💧 千克转加仑（水）Kg to Gal (Water)

使用说明与常见问题How-to & FAQ

「千克转加仑（水）」是什么？What is the Kg to Gal (Water) tool?

水的质量换美制加仑体积。可设置「千克」、「密度 kg/L」。Mass of water → US gallons. Settings: Kilograms, Density kg/L.

如何使用「千克转加仑（水）」？How do I use the Kg to Gal (Water) tool?

填写千克数，按需修改密度（默认按水），即可得到对应的美制加仑数。结果会随输入实时更新。Enter the kilograms and change the density if needed (water by default) to get the US gallons. The result updates as you type.

水Water

默认密度接近 20°C 纯水。Default density ≈ pure water at 20°C.

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

例如在「千克转加仑（水）」中填 千克 = 3.785411784，密度 kg/L = 1，结果区显示：加仑 (US)：1 gal；升：3.7854 L；磅：8.345 lbFor example, entering Kilograms = 3.785411784, Density kg/L = 1 in the Kg to Gal (Water) gives: Gallons (US): 1 gal; Litres: 3.7854 L; Pounds: 8.345 lb

哪些输入会被检查？Which inputs are validated?

「千克转加仑（水）」会检查这些输入——「千克」、「密度 kg/L」：必须填写，须大于 0；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 Kg to Gal (Water) checks its inputs — "Kilograms", "Density kg/L": required, must be greater than 0; 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?

「千克转加仑（水）」的设置：「千克」默认 3.785；「密度 kg/L」默认 0.998。每次生成结果都按当前设置处理。Settings in the Kg to Gal (Water) — "Kilograms" default 3.785; "Density kg/L" default 0.998. The result always uses the current settings.

「千克转加仑（水）」免费吗？需要注册吗？Is the Kg to Gal (Water) free? Do I need an account?

「千克转加仑（水）」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 Kg to Gal (Water) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.