Sentence examples for primary mining from inspiring English sources
Globally, three primary mining methods were developed for the underground coal mining: longwall, room and pillar, and panel and pillar.
Modern coal mining organically integrates advanced coal mining equipment, advanced coal mining technologies and modern management technology, which features high mechanization, high total productivity and high intelligence and has large primary mining area, large primary mining height and large primary goaf area compared to conventional coal mining technology (Gu and Zhang 2012).
Deep mining, which was the primary mining method used in western Maryland, declined in use after World War II, replaced primarily by surface mining.
Most of the primary mining communities in the Beatty Rhyolite area during the gold-rush boom of 1904 08 were either in or on the edge of the Bullfrog Hills.
The primary mining of tantalum is in Australia, where the largest producer, Global Advanced Metals, formerly known as Talison Minerals, operates two mines in Western Australia, Greenbushes in the Southwest and Wodgina in the Pilbara region.
Globally, Pb derives either from primary (mining) or secondary sources (recycling and refining).
The Minamata Convention on Mercury ("Minamata Convention"), among other things, bans primary mercury mining, requires permits for trade in pure mercury, and regulates specific mercury products, processes, and releases to air, land, and water.
UTRsite derives data from UTRdb, a curated database that updates UTR datasets through primary data mining and experimental validation [ 60, 61].
Insights into the biological pathways regulated by YbeY-dependent sRNAs during HU treatment in ΔybeY and WT genotypes were obtained by identifying bona-fide, experimentally inferred targets and genes that are associated with differentially regulated sRNAs using two databases, sRNATarBase and sRNAMap, and by primary literature mining ([ 1, 28]; Figures 2 and 4).
But cobalt will be the primary resource mined at the Idaho Cobalt Project near Salmon, Idaho.
His is a primary gold mine, which means it produces more gold than other valuable metals like copper.
