The carrying amount of these assets

The carrying amount of these assets is reduced through the use of an impairment allowance account which is calculated as the difference between the carrying amount and the present value of estimated future cash flows, discounted at the original effective interest rate.

結果 (繁體中文) 1:

這些資產的賬面價值是通過使用一個減值準備帳戶中的哪一個作為賬面價值與預計未來現金的現值之間的差來計算減少流動，在原有效利率打折。

結果 (繁體中文) 2:

這些資產的帳面金額通過使用減值準備金帳戶來減少，該帳戶計算為帳面金額與估計未來現金流量的現值之間的差額，按原始有效利息貼現率。

結果 (繁體中文) 3:

這些資產的帳面價值通過使用減值準備帳戶减少，減值準備帳戶的計算方法為帳面價值與按原實際利率貼現的預計未來現金流量現值之間的差額。