上海市沿黄浦江共设有二十余条轮渡线。每天过江人数已由七十年代中期的五十万人次增加到目前的一百万人次。虽然在上海市郊区建了一座桥,市区凿通了一条公路隧道,并且还有一条隧道正在建造中,但是随着上海经济的发展,浦东的开发与建设,以及四化的要求,对上海市轮渡的要求也愈来愈高。对轮渡的最基本要求是安全、迅速,但每到冬春季节,不时会有迷雾产 Shanghai has a total of more than 20 ferry lines along the Huangpu River. The number of people crossing the river every day has risen from 500,000 in the mid-1970s to 1 million now. Although a bridge was built in the suburbs of Shanghai, a highway tunnel was drilled in the urban area and a tunnel was under construction. However, with the development of Shanghai’s economy, the development and construction of Pudong, and the requirements of the four modernizations, City ferry requirements are getting higher and higher. The most basic requirement for the ferry is safety and speed, but every winter and spring, from time to time there will be fog producing