📶 周/时 ↔ 转/分（精确）Cycles per hour to Revolution per minute (exact)
周/时与转/分（精确）互算（1 cph clk = 216000 rpm X）。本地换算，附常用相关单位。Convert cycles per hour and revolution per minute (exact) (1 cph clk = 216000 rpm X). Runs locally with related units.
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
「周/时 ↔ 转/分（精确）」是什么？What is the Cycles per hour to Revolution per minute (exact) tool?
周/时与转/分（精确）互算（1 cph clk = 216000 rpm X）。本地换算，附常用相关单位。Convert cycles per hour and revolution per minute (exact) (1 cph clk = 216000 rpm X). Runs locally with related units.
如何使用「周/时 ↔ 转/分（精确）」？How do I use the Cycles per hour to Revolution per minute (exact) tool?
在「周/时 ↔ 转/分（精确）」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 Cycles per hour to Revolution per minute (exact) and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 周/时等于多少转/分（精确）？How many revolution per minute (exact) in 1 cycles per hour?
1 cph clk = 216000 rpm X（按国际定义系数）。1 cph clk = 216000 rpm X (international definition).
如何把周/时换算成转/分（精确）？How do I convert cycles per hour to revolution per minute (exact)?
结果 = 数值 × 216000。例如 1 cph clk = 216000 rpm X。result = value × 216000. Example: 1 cph clk = 216000 rpm X.
周/时/转/分（精确）属于哪类单位？What kind of units are cycles per hour/revolution per minute (exact)?
二者同属「频率」量纲，可安全互算；也可打开「frequency-converter」做多单位对照。Both are frequency units; see also the frequency converter hub.
「周/时 ↔ 转/分（精确）」免费吗？需要注册吗？Is the Cycles per hour to Revolution per minute (exact) free? Do I need an account?
「周/时 ↔ 转/分（精确）」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 Cycles per hour to Revolution per minute (exact) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.