📐 角秒 ↔ 百分度Arcsecond to Gradian
角秒与百分度互算（1 ″ = 0.000308641975309 gon）。本地换算，附常用相关单位。Convert arcsecond and gradian (1 ″ = 0.000308641975309 gon). 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
「角秒 ↔ 百分度」是什么？What is the Arcsecond to Gradian tool?
角秒与百分度互算（1 ″ = 0.000308641975309 gon）。本地换算，附常用相关单位。Convert arcsecond and gradian (1 ″ = 0.000308641975309 gon). Runs locally with related units.
如何使用「角秒 ↔ 百分度」？How do I use the Arcsecond to Gradian tool?
在「角秒 ↔ 百分度」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 Arcsecond to Gradian and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 角秒等于多少百分度？How many gradian in 1 arcsecond?
1 ″ = 0.000308641975309 gon（按国际定义系数）。1 ″ = 0.000308641975309 gon (international definition).
如何把角秒换算成百分度？How do I convert arcsecond to gradian?
结果 = 数值 × 0.000308641975309。例如 3240 ″ = 1 gon。result = value × 0.000308641975309. Example: 3240 ″ = 1 gon.
角秒/百分度属于哪类单位？What kind of units are arcsecond/gradian?
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?
「角秒 ↔ 百分度」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 Arcsecond to Gradian uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「角秒 ↔ 百分度」免费吗？需要注册吗？Is the Arcsecond to Gradian free? Do I need an account?
「角秒 ↔ 百分度」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 Arcsecond to Gradian is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.