When straight-line depreciation is in use, the depreciationrate is simply "1"divided by the "life"(in years) of the assets.
当使用直线折旧法时，折旧率可以简单地用1除以资产年限得到。
2
The estimated useful life is 5 years; therefore, the straight-line depreciationrate is 2%. Doubling this straight-line rate indicates an accelerated depreciationrate of 4%.
预计使用年限是5年，因此直线折旧率是2%。将此直线折旧率翻一番得出加速折旧率为4%。
3
A good rate of inflation in Egypt is considered to be 10 percent, and currency depreciation works as a massive punishment against savings and capital accumulation.