( 4110 )
↓
.
, . , , , . ( 3%) 24 (Y, V, Mn, Cu, Ti, Zr, Al, Si, Mg, Ca, Fe, Nb, P, Pb, Zn, Cr, Ba, Co, Na, Sr, Sn, Mo, Yb). 12 - . AI, Si, Ti, , Fe, Mg, u.
"": 1 - . 2 - 3 - 4 - 5 - "" 6 - 7 - = ... 46 - - 47 - 48 - . .