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8 – mast 9 – spreader 10 – shroud 11 – sheet 12 – boom 13 - mast 14 – spinnaker pole 15 – backstay 16 – forestay 17 – boom vang Stays are ropes, wires, or rods on sailing vessels that run fore-and-aft along the centerline from the masts to the hull, deck, bowsprit, or to other masts which serve to stabilize the masts. [1]
However, in many cases, it is also that which makes the program free (and sometimes open source [1]), avoid the need of an Internet connection, [2] [3] [4] and make it very lightweight (allowing use on small portable devices, including smartphones). Very basic programs like this may not be suitable for road navigation in cars, but serve their ...
A system described in the 2003 United States Air Force report called Hypervelocity Rod Bundles [10] was that of 20-foot-long (6.1 m), 1-foot-diameter (0.30 m) tungsten rods that are satellite-controlled and have global strike capability, with impact speeds of Mach 10.
The boat must weigh at least 671 kg (1,479 lb) with a maximum total sail area of 26.5 m 2 (285 sq ft). [ 3 ] [ 2 ] [ 1 ] The Star class pioneered an unusual circular boom vang track, which allows the vang to effectively hold the boom down even when the boom is turned far outboard on a downwind run.
In 1959, the US Navy and US Air Force issued a joint request for a new high-speed expendable target. Beechcraft won the competition, and the result was a small delta-winged drone with wingtip fins and a liquid rocket motor, originally designated XKD2B-1 but now known as the AQM-37.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
5 406 mm (16 in) anti-submarine torpedo tubes The Mirka class was the NATO reporting name for a class of light frigates built for the Soviet Navy in the mid to late 1960s. The Soviet designation was Storozhevoi Korabl (escort ship) Project 35 (Mirka I) and Project 35M (Mirka II).