Gaffarov Azamat Alisherovich and Haydarov Shohidjon Bahridinovich (2022) “SUBSTANTIATION OF AN EFFICIENT VARIANT OF THE MAIN CONVEYOR IN THE CONDITIONS OF DAUGIZTAU QUARRY”, The American Journal of Engineering and Technology, 4(05), pp. 16–25. doi: 10.37547/tajet/Volume04Issue05-04.