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Liyue (Chinese: 璃月; pinyin: Líyuè; lit. 'Jade or Glazed Moon') is a fictional nation in the video game Genshin Impact, developed by miHoYo.It is located in the eastern part of the game's continent, Teyvat, and serves as the main location for the first chapter of the game's main storyline.
Combat engineers perform a variety of military engineering, tunnel and mine warfare tasks, as well as construction and demolition duties in and out of combat zones. [ 1 ] [ 2 ] Combat engineers facilitate the mobility of friendly forces while impeding that of the enemy.
A mine rescue chamber is an emergency shelter installed in hazardous environments, typically underground. It is also known as refuge chamber, [ 1 ] refuge bay, or refuge alternative. Refuge chambers come in multiple types and models, and are used in multiple industries including metalliferous mining, coal, tunnelling and petrochemical facilities.
Drift mining is either the mining of an ore deposit by underground methods, or the working of coal seams accessed by adits driven into the surface outcrop of the coal bed. [1] A drift mine is an underground mine in which the entry or access is above water level and generally on the slope of a hill, driven horizontally into the ore seam.
The Grayzone is an American news website and blog [6] described as fringe [12] and far-left by numerous sources. [23] It was founded and edited by American journalist Max Blumenthal. [3] The website was initially founded as The Grayzone Project [24] and was affiliated with AlterNet until early 2018. [9]
Example of a mine gallery with timber roof support. In siege warfare, tunnelling is a long-held tactic for breaching and breaking enemy defences.The Greek historian Polybius, in his Histories, described accounts of mining during Philip V of Macedon's siege of the town of Prinassos; there is also a graphic account of mining and counter-mining at the Roman siege of Ambracia.
Mine reclamation creates useful landscapes that meet a variety of goals, ranging from the restoration of productive ecosystems to the creation of industrial and municipal resources. In the United States, mine reclamation is a regular part of modern mining practices. [2] Modern mine reclamation reduces the environmental effects of mining.
The underground war continued with offensive mining to destroy opposing strong points and defensive mining to destroy tunnels, which were 30–120 ft (9.1–36.6 m) long. Around La Boisselle, the Germans dug defensive transverse tunnels about 80 ft (24 m) long, parallel to the front line. [ 2 ]