sweep beam
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Sweep — may refer to any of the following:Cleaning * Chimney sweep * Street sweeper * To clean using a broom or brushBoating* A kind of oar used for guiding bateaus and similar boats * In sport rowing, a boat that has only one oar per rowerports* Sweep… … Wikipedia
Beam-powered propulsion — is a class of spacecraft propulsion mechanisms that use energy beamed to the spacecraft from a remote power plant. Most designs are rocket engines where the energy is provided by the beam, and is used to superheat propellant that then provides… … Wikipedia
sweep — [swēp] vt. swept, sweeping [ME swepen, akin to (or ? altered <) OE swapan: see SWOOP] 1. to clear or clean (a surface, room, etc.) as by brushing with a broom 2. to remove or clear away (dirt, debris, etc.) as with a broom or brushing movement … English World dictionary
sweep — sweep1 W3S3 [swi:p] v past tense and past participle swept [swept] ▬▬▬▬▬▬▬ 1¦(clean something)¦ 2¦(push something somewhere)¦ 3¦(push somebody/something with force)¦ 4¦(group moves)¦ 5¦(wind/waves etc)¦ 6¦(become popular)¦ 7¦(feeling)¦… … Dictionary of contemporary English
sweep — i. The motion of the visible dot across the face of a cathode ray tube, as a result of deflections of the electron beam. A linear time base sweep has a constant sweep speed before retrace. An expanded time base sweep is produced if the sweep… … Aviation dictionary
sweep — v. & n. v. (past and past part. swept) 1 tr. clean or clear (a room or area etc.) with or as with a broom. 2 intr. (often foll. by up) clean a room etc. in this way. 3 tr. (often foll. by up) collect or remove (dirt or litter etc.) by sweeping. 4 … Useful english dictionary
sweep — verb (sweeps, sweeping; past and past participle swept) 1》 clean (an area) by brushing away dirt or litter. ↘move or remove by brushing. ↘move or push with great force. ↘(sweep someone/thing away/aside) remove or abolish someone or… … English new terms dictionary
Beam compass — Compass Com pass (k[u^]m pas), n. [F. compas, fr. LL. compassus circle, prop., a stepping together; com + passus pace, step. See {Pace}, {Pass}.] 1. A passing round; circuit; circuitous course. [1913 Webster] They fetched a compass of seven day s … The Collaborative International Dictionary of English
sweep — The travel of the beam of a cathode ray oscilloscope from left to right, representing the time axis, produced by an artificially generated sawtooth voltage … Medical dictionary
Electron beam tomography — (EBT) is a specific form of computed axial tomography (CAT or CT) in which the X ray tube is not mechanically spun in order to rotate the source of X ray photons. This different design was explicitly developed to better image heart structures… … Wikipedia
List of vacuum tubes — This is a list of vacuum tubes or thermionic valves. Before the advent of semiconductor devices, hundreds of tube types were used in consumer and industrial electronics; today only a few types are still used in specialized applications. Contents… … Wikipedia
