Conchoidal tawg
Conchoidal fracture yog hu ua pob txha pob txha. Cov pob txha tawg yog ib qho chaw tsis tu ncua nrog cov voj voog concentric, uas zoo li lub ntsej muag ntawm clam plhaub.
Aug 31, 2021
Conchoidal tawg
Conchoidal fracture yog hu ua pob txha pob txha. Cov pob txha tawg yog ib qho chaw tsis tu ncua nrog cov voj voog concentric, uas zoo li lub ntsej muag ntawm clam plhaub.
Xa kev nug