Pre-all prepaid mention costs, depreciation expense calculation.

各项待摊预、提费、折旧费用的核算。

The cost of these assets is gradually recognized as depreciation expense.

这些资产的成本逐渐确认为折旧费用。

Neither is the depreciation expense the amount that is allowed for tax purposes.

折旧费的使用也不是用于税赋的。

This is the period over which the cost of the asset is allocated to depreciation expense.

在这段时间里，资产的成本被分摊为折旧费用。

Some expenses such as depreciation expense, amortization expense and depletion expense are non-cash expenses.

像折旧费用、摊销费用、递耗费用之类的费用属于非现金费用。