ilmiyish

Mahsulot tavsifi

Study materials on coal, oil, natural gas, and atomic energy resources, including geographical locations, extraction methods, and energy production. Detailed information on important coal deposits worldwide

#energetika muxandisligi#ko'mir qazib olish usullari#ko'mir konlariining geografik joylashuvi

Muallif

003 003Tasdiqlangan muallif
Hujjatlari
44 771
Sotilgan
1 059

O'xshash hujjatlar