Bilim
bir qidiruv
masofasida.

Minglab tayyor referat, slayd, kurs ishi va kitoblarni soniyalarda toping. Hujjat matni ichida ham qidirish mumkin.

19M+

Fayl bazasi

1mln+

Kunlik qidiruvlar

99.9%

Bepul yuklamalar

Qidiruv natijalari: "biosferaning ifloslanishi va uning oldini olish masalasi"

6792 ta fayl topildi

begona o’tlar tarqalishini oldini olish — PPTX

begona o’tlar tarqalishini oldini olish

15 sahifa 2,1 MB

endokrin kasalliklarning oldini olish usullari — PDF

endokrin kasalliklarning oldini olish usullari

10 sahifa 4,5 MB

ekologik inqirozning oldini olish muammolari — PPTX

ekologik inqirozning oldini olish muammolari

10 sahifa 518,5 KB

ijtimoiy mojarolarning oldini olish usullari — PPTX

ijtimoiy mojarolarning oldini olish usullari

12 sahifa 2,0 MB

yoshlar orasida narkomaniyaning oldini olish — PPT

yoshlar orasida narkomaniyaning oldini olish

antropogen ifloslanish va uning o`zgaruvchanligi — DOCX

antropogen ifloslanish va uning o`zgaruvchanligi

6 sahifa 49,1 KB

havoning ifloslanishi va uning inson organizmiga ta’siri — PPTX

havoning ifloslanishi va uning inson organizmiga ta’siri

10 sahifa 1,5 MB

atmosfera xavosining ifloslanishi va uning salbiy okibatlari — DOC

atmosfera xavosining ifloslanishi va uning salbiy okibatlari

atmosfеra havosining ifloslanishi va uning gigiеnik ahamiyati — DOC

atmosfеra havosining ifloslanishi va uning gigiеnik ahamiyati

transport masalasi va uning matematik modeli.pptx — PPTX

transport masalasi va uning matematik modeli.pptx

transport masalasi va uning matematik modeli — PPTX

transport masalasi va uning matematik modeli

16 sahifa 280,3 KB

transport masalasi va uning matematik modeli — PPTX

transport masalasi va uning matematik modeli

16 sahifa 298,0 KB