Of course the details vary with regard to tooling costs versus unit costs and minimum order quantities.

这句我感觉应该是：当然在细节上有所不同，就加工费对单个产品的价格和最小起订量而言。

But each unit costs around 350 dollars. And a Palestinian family can't afford the 350 dollars.

但每一个的成本是大约三百五十美元。巴勒斯坦家庭负担不起三百五十美元。

Preserve as many decimal places as possible. Ratios and unit costs, for example, should not.

如果你需要被乘数，你应该保持尽可能多的小数位。

The following example illustrates how unit costs are computed when a company uses activity - based costing.

下面的这个例子说明了一个公司如果采用作业成本计算制度应该如何计算产品的单位成本.

Better use of equipment - as total production has increased, manufacturing equipment will have been more fully exploited, lowering fully accounted unit costs.

更好地使用设备：随着总产量提高，生产设备使用率提高，降低计算中的单位成本。