目前广西北部湾港口群建设处于起步阶段，在集疏运、基础设施、管理体制、临港工业、运营协调等诸多方面都存在问题。

Now Guangxi Beibu Gulf port group have many problems in set local ACTS, infrastructure, management system, port industry, operation, and many other aspects because of the initial stage.

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高速公路的有效经营问题涉及面极广，除了涉及高速公路的运营管理以外，还涉及得空了高速公路的交通量、投融资体制等各方面。

The problem of effective management of freeway deal with traffic volume of freeway operation system, the system of investment, charge mode and so on.

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在总结轨道交通网络运营的概念和基本特征的基础上，阐述了上海轨道交通网络化的管理体制、运营组织方式以及维修模式。

With a summary of the concept and basic features of UMT network, this paper discusses the managerial system, operation organization mode and service mode on Shanghai UMT network.

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