A.an intermetallic compound
B.a solid substance containing two or more metallic elements
C.a metallic material containing at least one metallic element
D.a metallic material containing at least one non-matallic element
A.an intermetallic compound
B.a solid substance containing two or more metallic elements
C.a metallic material containing at least one metallic element
D.a metallic material containing at least one non-matallic element