unit mole造句
例句與造句
- The National Institute of Standards and Technology of the United States prefers the term "'amount-of-substance fraction "'over mole fraction because it does not contain the name of the unit mole.
- Different elements have a different atomic mass, and as collections of single atoms, molecules have a definite molar mass, measured with the unit mole ( 6.02 ?10 23 individual molecules, Avogadro's constant ).
- It's difficult to find unit mole in a sentence. 用unit mole造句挺難的