珠江航运有着悠久的传统，是我国内河航运第二大水系。
It is the second biggest river in Chinese inland navigation rivers.
有效的内河航道管理系统是水上交通安全的重要保障。
Effective inland waterway management system was the important guarantee of traffic safety on waterway.
长江是中国最重要的内河航运大动脉。
The Yangtze River is the most important inland shipping artery.
长江是我国第一大河，是内河航运业的黄金通道。
The Yangtse river, the longest river in China, is the golden waterway for river transportation.
当货物的运输速度不是很重要时，多选择内河航运。
They are especially used when speed of transportation is not what matters the most.
当货物的运输速度不是很重要时，多选择内河航运。
They are especially used when speed of transportation is not what matters the most.
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