📏 千米 ↔ 码Kilometer To Yard
千米与码互算。支持千米、码、米、英里互算。Kilometres ↔ yards. Units: kilometre, yard, metre, mile.
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
「千米 ↔ 码」是什么？What is the Kilometer To Yard tool?
千米与码互算。支持千米、码、米、英里互算。Kilometres ↔ yards. Units: kilometre, yard, metre, mile.
如何使用「千米 ↔ 码」？How do I use the Kilometer To Yard tool?
在「千米 ↔ 码」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 Kilometer To Yard and choose the source unit; the table shows the value in every other unit at once, ready to copy.
码是怎么定义的？How is the yard defined?
国际码：1 码 = 0.9144 米（精确值），所以 1 公里 = 1000 ÷ 0.9144 ≈ 1093.61 码。The international yard: 1 yd = 0.9144 m exactly, so 1 km = 1000 ÷ 0.9144 ≈ 1,093.61 yd.
1 千米 等于多少其他单位？How much is 1 kilometre in the other units?
1 千米 = 1093.613298 码 = 1000 米 = 0.6213711922 英里（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 kilometre = 1093.613298 yard = 1000 metre = 0.6213711922 mile (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?
「千米 ↔ 码」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 Kilometer To Yard — "Value" default 1. The result always uses the current settings.
换算系数准确吗？Are the conversion factors exact?
「千米 ↔ 码」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 Kilometer To Yard uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「千米 ↔ 码」免费吗？需要注册吗？Is the Kilometer To Yard free? Do I need an account?
「千米 ↔ 码」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 Kilometer To Yard is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.