NASA ThesaurusNational Aeronautics and Space Administration, Office of Technology Utilization, Scientific and Technical Information Division, 1996 |
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added as broader added as narrower aircraft aircraft AIRCRAFT JET AIRCRAFT AIRCRAFT RT AIRCRAFT TRANSPORT AIRCRAFT ALUMINUM ARSENIDES ANALYSIS Ariane aspheric optics assured crew return ASTEROID ASTM automated transfer vehicle BELIEF NETWORKS BINDING ENERGY broader GS broader term C-121 aircraft CELESTIAL BODIES changed from related CLUSTERS COMPUTER crew return vehicle Deleted discrete cosine transform dispersion strengthening document markup languages ELECTRONIC electroweak interactions electroweak model ENGINEERING FLOW flux difference splitting frequency fuel cells GLONASS GRIDS MATHEMATICS GS RT hardware description languages HH-65 helicopter Hope aerospace plane hydrocarbons IEEE ill-posed problems ill-posed problems mathematics INDIUM information system INTERACTIONS FIELD THEORY ISOTOPE RATIOS launch vehicle magnetic sails MATERIALS MD 11 AIRCRAFT MODULATION multiblock grids multisensor fusion narrower GS narrower term NASA NASA Thesaurus NATURAL SATELLITES Ostwald PLASMA ram accelerators related RT related term rotor RUSSIAN SPACE PROGRAM space transportation system SPACECRAFT STRUCTURES term GS UF GS VALUES NUCLEAR PHYSICS Yakovlev aircraft
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Página 3-2 - Ceiling" means the height above the earth's surface of the lowest layer of clouds or obscuring phenomena that is reported as "broken", "overcast", or "obscuration", and not classified as "thin
Página 3-1 - Landing area" means any locality, either of land or water, including airports and intermediate landing fields, which is used, or intended to be used, for the landing and take-off of aircraft, whether or not facilities are provided for the shelter, servicing, or repair of aircraft, or for receiving or discharging passengers or cargo. (23) "Mail" means United States mail and foreign-transit mail.
Página 3-9 - ... a chemical reaction in which the physical properties of a rubber are changed in the direction of decreased plastic flow, less surface tackiness, and increased tensile strength by reacting it with sulfur or other suitable agents. (See also selfvulcanizing) vulcanize, v - to subject to vulcanization.
Página 3-1 - Air traffic clearance" means an authorization by air traffic control, for the purpose of preventing collision between known aircraft, for an aircraft to proceed under specified traffic conditions within controlled airspace. "Air traffic control" means a service operated by appropriate authority to promote the safe, orderly, and expeditious flow of air traffic.
Página 3-1 - Approved, unless used with reference to another person, means approved by the Administrator. Area navigation (RNAV) means a method of navigation that permits aircraft operations on any desired course within the coverage of station-referenced navigation signals or within the limits of self-contained system capability. Area navigation low route...
Página 3-7 - The process of selecting units for a sample of size n in such a manner that all combinations of n units under consideration have an equal or ascertainable chance of being selected as the sample.
Página 3-8 - The process of applying science and technology to the study and planning of a system so that the relationships of various parts of the system and the utilization of various subsystems are fully established, before designs are committed, is known as systems engineering.
Página 3-8 - subcontract" means any contract as defined in NASA Procurement Regulation 1.207 other than a prime contract, entered into by a prime contractor or a subcontractor, calling for supplies or services required for the performance of any one or more prime contracts. The term "scrap...
Página 3-7 - A chemical found in the nucleus and cytoplasm of cells; it plays an important role in protein synthesis and other chemical activities of the cell. The structure of RNA is similar to that of DNA. There are several classes of RNA molecules, including messenger RNA, transfer RNA, ribosomal RNA, and other small RNAs, each serving a different purpose.
Página 3-1 - Armed Forces" means the Army, Navy, Air Force, Marine Corps, and Coast Guard, including their regular and reserve components and members serving without component status. "Autorotation" means a rotorcraft flight condition in which the lifting rotor is driven entirely by action of the air when the rotorcraft is in motion. "Auxiliary rotor...