Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Mamajanov G'Ulomjon Odiljonovich"'
Autor:
Toshmatova Barnoxon Abdurasulovna, Mamajanov G’Ulomjon Odiljonovich, Toshmatov Yo’Ldoshali Raxmonovich
Bugungi kunda butun dunyoda nitrova atsetat sellyuloza materiallaridan foydalanishning sifati va samaradorligini oshirishga qaratilgan izlanishlarga e`tibor qaratilmoqda. Bu jihatdan esa nitrova atsetat guruhlarini o`z ichiga olgan tsellyuloza efirla
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3777fe2fd6084ed426bb0b85ac1a46f5
Ma’lumki sayyoramizning 71% suv bilan qoplangan, bu suvning katta qismi butunlay muzlab qolgan yoki iste’mol uchun yaroqsizdir. O’zbekistonda suv resurslaridan iqtisodiyotning turli tarmoqlarida, qolaversa iste’mol uchun eng muhim manba hisob
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::27963e36fe2d75968d4c516bb4e3958b