As a result , this declining-balance method of depreciation often is called double-declining-balance (or 2%-declining balance).
这种余额递减折旧法也因而称为双倍余额递减法（或2％余额递减法）。
2
On the basis of referring a great deal of data, this article illuminate the deficiency of beeline depreciation break-point experience formula on double-declining balance method.