Actinium-hi

Actinium-hi he tui ngièn-su chû-khì-péu lî-tú 89 ho (Actinium) chṳ 103 ho (Lawrencium) fa-ho̍k ngièn-su ke thúng-chhṳ̂n.

Category:Fa-ho̍k
Category:Kîm-su̍k