If we regard the foreign exchange as an asset, we should use the continuous rate of returns to calculate the depreciation(or appreciation) percentageof the Renminbi.
The method in computing the depreciation (or appreciation) percentageof the exchange rate is very important, and investors in the exchange market also care about it.
一种货币兑其他货币的贬值(或升值)率计算方法较为重要，也是外汇市场上投资者关注的焦点。
3
This form ofdepreciation allows percentage depreciation, possibly staggered within a period allowed by the tax authority, without taking into account the actual wear and tear on the asset.