Ground-penetrating radar — (GPR) is a geophysical method that uses radar pulses to image the subsurface. This non destructive method uses electromagnetic radiation in the microwave band (UHF/VHF frequencies) of the radio spectrum, and detects the reflected signals from… … Wikipedia
Ground truth — is a term used in cartography, meteorology, analysis of aerial photographs, satellite imagery and a range of other remote sensing techniques in which data are gathered at a distance. Ground truth refers to information that is collected on… … Wikipedia
Ground support equipment — (GSE) is found at an airport, usually on the ramp, the servicing area by the terminal. This equipment is used to service the aircraft between flights. As its name implies, GSE is there to support the operations of aircraft on the ground. The… … Wikipedia
ground — (ground), v. t. [imp. & p. p. {grounded}; p. pr. & vb. n. {grounding}.] 1. To lay, set, or run, on the ground. [1913 Webster] 2. To found; to fix or set, as on a foundation, reason, or principle; to furnish a ground for; to fix firmly. [1913… … The Collaborative International Dictionary of English
Ground granulated blast furnace slag — (GGBS or GGBFS) is obtained by quenching molten iron slag (a by product of iron and steel making) from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder.ApplicationsGGBS is… … Wikipedia
Ground paintings — are an art form native to Australia. They are created using various minerals to pigment plant material, which is then meticulously arranged by several people to form a picture of a historic event.OverviewThe creation of a ground painting is a… … Wikipedia
materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… … Universalium
Materials International Space Station Experiment — The Materials International Space Station Experiment (MISSE), is a series of experiments mounted externally on the International Space Station (ISS) that investigates the effects of long term exposure of materials to the harsh space environment.… … Wikipedia
Materials Science Laboratory — MSRR 1 (NASA) The Materials Science Laboratory (MSL) of the European Space Agency is a payload on board the International Space Station for materials science experiments in low gravity. It is installed in NASA s first Materials Science Research… … Wikipedia
Materials MASINT — Intelligence Cycle Management Collection Management MASINT Electro optical MASINT Nuclear MASINT Geophysical MASINT Radar MASINT Materials MASINT Radiofrequency MASINT Materials MASINT is one of the six major disciplines generally accepted to… … Wikipedia