inland river navigation marks are important navigation aid facilities for safe navigation of vessels in inland rivers.
内河航标是船舶在内河安全航行的重要助航设施。
on demand of energy-saving and environment protective society, as the most economic and environmental transport, inland river navigation is irreplaceable within an integrated transport system.
在节能环保型社会和资源节约型社会构建的需求下,长江航运作为一种经济性、环保性最佳的运输方式,在综合运输体系中是一种不可替代的运输方式。
inland river navigation is an important component of modern comprehensive transportation system, which has contributed to the development of economy in our country.
内河航运是现代综合运输体系的重要组成部分,曾经为我国经济的兴起与发展做出过重大贡献。