promethium
promethium /pɹoʊˈmiːθiəm/ nghĩa là prometi
Các nghĩa
-
prometi
A metallic chemical element (symbol Pm) with an atomic number of 61.
promethium /pɹoʊˈmiːθiəm/ nghĩa là prometi
prometi
A metallic chemical element (symbol Pm) with an atomic number of 61.