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World of Warcraft: Cataclysm is the third expansion set for the massively multiplayer online role-playing game (MMORPG) World of Warcraft, following Wrath of the Lich King. It was officially announced at BlizzCon on August 21, 2009, although dataminers and researchers discovered details before it was announced by Blizzard. [ 2 ]
Because the cruisers were built on the Spruance-class destroyer hulls, they had limited upgrade potential due to space, weight, and power margins. [6] [7] Meanwhile, the procurement of the Zumwalt-class destroyers was severely curtailed due to high costs and a renewed emphasis on air and missile defense for larger combatants. [8]
USS Arleigh Burke (DDG-51) This is a list of destroyers of the United States Navy, sorted by hull number.It includes all of the series DD, DL, DDG, DLG, and DLGN. CG-47 Ticonderoga and CG-48 Yorktown were approved as destroyers (DDG-47 and DDG-48) and redesignated cruisers before being laid down; it is uncertain whether CG-49 Vincennes and CG-50 Valley Forge were ever authorized as destroyers ...
In the expansion World of Warcraft: Cataclysm, Azeroth has been changed permanently in-game, even for players without the expansion set installed. The corrupted Black Dragon Aspect, Deathwing the Destroyer (formerly Neltharion, the Earth-Warder) has broken free from imprisonment in Deepholm, part of the Elemental Plane, and caused major changes ...
From the 1950s to 1975, the US Navy had three types of fast task force escorts and one type of convoy escort. The task force escorts were cruisers (hull classification symbols CAG/CLG/CG), frigates or destroyer-leaders (DL/DLG), and destroyers (DD/DDG); the convoy escorts were ocean escorts (DE/DEG), often called destroyer escorts as they retained the designation and number series of the World ...
A guided-missile destroyer (DDG) is a destroyer whose primary armament is guided missiles so they can provide anti-aircraft warfare screening for the fleet. The NATO standard designation for these vessels is DDG , while destroyers which have a primary gun armament or a small number of anti-aircraft missiles sufficient only for point-defense are ...
A rupture disc (burst) Pressure-effect acting at a rupture disc A rupture disc, also known as a pressure safety disc, burst disc, bursting disc, or burst diaphragm, is a non-reclosing pressure relief safety device that, in most uses, protects a pressure vessel, equipment or system from overpressurization or potentially damaging vacuum conditions.
Nemesis is a hypothetical red dwarf [1] or brown dwarf, [2] originally postulated in 1984 [3] to be orbiting the Sun at a distance of about 95,000 AU (1.5 light-years), [2] somewhat beyond the Oort cloud, to explain a perceived cycle of mass extinctions in the geological record, which seem to occur more often at intervals of 26 million years.