🌡️ 兰氏度 ↔ 开尔文Rankine to Kelvin
K = R × 5/9。支持兰氏度、开尔文、摄氏度、华氏度互算。K = R × 5/9. Units: Rankine, Kelvin, Celsius, Fahrenheit.
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
「兰氏度 ↔ 开尔文」是什么？What is the Rankine to Kelvin tool?
K = R × 5/9。支持兰氏度、开尔文、摄氏度、华氏度互算。K = R × 5/9. Units: Rankine, Kelvin, Celsius, Fahrenheit.
如何使用「兰氏度 ↔ 开尔文」？How do I use the Rankine to Kelvin tool?
在「兰氏度 ↔ 开尔文」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 Rankine to Kelvin and choose the source unit; the table shows the value in every other unit at once, ready to copy.
绝对零度在两个温标下是多少？Where is absolute zero on each scale?
都是 0：0 K = 0 °R。两者只是刻度大小不同，K = °R × 5/9，例如 540 °R = 300 K。Zero on both: 0 K = 0 °R. They differ only in degree size, K = °R × 5/9; 540 °R = 300 K.
有哪些选项可以调整？What options can I adjust?
「兰氏度 ↔ 开尔文」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 Rankine to Kelvin — "Value" default 1. The result always uses the current settings.
换算系数准确吗？Are the conversion factors exact?
「兰氏度 ↔ 开尔文」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 Rankine to Kelvin uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「兰氏度 ↔ 开尔文」免费吗？需要注册吗？Is the Rankine to Kelvin free? Do I need an account?
「兰氏度 ↔ 开尔文」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 Rankine to Kelvin is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.