横向
1
Second lightest element
4
Absolute temperature scale unit
6
Substance with pH above 7
7
Biological catalyst
纵向
2
Unit of electric potential
3
Unit of energy
5
Group of similar cells
8
Unit of force
9
Mass per unit volume
Second lightest element
Absolute temperature scale unit
Substance with pH above 7
Biological catalyst
Unit of electric potential
Unit of energy
Group of similar cells
Unit of force
Mass per unit volume