⚛️ 元电荷 ↔ 库仑Elementary charge to Coulomb
元电荷与库仑互算（1 e = 1.602176634e-19 C）。本地换算，附常用相关单位。Convert elementary charge and coulomb (1 e = 1.602176634e-19 C). 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
「元电荷 ↔ 库仑」是什么？What is the Elementary charge to Coulomb tool?
元电荷与库仑互算（1 e = 1.602176634e-19 C）。本地换算，附常用相关单位。Convert elementary charge and coulomb (1 e = 1.602176634e-19 C). Runs locally with related units.
如何使用「元电荷 ↔ 库仑」？How do I use the Elementary charge to Coulomb tool?
在「元电荷 ↔ 库仑」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 Elementary charge to Coulomb and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 元电荷等于多少库仑？How many coulomb in 1 elementary charge?
1 e = 1.602176634e-19 C（按国际定义系数）。1 e = 1.602176634e-19 C (international definition).
如何把元电荷换算成库仑？How do I convert elementary charge to coulomb?
结果 = 数值 × 1.602176634e-19。例如 6.24150907446e+18 e = 1 C。result = value × 1.602176634e-19. Example: 6.24150907446e+18 e = 1 C.
元电荷/库仑属于哪类单位？What kind of units are elementary charge/coulomb?
二者同属「电荷」量纲，可安全互算。Both are electric charge units.
换算系数准确吗？Are the conversion factors exact?
「元电荷 ↔ 库仑」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 Elementary charge to Coulomb uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「元电荷 ↔ 库仑」免费吗？需要注册吗？Is the Elementary charge to Coulomb free? Do I need an account?
「元电荷 ↔ 库仑」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 Elementary charge to Coulomb is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.