The analysis includes total cost, unit cost, loading and unloading costs in terms of cargo category and that in terms of domestic and outbound cargo in this chapter.

分别对总成本、单位成本、分货种装卸成本和内外贸货物装卸成本进行了分析。

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This paper covers Dongfeng truck modification into an automatic loading/unloading grain bulk truck to reduce the cost of transportation and improve the effciency.

通过对标准东风运输车进行改装设计，使其成为可自动装卸散装粮食的专用粮食运输车，以达到降低粮食运输成本、提高效率的目的。

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Because the unloading time of vertical screw shipunloader is short, it will have less impact from tide and lower cost of shipping.

由于垂直螺旋卸船机的卸船时间短，所以受潮汐的影响少， 航期费少，有利于船舶运费的降低。

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