例句與造句

1. The electron relative atomic mass can be measured directly in a Penning trap.
2. The electron relative atomic mass is an adjusted parameter in the CODATA set of fundamental physical constants, while the electron rest mass in kilograms is calculated from the values of the Planck constant, the fine structure constant and the Rydberg constant.
3. It's difficult to find electron relative atomic mass in a sentence. 用electron relative atomic mass造句挺難的