惯例折旧

【经】 conventional depreciation

惯例的英语翻译：

convention; routine; consuetude; practice; rite; rule; tradition; usage
【化】 convention
【医】 nomo-; rut
【经】 consuetude; customary rule; customs and usages; established practices
practice; routine; usage

折旧的英语翻译：

depreciation
【化】 depreciation
【经】 depreciation