Averagecost flow assumption assigns the same averagecost to each unit.
平均费用流的假设,指派相同的平均成本,以每单位。
2
Economies of scale These result in the company benefiting from a reduction in the averagecost per unit.
规模经济—这些使公司由于降低单元平均成本而受益其中。
3
It is based on a database of past PDC bits. In the databased, it includes bit type, average shear stress of well which bit was used in, cost per unit length.