A practical method to calculate fuel economy of agricultural transporter is put forward. And it is supported with road test.

提出了一种确定农用运输车燃油经济性的实用方法，并得到道路试验的验证。

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Discovery was being moved on a 5.5 million-pound transporter, a huge platform on caterpillar tracks, along a specially built road that is almost as wide as an eight-lane highway.

“发现”号沿着专用坡道被运送到运输机(一个放在运输履带上的巨型平台)上，那条坡道差不多有八条高速路行车道那么宽。

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