英文: The measure of wearing out, consumption or other reduction in the useful life of a fixed asset whether arising from use, effluxion of time or obsolescence through technology and market changes is called depreciation.

中文: 对固定资产在使用期限内磨损、消耗和其他原因减少的一种估量称为折旧，这些价值的减少是由于使用中的磨损、时间的推移或技术的进步及市价的变动引起的价值损失。       更详细...

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