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Lanxin Railway
The Lanxin Railway, also called the Lanzhou–Xinjiang Railway (兰新铁路), is a 2,423 km railway from Lanzhou through the Hexi Corridor to Urumqi and the Kazakh border, built between 1952 and 1962.
LanzaJet
LanzaJet is an American sustainable aviation fuel company founded in 2020 as a spinout of LanzaTech, operating Freedom Pines Fuels in Soperton, Georgia, the world's first commercial-scale ethanol-to-jet-fuel plant.
LanzaTech
LanzaTech is a carbon capture company that uses gas fermentation to turn carbon-rich waste gases, such as steel mill off-gas, into ethanol, fuels, and chemicals.
Lanzhou Lanlü power station
Lanzhou Lanlü power station (中铝兰州铝业自备电厂) is a 900 MW coal-fired captive power plant in Honggu, Lanzhou, Gansu, China, owned by Lanzhou Aluminum Co Ltd and supplying its aluminum smelter.
Lanzhou-Chengdu Oil Pipeline
The Lanzhou-Chengdu Oil Pipeline comprises two trunk pipelines from Lanzhou in Gansu to Chengdu in Sichuan: a refined product line opened in 2002 and a crude oil line in 2013.
Lanzhou–Xinjiang High-Speed Railway
The Lanzhou–Xinjiang High-Speed Railway is a 1,776 km high-speed passenger rail line from Lanzhou through Xining to Urumqi, opened on 26 December 2014 as China's longest and its first built in high-altitude, windy regions.
Lao Airlines
Lao Airlines (การบินลาว), formerly Lao Aviation, is the national airline of Laos. Founded in 1976, it flies Airbus A320s and ATR 72s to ten international and seven domestic destinations.
Lap joint
A lap joint is a connection in which two members overlap so load passes across the overlapping area, one of the five basic welded joint types.
LAP Mentor
LAP Mentor, also written LapMentor, is a virtual reality laparoscopic surgery simulator developed by Simbionix and sold by Surgical Science, used to train surgeons in procedures like laparoscopic cholecystectomy.
Lap welding
Lap welding is the joining of two overlapping metal parts along their faying surfaces, using processes such as resistance spot, arc, laser, and friction stir welding.
Lapa Oil and Gas Field
Lapa is a deep-offshore oil and gas field in the Brazilian pre-salt of the Santos Basin, producing since 2016 and, since 2019, operated by TotalEnergies, the first international operator in the pre-salt.
LAPCAT
LAPCAT (Long-Term Advanced Propulsion Concepts and Technologies) was a European research project, running 2005 to 2008, that studied propulsion for hypersonic civil flight at Mach 4 to 8.
Laphroaig distillery
Laphroaig distillery is a single malt Scotch whisky distillery on the south coast of the Isle of Islay, Scotland, founded in 1815 by the brothers Donald and Alexander Johnston.
Laplacian of Gaussian
The Laplacian of Gaussian (LoG) is an image-processing operator that detects edges as zero crossings and blobs by scale-space extrema, key to Marr–Hildreth edge detection and SIFT.
Lapp Group
Lapp Group, operating as LAPP, is a German family-owned manufacturer of flexible cables, industrial connectors, and cable accessories, headquartered in Stuttgart and founded in 1959, known for the ÖLFLEX cable brand.
Lapping
Lapping is a precision finishing process in which loose abrasive grains in a paste or fluid remove material as a workpiece is rubbed against a shaped tool.
LapSim
LapSim is a high-fidelity virtual reality laparoscopic simulator developed by Surgical Science of Gothenburg, Sweden, and launched in 2001; its performance metrics correlate with improved operating room performance.
Laptop
A laptop, also called a laptop computer or notebook PC, is a portable personal computer with a hinged design combining display, keyboard, and pointing device, running on an internal battery.
Lara (computer)
Lara, identified in sources as the Lira (ЛИРА), was an IBM PC/XT-compatible microcomputer made by Elektronska industrija of Niš, Yugoslavia, and presented at the Kompjuter '88 fair in 1988.
Lara Integrated Thermal Power Project
The Lara Integrated Thermal Power Project, or Lara Super Thermal Power Station, is an NTPC coal-fired power station near Lara village in Raigarh district, Chhattisgarh, with 1,600 MW operating.
Laramie River Station
Laramie River Station is a three-unit, coal-fired power plant near Wheatland, Wyoming, with about 1,700 MW of capacity, operated by Basin Electric Power Cooperative since 1980.
Laravel
Laravel is an open-source PHP web application framework created by Taylor Otwell and released in 2011, known for the Eloquent ORM and Blade templating engine.
Larderello
Larderello is a hamlet of Pomarance near Pisa in Tuscany, Italy, where the world's first geothermal electricity was produced in 1904 and Europe's largest geothermal power complex now operates.
Laredo Petroleum
Laredo Petroleum was an independent oil and natural gas exploration and production company focused on the Permian Basin of West Texas, founded by Randy Foutch in 2006.
LARES-2
LARES-2 is a passive, spherical satellite of the Italian Space Agency, covered with laser retroreflectors and launched on 13 July 2022 on the maiden flight of Europe's Vega-C rocket.
Largan Precision
Largan Precision is a Taiwanese maker of precision optical plastic lenses, founded in 1987 and best known as one of the world's largest smartphone camera lens manufacturers.
Large goods vehicle
A large goods vehicle (LGV), known until 1992 as a heavy goods vehicle (HGV), is any UK or European goods-carrying vehicle over 3.5 tonnes maximum authorized mass.
Large Helical Device
The Large Helical Device (LHD; 大型ヘリカル装置) was a superconducting stellarator fusion experiment in Toki, Japan, operating from 1998 to 2025 and achieving plasma temperatures of 120 million degrees.
Large language model
A large language model (LLM) is a neural network with over a billion parameters, trained on large text corpora to generate text and answer questions.
Large neighborhood search
Large neighborhood search (LNS) is a metaheuristic for combinatorial optimization that iteratively improves a solution by destroying part of it and repairing it, proposed by Paul Shaw in 1998 for vehicle routing.