运输系数又称产运系数。一定时期内，某一地域某种或多种工农业产品经由公用（外部）运输的运输量与生产量之比。是反映生产与运输关系的一种指标。
再加上陆路运输方面以具有专业绑扎技术的仓库和车队做后盾，极大的增加了货物运输的安全系数。
In addition, the land transportation banding techniques in a professional team of storage and backup, which greatly increase the safety factors of carriage of goods.
物料运输是一项繁重复杂的工作，传统的物料运输方式需要人工操作，不仅浪费人力资源而且危险系数高。
Material transport is a heavy and complicated work, the traditional mode of transportation required manual, it's a waste of human resources and high-risk factor.
还有本文使用经济学中的基尼系数和洛伦兹曲线来分析了各种运输方式占有道路资源的公平程度。
In this paper, there is the use of economics in the Gini coefficient and Lorenz curve analysis to a variety of modes of transport occupies a fair degree of road resources.
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