🧴 容升 ↔ 大口瓶Ronnalitre to Demijohn (carboy)
容升与大口瓶互算（1 RL = 5e+25 demijohn）。本地换算，附常用相关单位。Convert ronnalitre and demijohn (carboy) (1 RL = 5e+25 demijohn). 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
「容升 ↔ 大口瓶」是什么？What is the Ronnalitre to Demijohn (carboy) tool?
容升与大口瓶互算（1 RL = 5e+25 demijohn）。本地换算，附常用相关单位。Convert ronnalitre and demijohn (carboy) (1 RL = 5e+25 demijohn). Runs locally with related units.
如何使用「容升 ↔ 大口瓶」？How do I use the Ronnalitre to Demijohn (carboy) tool?
在「容升 ↔ 大口瓶」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 Ronnalitre to Demijohn (carboy) and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 容升等于多少大口瓶？How many demijohn (carboy) in 1 ronnalitre?
1 RL = 5e+25 demijohn（按国际定义系数）。1 RL = 5e+25 demijohn (international definition).
如何把容升换算成大口瓶？How do I convert ronnalitre to demijohn (carboy)?
结果 = 数值 × 5e+25。例如 2e-26 RL = 1 demijohn。result = value × 5e+25. Example: 2e-26 RL = 1 demijohn.
容升/大口瓶属于哪类单位？What kind of units are ronnalitre/demijohn (carboy)?
二者同属「体积」量纲，可安全互算；也可打开「volume-converter」做多单位对照。Both are volume units; see also the volume converter hub.
换算系数准确吗？Are the conversion factors exact?
「容升 ↔ 大口瓶」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 Ronnalitre to Demijohn (carboy) uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「容升 ↔ 大口瓶」免费吗？需要注册吗？Is the Ronnalitre to Demijohn (carboy) free? Do I need an account?
「容升 ↔ 大口瓶」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 Ronnalitre to Demijohn (carboy) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.