mass unit

常见例句

The units painted on the dial of a scale are often mass units, not force units.
秤的刻度盘上所标单位是质量的单位，而不是力的单位。
The interval is two mass units because these isotopes of the elements differ by two neutrons.
因为这些元素的同位素相差两个中子，所以其间隔为两个质量单位。
Atomic mass unit and kilogram conversion tables
GB/T5113-1985原子质量单位与千克的相互换算表
The Realization for Mass Unit in China
我国质量单位的复现
A metric unit of mass equal to 100 grams.
百克公制质量单位，等于100克。
A cloud is a mass of vapor in the sky.
云是天空中的水汽团。