🎈 毫托 ↔ 标准大气压Millitorr to Atmosphere
毫托与标准大气压互算（1 mTorr = 1.315789474e-06 atm）。本地换算，附常用相关单位。Convert millitorr and atmosphere (1 mTorr = 1.315789474e-06 atm). 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
「毫托 ↔ 标准大气压」是什么？What is the Millitorr to Atmosphere tool?
毫托与标准大气压互算（1 mTorr = 1.315789474e-06 atm）。本地换算，附常用相关单位。Convert millitorr and atmosphere (1 mTorr = 1.315789474e-06 atm). Runs locally with related units.
如何使用「毫托 ↔ 标准大气压」？How do I use the Millitorr to Atmosphere tool?
在「毫托 ↔ 标准大气压」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 Millitorr to Atmosphere and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 毫托等于多少标准大气压？How many atmosphere in 1 millitorr?
1 mTorr = 1.315789474e-06 atm（按国际定义系数）。1 mTorr = 1.315789474e-06 atm (international definition).
如何把毫托换算成标准大气压？How do I convert millitorr to atmosphere?
结果 = 数值 × 1.315789474e-06。例如 760000 mTorr = 1 atm。result = value × 1.315789474e-06. Example: 760000 mTorr = 1 atm.
毫托/标准大气压属于哪类单位？What kind of units are millitorr/atmosphere?
二者同属「压力」量纲，可安全互算；也可打开「pressure-converter」做多单位对照。Both are pressure units; see also the pressure converter hub.
换算系数准确吗？Are the conversion factors exact?
「毫托 ↔ 标准大气压」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 Millitorr to Atmosphere uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「毫托 ↔ 标准大气压」免费吗？需要注册吗？Is the Millitorr to Atmosphere free? Do I need an account?
「毫托 ↔ 标准大气压」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 Millitorr to Atmosphere is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.