unit cost and total cost

It displays key details about the usage of a business service such as its volume, cost per unit, cost modifier, and the total cost in a particular period.

它显示关于业务服务使用情况的关键信息，比如使用量、单位成本、成本修饰符和某一时间段内的总成本。

Once these tasks are defined and quantities representing these tasks are assessed, a unit cost is assigned to each and then the total cost is determined by summing the costs incurred in each task.

一旦这些任务确定，并有了工作量的估算，用单价与每项任务的量相乘就可以得到每项任务的成本，从而得出每项工作的成本。

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。