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Search results: "zaharli kimyoviy moddalar va texnogen chiqindilar bilan ifloslanishning oldini olish tadbirlari"
10000 files found
PPTX
ekologiya fanidan tayyorlangan slayd
PPTX
atmosferaning transport chiqindilar bilan ifloslanishi aniqlash
DOC
ekologik tusdagi favqulodda vaziyatlar, ularning tasnifi va tavsifi. o’zbеkistonda aholini ekologik favquloddan vaziyatlardan muhofaza qilish tadbirlari
PPTX
yashil ekologiya
PPTX
ekologiya haqida slayd
PPTX
ekologiya
ZIP
ekologiya
ZIP
экология
PPTX
ekologiya
PPTX
sanoat chiqindilari global muammo
DOCX
shahar maishiy va qattiq chiqindilari utilizasiyasi va ikkilamchi maxsulotlar olish
PPTX
atmosfera havosini ifloslanishi va uning inson organizmga tasiri