To’G’ri gеоmеtrik shаklli nаmunаning o’rtаchа zichligini аniqlаsh umumiy malumotlar

QUMNING MAYDA-YIRIKLIGINI ANIQLASH 
Umumiy malumotlar: ________________________________________________________ 
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İshning maqsadi: ______________________________________________________________ 
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Zarurli asbob-uskunalar va ashyolar: ______________________________________________ 
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Elaklar to’plami 
Qumni beton yoki qorishma uchun yaroqli ekanligini uning mayda-
yirikligiga qarab aniqlash grafigi 
Tajriba tartibi: ______________________________________________________________ 
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Topilgan natijalar quyidagi jadvalga yozib boriladi.
Qumning xili ______________ 
Elaklar 
katagining 
diametri, mm 
Har qaysi 
elakdagi qoldiq 
massasi, g 
Har qaysi 
elakdagi qoldiq, 
% 
Har qaysi 
elakdagi jami 
qoldiq, % 
Yirik modulib, 
M
y
Eslatma 
1 
2
3 
Xulosa: O’zRST talablariga mos keladi, mos kelmaydi (keraksizi o’chirilsin). 

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