The author points out that three basic factorsal are essential to the formation of TEB: the traffic trunk line, group of towns, and the industrial sys tem based on the seconda ry industry and the tertiary industry.

• 通过典型经济带的实证分析发现了“工业自生长点沿着交通轴集聚、扩散及再集聚的动态过程”，将其命名为工业波。