🇬🇧 英制常用长度换算Imperial Length Converter
英寸、英尺、码、英里与米换算。支持英寸、英尺、码、英里、米、厘米互算。Convert inches, feet, yards and miles with metres. Units: inch, foot, yard, mile, metre, centimetre.
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
「英制常用长度换算」是什么？What is the Imperial Length Converter tool?
英寸、英尺、码、英里与米换算。支持英寸、英尺、码、英里、米、厘米互算。Convert inches, feet, yards and miles with metres. Units: inch, foot, yard, mile, metre, centimetre.
如何使用「英制常用长度换算」？How do I use the Imperial Length Converter tool?
在「英制常用长度换算」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 Imperial Length Converter and choose the source unit; the table shows the value in every other unit at once, ready to copy.
用的是国际码吗？Does it use the international yard?
是的，1 码 = 0.9144 米（精确），1 英尺 = 0.3048 米，1 英寸 = 2.54 厘米，1 英里 = 1609.344 米，都是 1959 年国际协议的定义值。Yes. 1 yard = 0.9144 m exactly, 1 foot = 0.3048 m, 1 inch = 2.54 cm and 1 mile = 1,609.344 m, all defined by the 1959 international agreement.
1 英尺 等于多少其他单位？How much is 1 foot in the other units?
1 英尺 = 12 英寸 = 0.3333333333 码 = 0.0001893939394 英里 = 0.3048 米 = 30.48 厘米（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 foot = 12 inch = 0.3333333333 yard = 0.0001893939394 mile = 0.3048 metre = 30.48 centimetre (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?
「英制常用长度换算」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 Imperial Length Converter — "Value" default 1. The result always uses the current settings.
换算系数准确吗？Are the conversion factors exact?
「英制常用长度换算」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 Imperial Length Converter uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「英制常用长度换算」免费吗？需要注册吗？Is the Imperial Length Converter free? Do I need an account?
「英制常用长度换算」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 Imperial Length Converter is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.