航空运输作为一种现代的交通运输方式，具有快捷、安全、舒适的特点，是现代社会综合交通体系中的重要组成部分。
As a modern transportation means, air transportation, due to its swiftness, safety and comfort, constitutes a major part in the overall transportation system of the modern society.
MAST系统的构建及调度问题研究将为城市辅助客运系统以及城市综合公共交通体系的建立奠定基础。
Research on MAST service will lay a foundation of Para-transit as well as the integrated public transport system.
城市综合体的四大典型特征为：超大空间尺度、通道树型交通体系、现代城市景观形象、高科技集成设施。
The four typical characteristics of urban complex is the large spatial scale, the channel tree transportation system, the modern urban landscape image and the high-tech integrated facilities.
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