山区供电所成本包括购电成本、供用电设施折旧及维护费用、薪金及劳动保险、日常运营费用等。其中购电成本属于变动成本,也是供电企业的不可控成本,其他成本基本上是固定成本,是成本控制的对象。在供电所的固定成本中,供用电设施折旧及维护费用、薪金及劳动保险占80%以上,且呈 The cost of mountain power supply includes purchase costs, depreciation and maintenance costs for power supply facilities, salaries and labor insurance, and daily operating expenses. Among them, the cost of purchasing electricity belongs to the variable cost, which is also the uncontrollable cost of the power supply enterprise. The other costs are basically the fixed costs and the objects of cost control. Among the fixed costs of the power supply station, depreciation and maintenance expenses, salaries and labor insurance for power supply facilities accounted for over 80%