📐 千米 ↔ 英尺Kilometer ↔ Foot
千米与英尺互算。支持千米、英尺、米、英里互算。Convert kilometres and feet. Units: kilometre, foot, 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 ↔ 英尺」是什么?What is the Kilometer ↔ Foot tool?
千米与英尺互算。支持千米、英尺、米、英里互算。Convert kilometres and feet. Units: kilometre, foot, metre, mile.
如何使用「千米 ↔ 英尺」?How do I use the Kilometer ↔ Foot tool?
在「千米 ↔ 英尺」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 ↔ Foot and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 公里约等于多少英尺?How many feet are in a kilometre?
1 公里 ≈ 3280.84 英尺,由 1 英尺 = 0.3048 米(精确)得出:1000 ÷ 0.3048 = 3280.8398…。反过来 1000 英尺 = 0.3048 公里。1 km ≈ 3,280.84 ft, from 1 ft = 0.3048 m exactly: 1000 ÷ 0.3048 = 3280.8398…. Going the other way, 1,000 ft = 0.3048 km.
1 千米 等于多少其他单位?How much is 1 kilometre in the other units?
1 千米 = 3280.839895 英尺 = 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 = 3280.839895 foot = 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 ↔ 英尺」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 ↔ Foot — "Value" default 1. The result always uses the current settings.
换算系数准确吗?Are the conversion factors exact?
「千米 ↔ 英尺」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 ↔ Foot uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「千米 ↔ 英尺」免费吗?需要注册吗?Is the Kilometer ↔ Foot free? Do I need an account?
「千米 ↔ 英尺」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 ↔ Foot is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.