However because of the uneven population of the network hardware , the backward resource construction , the lack of students " learning ability and space - time for e - learning , and the teachers " inadequate abilities for online teaching , recently e - learning of biology in the middle school in fuzhou was still in the beginning and developing stages 但是由于学校网络硬件普及程度参差不齐，网络资源建设滞后，同时缺乏引导，学生网络学习能力有限，并且学生网络学习的时空受限制，教师网络教学的技能不够，目前福州市中学生物网络学习还处于起步、发展阶段。
In the kernel part of this paper , it mostly expatiates following several problems : k how to combine the system of the software and hardware of remote fault diagnosis with the old system . that includes the problem of establishing one website , the problem of network interface and the scheme of hardware 在论文的核心部分，主要对下面几个问题进行了阐述： 1 、怎样使远程故障诊断系统的软、硬件环境与原有的单机版相融合，这包括网站建设、网络硬件设备的接入和配置问题。
Product categories include : aerospace consulting ; broadband technology ; broadcast / satellite services ; billing / subscriber management systems ; cable / connectors ; data / digital audio broadcasting ; electronic power ; engineering services ; ip networking ; microwave products ; mobile media ; networking hardware / software ; satellite operator / carrier ; system integration ; telecoms ; test equipment ; transmission services and webcasting 产品类别包括：航空咨询；宽带技术；广播/卫星服务；付款/定购管理系统；电缆/连接器；数据/数字声讯广播；电力；工程服务； ip网络；微波产品；移动媒体；网络硬件/软件；卫星控制器/载波；系统集成；电信；测试设备；传播服务和网络广播。
This paper describes the theory foundation , system architecture , composition method of the embedded distributed system oriented auto electronics from a hardware perspective . and it designs hardware platform for embedded distributed automobile network , which is based on can bus and lin bus , supporting osek / vdx and some embedded os such as c / os - ii , clinux 本论文从硬件角度对面向汽车电子的嵌入式分布式系统的理论基础、系统架构、组成方法作了详细论述,并据此在参考现代汽车网络结构设计的基础上设计了基于can 、 lin总线,支持分布式实时结构的osek / vdx标准、 c / os - ii或clinux嵌入式操作系统的嵌入式分布式汽车网络硬件平台。
