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单词 Femtometre
释义

Femtometre

中文百科

飞米

飞米(又称费米,符号fm英式英文:femtometre美式英文:femtometer)是长度单位,常用于描述原子级别的物质。1飞米相当于10米。人们为了纪念最著名的原子物理学家恩里科·费米,将“费米”作为长度单位名。

英语百科

Femtometre 飞米

The femtometre (American spelling femtometer, symbol fm derived from the Danish and Norwegian word femten, "fifteen"+Ancient Greek: μέτρον, metrοn, "unit of measurement") is an SI unit of length equal to 10 metres. This distance can also be called a fermi and was so named in honour of physicist Enrico Fermi, as it is a typical length-scale of nuclear physics.

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更新时间:2025/6/18 10:55:50