Inland river navigation is an important component of comprehensive transportation system . it has no commutable advantages and actions in transporting bulk cargo 内河航运是我国综合运输体系中的重要组成部分,在大宗货物运输中具有不可替代的优势和作用。
It has great potential of river navigation in our country . it is an urgent need for west development to use this precious resource fully and to promote river navigation 我国内河航运潜力巨大,充分利用这一宝贵资源,振兴内河航运是我国实施西部大开发战略的迫切需要。
As a transportation mode with less occupied land , pollution and energy sources consuming and strong capability of transportation , the advantages of inland river navigation accords with the requirement of sustainable development 作为一种占地少、污染小、能耗低、运量大的运输方式,其优势符合可持续发展的要求。
Having the aid of newest achievement on computational fluid mechanic and computer simulation , to promote the study of river navigation hydraulics going to a new step has important academic significance and widely applied value 因此,借助计算流体力学和计算机模拟技术的最新研究成果,推动航道水力学研究更上一个新台阶,具有重要的学术意义和广泛的工程应用价值。
It synthetically considers all kinds of factors and establishes a suit of scientific and external index system of the appraisal of inland river navigation , analyses the indexes in detail by dividing them into qualitative indexes and quantitative indexes 综合考虑各方面的因素,建立了一套科学、客观的内河航运综合评价指标体系,并将指标分定性和定量两大类进行了详细的分析。