📉 直线折旧Straight Line Depreciation

使用说明与常见问题How-to & FAQ

「直线折旧」是什么？What is the Straight Line Depreciation tool?

年折旧 = (成本 - 残值) / 年限。本地处理。可设置「成本」、「残值」、「使用年限」。Annual depreciation = (cost - salvage) / years. Processed locally. Settings: Cost, Salvage, Useful life years.

如何使用「直线折旧」？How do I use the Straight Line Depreciation tool?

在「直线折旧」中，填写「成本」、「残值」、「使用年限」等参数，结果会随输入实时计算并显示在下方。In the Straight Line Depreciation: Fill in "Cost", "Salvage", "Useful life years"; results are recalculated instantly as you type.

能算加速折旧吗？Can it do accelerated depreciation?

不能，本页只用直线法：每年折旧 = (原值 − 残值) ÷ 使用年限，每年金额相同。双倍余额递减法、年数总和法等加速折旧在前几年计提更多，需要用其他工具。No, straight-line only: annual depreciation = (cost − salvage) ÷ useful life, the same every year. Accelerated methods such as double-declining balance or sum-of-years' digits charge more in early years and need another tool.

能举个计算实例吗？Can you show a worked example?

例如在「直线折旧」中填 成本 = 50000，残值 = 5000，使用年限 = 5，结果区显示：年折旧：9,000.00；月折旧示意：750.00For example, entering Cost = 50000, Salvage = 5000, Useful life years = 5 in the Straight Line Depreciation gives: Annual depreciation: 9,000.00; Monthly demo: 750.00

哪些输入会被检查？Which inputs are validated?

「直线折旧」会检查这些输入——「成本」：必须填写，须大于 0且不大于 1,000,000,000,000,000；「残值」：必须填写，须不小于 0且不大于 1,000,000,000,000,000；「使用年限」：必须填写，须为不小于 1且不大于 100的整数；绝对值超过 10¹⁵ 的数也会被拒绝。不符合时结果区显示具体提示，不会给出数字。The Straight Line Depreciation checks its inputs — "Cost": required, must be more than 0 and at most 1,000,000,000,000,000; "Salvage": required, must be at least 0 and at most 1,000,000,000,000,000; "Useful life years": required, must be at least 1 and at most 100 (a whole number); numbers above 10¹⁵ in absolute value are rejected too. When a value fails, the result area names the problem instead of showing a number.

有哪些选项可以调整？What options can I adjust?

「直线折旧」的设置：「成本」默认 50000；「残值」默认 5000；「使用年限」默认 5。每次生成结果都按当前设置处理。Settings in the Straight Line Depreciation — "Cost" default 50000; "Salvage" default 5000; "Useful life years" default 5. The result always uses the current settings.

计算结果可以作为最终依据吗？Can I rely on the result?

「直线折旧」按标准公式计算，结果仅供参考；实际金额以银行、券商或税务机关的规则和四舍五入方式为准。The Straight Line Depreciation uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.

「直线折旧」免费吗？需要注册吗？Is the Straight Line Depreciation free? Do I need an account?

「直线折旧」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Straight Line Depreciation is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.