The modes differ in terms of operation characteristics and capabilities, giving them comparative advantages and disadvantages. The five major modes are water, rail, truck, pipeline and air.
这些方式在运作特点和性能方面不同，从而使它们各有比较优势和劣势。五种运输方式分别是：水路、铁路、公路、管道及航空。
The paper introduces the concept, basic operation modes, B2B websites and their major mission, therefore, provides people a new vision.
本文阐明了B2B电子商务的概念和基本经营模式，介绍了B2B网站的模式及主要使命，启发了人们认识B2B电子商务的新视点。
The paper introduces the concept, basic operation modes, B2B websites and their major mission, therefore, provides people a new vision.
本文阐明了B2B电子商务的概念和基本经营模式，介绍了B2B网站的模式及主要使命，启发了人们认识B2B电子商务的新视点。
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