📐 百分度 ↔ 角秒Gradian to Arcsecond
百分度与角秒互算（1 gon = 3240 ″）。本地换算，附常用相关单位。Convert gradian and arcsecond (1 gon = 3240 ″). 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
「百分度 ↔ 角秒」是什么？What is the Gradian to Arcsecond tool?
百分度与角秒互算（1 gon = 3240 ″）。本地换算，附常用相关单位。Convert gradian and arcsecond (1 gon = 3240 ″). Runs locally with related units.
如何使用「百分度 ↔ 角秒」？How do I use the Gradian to Arcsecond tool?
在「百分度 ↔ 角秒」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 Gradian to Arcsecond and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 百分度等于多少角秒？How many arcsecond in 1 gradian?
1 gon = 3240 ″（按国际定义系数）。1 gon = 3240 ″ (international definition).
如何把百分度换算成角秒？How do I convert gradian to arcsecond?
结果 = 数值 × 3240。例如 1 gon = 3240 ″。result = value × 3240. Example: 1 gon = 3240 ″.
百分度/角秒属于哪类单位？What kind of units are gradian/arcsecond?
二者同属「角度」量纲，可安全互算；也可打开「angle-converter」做多单位对照。Both are angle units; see also the angle converter hub.
换算系数准确吗？Are the conversion factors exact?
「百分度 ↔ 角秒」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 Gradian to Arcsecond uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「百分度 ↔ 角秒」免费吗？需要注册吗？Is the Gradian to Arcsecond free? Do I need an account?
「百分度 ↔ 角秒」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 Gradian to Arcsecond is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.