一、港口有哪些作用? 答:港口是海上运输的基地,除供船舶停泊外,还有装卸货物,补充淡水、燃料、食物,上下旅客,办理客货运输和其他各种业务。港口应地处交通要冲,腹地广阔,有河道(包括运河)、铁路、公路和管道等现代运输网和通讯网,把它同广大腹地联结起来,以集散各种大宗货物。因此港口是铁路、公路、内河和海运等江海转运的枢纽和百货云集的中心。因此世界大多数重要城市是港口所在地。二、港口的范围和组成部分有哪些? 答:港口的范围包括港内水域及紧接水域的陆 First, what are the functions of the port? A: The port is a base for maritime transport. In addition to berthing the ship, there are also loading and unloading of goods, fresh water, fuel, food, passengers going up and down, handling of passenger and freight transport and other kinds of business. The port should be located at the hub of traffic and has a vast hinterland. There are modern transport networks and communications networks including rivers (including canals), railways, highways and pipelines, linking it with the vast hinterland to collect and distribute various bulk cargoes. Therefore, the port is a hub for the transshipment of the sea by railways, highways, inland rivers and seaborne, and the center where department stores converge. Therefore, most of the important cities in the world are the ports of entry. Second, what are the scope and composition of the port? A: The scope of the port includes the water area within the port and the land adjacent to the water area