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Search results: "zaharli kimyoviy moddalar va texnogen chiqindilar bilan ifloslanishning oldini olish tadbirlari"
10000 files found
DOCX
ichimlik suvini tozalashning asosiy usullari
PPTX
yirik ekologik muammolar va ularning yechimi
DOCX
mehmat gigiyenasi fanidan test varianti
DOC
tuproqlarni radionuklidlar bilan ifloslanish muammolari va bartaraf etish tadbirlari
DOCX
tabiat va jamiyat o‘rtasidagi munosabatlar
DOCX
texnogen tusdagi favqulodda vaziyatlar, ularning keltiradigan talafotlari. transport va korxonalardagi avariyalar
PDF
atmosfera havosiga tushayotgan chiqindilarni kamaytirish uchun qo'llaniladigan texnik va tashkiliy chora tadbirlar
PPTX
kimyo fanining atrof muhitni muhofaza qilishdagi roli
PPTX
ekologik muammolar
PPTX
ford otosan: – avtomobilsozlik
PPTX
ekologik muammolar va ularni yechish
PPTX
atmosfera havosining kimyoviy tarkibi va gigiyenik ahamiyati