2
MUNDARIJA
KIRISH................................................................................
3
I-BOB
QIMMATBAHO METALLAR VA ULARNING
QOTISHMALARI
1.1
O’zbekistonning jug`rofiy-strategik imkoniyatlari va tabiiy-
xom ashyo resurslari……………………………..................
6
1.2.
Qimmatbaho
metallarning
fizik
va
mexanik
xossalari................................................................ ...........
11
1.3.
Oltin, kumush va platinaning qotishmalari va ularning
kimyoviy tarkibi.................................................................
19
1.4
Platina va platinasimon metallar..........................................
27
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