根据港口企业需求的价格弹性特点，分析了港口费率相对稳定的原因。
According to the characteristics of price elasticity of demand of prots this paper analyses the reason why port tariff remains relatively stable.
我们的船能够运输很大范围的货物，因为吃水浅并自带有吊车设备能够适合进入很多的港口，而且历史证明我们具有稳定的租船费率。
Our vessels can transport a wider array of cargo, access a larger number of ports due to their shallow draft and onboard crane equipment, and have historically achieved greater charter rate stability.
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