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Maktabgacha bolalar muassasalari va maktablarga bo'lgan umumiy gigiyenk talablar
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This book outlines the general hygiene requirements for preschool institutions and schools, including microclimate conditions, air exchange, and lighting standards
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Premium Content
Maktabgacha bolalar muassasalari va maktablarga bo'lgan umumiy gigiyenk talablar
1 ta sotilgan
3,500so'm
Sotuvlar soni
1 taBetlar soni
17 taFayl hajmi
8.81 MBFayl turi
.pptx
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