecular potential ( SW, LJ, Kihara ) parameters of HFC 125 was determined.

利用新方法拟合得到了HFC125的方阱 、 LJ ( 6, 12)及Kihara势能函数的势能参数.

HFC-245 fa ( 1,1, 1,3, 3-pentafluoropropane ) is one of the substitute compounds for CFC, HCFC.

HFC-245fa即1,1,1,3,3-五氟丙烷 ( 1, 1,1, 3,3-pentafluoropropane ),是一种取代CFC 、 HCFC的化合物.

HFC Network Management System Based on HMS and SNMP Protocols

基于HMS和SNMP协议的HFC网络管理系统

Cable Modem is the terminal device of HFC broadband access network.

CABLE Modem就是HFC宽带接入网的用户端设备。

Maximum total pressure uncertainty of HFC-125 data is estimated to be within 1.2 kPa.

实验数据的最大不确定度小于1.2kPa。

For instance, DuPont, the chemicals company, invites consumers to pay$ 4 to eliminate a tonne of carbon dioxide from its plant in Kentucky that produces a potent greenhouse gas called HFC-23.

例如，化工公司杜邦（DuPont）在肯塔基州的工厂每减少1吨二氧化碳排放，就要求消费者支付4美元。这个工厂产生一种强力温室气体三氟甲烷（HFC23）。

This paper describes Hunan district-country multimedia video conference system based on HFC.

主要介绍了基于宽带图象通信网的湖南省-地多媒体电视会议系统.

HFC ( Hybrid Fiber Coax ) access network is attached great importance because of its tremendous bandwidth and relative economy.

HFC ( HybridFiberCoax ) 接入网以其相对的经济性和巨大的带宽受到广泛重视.

Theory and Practice of HFC Reverse Network Debug ging

HFC网络反向调试理论和实践

This paper introduces structure, character, main design and method of adjustment of CATV two-way HFC network.

系统介绍有线电视 双向 HFC网络 的结构 、 特点 、 设计要点与调整方法.

The advent of HFC network infrastructure established the bidirectional basis of CATV network.

HFC网络结构的出现为CATV网络的双向通信提供了实现基础.

HFC duplex transmission systems is a novel network transmission mode, which develop rapidly with the demand for value-added services of CATV and enables television transmission network system transformed fully from simplex into duplex.

有线电视HFC双向传输系统，是随着CATV增值业务的需求，单向电视传输系统面临全面改造成双向网络的现状，迅速发展起来的一种新型网络传输形式。

However , the HFC —134 a refrigerator consumed about 4％ more electricity than the CFC —12 refrigerator.

但用HFC——134a时的耗电量约比CFC——12增加4%.

It compares the technological economy ratio and practical applicability of HFC, HDSL, ADSL and FTTC.

比较了高比特率数字用户线(HDSL) 、 不对称数字用户线(ADSL)、光纤到路边(FTTC)、光缆同轴混合网的技术经济比及实用性.

Applications : XDSL , HFC , Home PNA , STB , Cable modem etc.

电缆调制解调器等通信设备中.

Application of optical fibre to cable television HFC transmission system

有线电视HFC传输系统的光纤应用

Multimedia Terminal Adapter Based on HFC VoIP Platform

HFC语音平台中的多媒体适配器MTA

In this paper , we briefly describe the state-of-the-art and future trends of the Coax ( HFC ) network.

简要论述了当前 HFC 网的技术水平和将来的发展趋势.

HFC ( Hybrid Fiber Coax ) provides a kind of broadband access way for multimedia and broadband services.

HFC ( HybridFiberCoax ) 为多媒体和宽带业务提供了一种宽带接入方式.