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7.1 人类活动地域联系的主要方式【概念释义】▲交通运输网交通运输网包括路网、内河航道、管道、航空线等相互交织而形成的运输网络。路网是陆运线路与车站枢纽的综合体。例如,铁路网是干线、支线、专用线与车站、枢纽组成;公路网是由各等级(1级～4级)的公路线、车站、枢纽所组成;内河航道是由能通航的河流干流、支流、湖泊以及运河和港口组成。线路是组成路网的重要部分,枢纽是路网的心脏。▲电信通信 “通信”与“交通”就实质而言,都是完成传输的手段(或地域联系的方式)。完成交通运输,除了驾驶者以外,还要有“客或货”、“车”和“路”3个基本要素。那么,通信领域传递的符号、文字、语言、图像就类似于交通运输系统中的“客或货”;有线电、无线电波、光波类似于交通运输系统中的“车”;传统的被复线、架空明线、普通电
7.1 Human activities, the main way of geographical contact 【Definition】 ▲ transport network Transport network including road network, inland waterway, pipelines, aviation lines and other intertwined to form a transport network. The road network is a complex of land routes and station hubs. For example, the railway network is composed of main lines, branch lines, special lines, stations and hubs. The road network is composed of highways, stations and hubs at all levels (level 1 to level 4). The inland waterway is composed of navigable rivers, Tributaries, lakes and canals and ports. The route is an important part of the road network, the hub is the heart of the road network. ▲ Telecommunications Communication “Communication” and “Transportation” are, in essence, the means of completing the transmission (or the means of geographical connection). To complete the transportation, in addition to the driver, but also “customer or goods ”, “car ” and “road ” three basic elements. Then, the symbols, words, languages and images transmitted in the field of communication are similar to “passengers or goods” in the transportation system; the cables, radio waves and light waves are similar to the “cars” in the transportation system; the traditional The double line, overhead line, ordinary electricity