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The F-35 was the product of the Joint Strike Fighter (JSF) program, which was the merger of various combat aircraft programs from the 1980s and 1990s. One progenitor program was the Defense Advanced Research Projects Agency (DARPA) Advanced Short Take-Off/Vertical Landing (ASTOVL) which ran from 1983 to 1994; ASTOVL aimed to develop a Harrier jump jet replacement for the U.S. Marine Corps ...
The Four Thirds System is a standard created by Olympus and Eastman Kodak for digital single-lens reflex camera (DSLR) design and development. [ 1] Four Thirds refers to both the size of the image sensor (4/3") as well as the aspect ratio (4:3). The Olympus E-1 was the first Four Thirds DSLR, announced and released in 2003.
Challenger 3 ( CR3) is a planned British main battle tank in development for the British Army. It will be produced by the conversion of existing Challenger 2 tanks by the British/German Rheinmetall BAE Systems Land joint venture. Improvements to Challenger 2 began in 2005 as the Capability And Sustainment Programme (CSP) to keep the Challenger ...
Drive Medical 10257RD-1 4-Wheel Rollator Walker Best walker with seat. ... Price and budget. The cost of walkers ranges from about $30 to over $500, depending on the brand, features and ...
Between January 2021 and December 2022, grocery prices shot up more than 20%. As of July, consumers pay about $0.80 more for a gallon of milk (about $4 total), though dairy prices were already ...
Below is an insider’s look at the work that goes into all the trades that happen — and don’t — in the 24 hours leading up to the trade deadline, through the lens of a fictitious team from ...
The M1 Abrams ( / ˈeɪbrəmz /) [ 10 ] is a third-generation American main battle tank designed by Chrysler Defense (now General Dynamics Land Systems) and named for General Creighton Abrams. Conceived for modern armored ground warfare, it is one of the heaviest tanks in service at nearly 73.6 short tons (66.8 metric tons ).
The P-loop main chain is shown in red, the Mg 2+ ion as green sphere and the side chains of the amino acids K16 and S17 are shown as sticks. Walker A motif, also known as the Walker loop, or P-loop, or phosphate-binding loop, is a motif in proteins that is associated with phosphate binding. The motif has the pattern G-x (4)-GK- [TS], where G, K ...