智慧型手機如何定位追蹤 相關
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The Global Positioning System ( GPS ), originally Navstar GPS, [2] is a satellite-based radio navigation system owned by the United States government and operated by the United States Space Force. [3] .
For statistics and control theory, Kalman filtering, also known as linear quadratic estimation, is an algorithm that uses a series of measurements observed over time, including statistical noise and other inaccuracies, and produces estimates of unknown variables that tend to be more accurate than those based on a single measurement alone, by est...
Arnold Bennett (1867–1931) was an English author who wrote 34 novels, 7 volumes of short stories and a daily journal of more than a million words. He also wrote or co-wrote 13 plays, wrote articles and stories for more than 100 newspapers and periodicals, worked in and briefly ran the UK's Ministry of Information in the First World War, and ...
- Design and Development
- Operational History
- Variants
- Operators
- Specifications
- See Also
- References
- External Links
The T-34 was the brainchild of Walter Beech, who developed it as the Beechcraft Model 45 private venture at a time when there was no defense budget for a new trainer model. Beech hoped to sell it as an economical alternative to the North American T-6/SNJ Texan, then in use by all services of the U.S. military. Three initial design concepts were dev...
U.S. Air Force and Civil Air Patrol
The first flight of the Model 45 was on 2 December 1948, by Beechcraft test pilot Vern Carstens. In 1950, the USAF ordered three Model A45T test aircraft, which were given the military designation YT-34.A long competition followed to determine a new trainer, and in 1953 the Air Force put the Model 45 into service as the T-34A Mentor, while the USN followed in May 1955 with the T-34B. After extensive testing, the USAF ordered the Mentor into production as the T-34A in early 1953. The first pro...
U.S. Navy and U.S. Marine Corps
The U.S. Navy kept the T-34B operational as a Naval Air Training Command initial primary trainer at the former Naval Air Station Saufley Field, Florida until the mid-1970s and as a Navy Recruiting Commandaircraft until the early 1990s when the last examples were retired as an economy move. Others continue to remain under U.S. Navy control as part of flying clubs at naval air stations and marine corps air stations. Beginning in 1975, the turbine-powered T-34C Turbomentor was introduced as the...
U.S. Army
Some time before 1990, the United States Army received six ex-U.S. Navy T-34C, used as test platforms and chase planes at Edwards Air Force Base, California and Fort Bragg, North Carolina.
YT-34
1. Prototype, three built.
T-34A
1. US Air Force trainer. Replaced by the Cessna T-37around 1960 (450 built).
T-34B
1. US Navy trainer. Used as a trainer until 1976, when VT-1 and VT-5 were decommissioned. It was replaced by the T-34C (423 built by Beechcraft). T-34Bs were flown by pilots assigned to the Navy Recruiting Commanduntil the mid-1990s.
Military operators
Algeria Argentina 1. Argentine Air Force - Received 15 T-34B from Beechcraft, and 75 built under licence in Argentina by Fabrica Militar de Aviones (FMA). 2. Argentine Naval Aviation– 15 T-34C-1 in 1978. Bolivia 1. Bolivian Air Force – Received 11 T-34A and Bs from Uruguay in 2000.RCAF Cpurses 5409 and 5411, RCAF Station, Penhold, Alberta Canada 1. Royal Canadian Air Force - 25 T-34A built in Canada by Canadian Car and Foundry evaluated from 1954 to 1956 with RCAF Courses 5409 and 5411, RCAF...
Civil operators
Turkey 1. Turkish Aeronautical Association United States 1. Dragon Flight 2. Lima Lima Flight Team 3. NASA 4. North Carolina Forest Service
Data fromJanes's All The World's Aircraft 1988–89 General characteristics 1. Crew:2 2. Length: 28 ft 8+1⁄2in (8.750 m) 3. Wingspan: 33 ft 3+7⁄8in (10.157 m) 4. Height:9 ft 7 in (2.92 m) 5. Wing area: 179.6 sq ft (16.69 m2) 6. Empty weight:2,960 lb (1,343 kg) 7. Max takeoff weight:4,300 lb (1,950 kg) (T-34C-1 weapons trainer 5,500 lb (2,500 kg)) 8. ...
Beech Aircraft Corp. v. Rainey (Supreme Court case involving T-34 fatal crash of the first female pilot in the US Navy)Bibliography
1. "Arabian Fledgling...the Royal Saudi Air Force". Air Enthusiast, June 1972, Vol. 2, No. 6. pp. 300–308. 2. Bridgman, Leonard. Jane's All The World's Aircraft 1956–57. New York: The McGraw-Hill Book Company, Inc., 1956. 3. Drendel Lou. T-34 Mentor in Action. Carrollton, Texas: Squadron/Signal Publications, 1990. ISBN 0-89747-249-7. 4. "Fuerza Aérea Boliviana". International Air Power Review. Volume 1, Summer 2001. pp. 28–31. ISSN 1473-9917. 5. Harding, Stephen. U.S. Army Aircraft Since 1947...
T-34 history page on Navy.mil Archived 13 October 2014 at the Wayback MachineUS Navy Fact File: T-34C Turbo-Mentor on Navy.mil Archived 10 December 2005 at the Wayback MachineEnglish Wikipedia (marked blue in the graph) is the most-read version of Wikipedia, accounting for 48% of the website's global traffic as of 2021. The English Wikipedia is the most edited Wikipedia's language version of all time. The English Wikipedia reached 4,000,000 registered user accounts on 1 April 2007, [23] over a year since the ...
Z-Library (abbreviated as z-lib, formerly BookFinder) is a shadow library project for file-sharing access to scholarly journal articles, academic texts and general-interest books. It began as a mirror of Library Genesis, but has since expanded dramatically.[6][7] According to the website's own data released in February, 2023, its collection ...
The McDonnell Douglas / Boeing C-17 Globemaster III is a large military transport aircraft that was developed for the United States Air Force (USAF) from the 1980s to the early 1990s by McDonnell Douglas. The C-17 carries forward the name of two previous piston-engined military cargo aircraft, the Douglas C-74 Globemaster and the Douglas C-124 ...
智慧型手機如何定位追蹤 相關
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