🚗 英里/小时换算公里/小时（mph 转 km/h）mph to km/h Converter (mph to km/h)

使用说明与常见问题How-to & FAQ

「英里/小时换算公里/小时（mph 转 km/h）」是什么？What is the mph to km/h Converter (mph to km/h) tool?

英里/小时转换为公里/小时，输入数值立即得到结果，附换算公式和常用对照表。Convert mph to km/h instantly, with the formula and a quick reference table.

如何使用「英里/小时换算公里/小时（mph 转 km/h）」？How do I use the mph to km/h Converter (mph to km/h) tool?

在「英里/小时换算公里/小时（mph 转 km/h）」中，填写「英里/小时 (mph)」等参数，结果会随输入实时计算并显示在下方。In the mph to km/h Converter (mph to km/h): Fill in "mph"; results are recalculated instantly as you type.

1 英里/小时等于多少公里/小时？How many km/h are in 1 mph?

1 mph = 1.609344 km/h。1 mph = 1.609344 km/h.

如何手动把英里/小时换算成公里/小时？How do I convert mph to km/h by hand?

用公式 公里/小时 = 英里/小时 × 1.609344。例如 10 mph = 16.09344 km/h。Use km/h = mph × 1.609344. For example, 10 mph = 16.09344 km/h.

可以反向换算吗？Can I convert the other way?

可以。页面下方有反向换算页面的链接，也可以打开完整的单位换算器，在多种单位之间同时换算。「英里/小时换算公里/小时（mph 转 km/h）」的换算系数采用国际标准定义。Yes. Use the reverse-conversion link below, or open the full unit converter to see many units at once. The mph to km/h Converter (mph to km/h) uses internationally defined factors.

「英里/小时换算公里/小时（mph 转 km/h）」免费吗？需要注册吗？Is the mph to km/h Converter (mph to km/h) free? Do I need an account?

「英里/小时换算公里/小时（mph 转 km/h）」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 mph to km/h Converter (mph to km/h) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.