🧴 夸脱 ↔ 加仑Quart to Gallon
美制夸脱与加仑互算（4 qt = 1 gal）。支持夸脱、加仑、品脱、升互算。US quarts ↔ gallons (4 qt = 1 gal). Units: quart (US), gallon (US), pint (US), litre.
点击任意一行可复制该结果；小于 0.0001 或不小于 10¹⁵ 的数值用 × 10ⁿ 科学计数法显示Click any row to copy that result. Values below 0.0001 or at least 10¹⁵ are shown in × 10ⁿ notation
使用说明与常见问题How-to & FAQ
「夸脱 ↔ 加仑」是什么？What is the Quart to Gallon tool?
美制夸脱与加仑互算（4 qt = 1 gal）。支持夸脱、加仑、品脱、升互算。US quarts ↔ gallons (4 qt = 1 gal). Units: quart (US), gallon (US), pint (US), litre.
如何使用「夸脱 ↔ 加仑」？How do I use the Quart to Gallon tool?
在「夸脱 ↔ 加仑」中输入数值并选择原单位，表格会同时列出换算到所有其他单位的结果，可一键复制。Enter a value in the Quart to Gallon and choose the source unit; the table shows the value in every other unit at once, ready to copy.
夸脱和加仑是什么关系？How do quarts and gallons relate?
4 夸脱 = 1 美制加仑，所以 1 夸脱 = 0.25 加仑 ≈ 0.946 升。4 quarts = 1 US gallon, so 1 quart = 0.25 gallon ≈ 0.946 L.
1 夸脱 等于多少其他单位？How much is 1 quart (US) in the other units?
1 夸脱 = 0.25 加仑 = 2 品脱 = 0.946352946 升（按定义系数计算，最多保留 10 位有效数字）。本页不接受负数：输入负值会提示错误。1 quart (US) = 0.25 gallon (US) = 2 pint (US) = 0.946352946 litre (from the defined factors, up to 10 significant digits). Negative values are not accepted here and show an error.
有哪些选项可以调整？What options can I adjust?
「夸脱 ↔ 加仑」的设置：「数值」默认 1。每次生成结果都按当前设置处理。Settings in the Quart to Gallon — "Value" default 1. The result always uses the current settings.
换算系数准确吗？Are the conversion factors exact?
「夸脱 ↔ 加仑」采用国际单位制（SI）或公认标准中的定义值作为换算系数，结果保留约 10 位有效数字。The Quart to Gallon uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「夸脱 ↔ 加仑」免费吗？需要注册吗？Is the Quart to Gallon free? Do I need an account?
「夸脱 ↔ 加仑」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 Quart to Gallon is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.