SAKhTI, muqovimati jismi sakhtro ba fishor yo kharoshidan guyand. Sakhti sobitai fiziki nabuda, balki yaq nav khosiyati jism ast, ki ham ba mustahkamiyu chandiriyati malerial va ham ba usuli andozagiri vobasta ast. Dar mineralogiya Sakhtiro az rui shkalai Moos muayyan mekunand.
Инчунин кобед
SATHI DAVRZANI
SATHI DAVRZANI, sathest, ki dar natijai dar atrofi mehvari beharakat davr zadani yagon khati kaj …