从广西看大西南出海通道建设

广西在大西南出海通道的建设中占有极其重要的地位，本文采用网络模型，按现状与规划路网两种情况，综合考虑陆上距离和去不同方向市场的海上距离，分析了北海（代表广西港口群）、湛江、广州等三条出海通道的三个港。各自的吸引范围。并由此得出了一些有益的结论。

DISCUSSION ON SOUTHWEST CHINA'S OUTLETS TO OCEAN BASED ON GUANGXI

To bring Guangxi's role into full play is essential to the development of southwest China's outlets to the ocean.By utilizing the network modeling technique,the authors distinguish the current network from the planning situation and make two respective studies on the hinterlands of Beihai,Zhanjiang and Guangzhou,which are southwest China's three outlets to the ocean.The authors syntheize the research outcomes according to the potts'distance from inland cities and international market,then draw some yaluable conclusions to the development of southwest China's transportation network.