- obstruction clearance
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ж.-д. габарит приближения строений
Англо-русский словарь технических терминов. 2005.
obstruction clearance
Смотреть что такое "obstruction clearance" в других словарях:
obstruction-clearance speed — The air speed for the steepest angle of climb in a takeoff configuration. Its value is less than the best rate of climb speed, and it is obtained by actual flight tests. It is usually about 1.1 to 1.2 times the basic stalling speed. Also called… … Aviation dictionary
minimum obstruction clearance altitude — The specified altitude in effect between radio fixes on very high frequency omnirange airways, off airway routes, or route segments, which meets obstruction clearance requirements for the entire route segment, and that assures acceptable… … Military dictionary
off-route obstruction-clearance altitude — An off route altitude that provides obstruction clearance of a 2000 ft (600 m) buffer in designated mountainous areas and a 1000 ft (300 m) buffer in nonmountainous terrain. It may not be possible at this altitude to receive signals from ground… … Aviation dictionary
Clearance car — A Washington Metro railcar, originally built for passenger service, later converted to a clearance car. Note the addition of feelers to the car. A clearance car is a type of railroad car in maintenance of way service. Its purpose is to check the… … Wikipedia
clearance — 1. (C with a subscript indicating the substance removed)Removal of a substance from the blood, e.g., by renal excretion, expressed in terms of the volume flow of arterial blood or plasma that would contain the amount of substance removed per … Medical dictionary
obstacle-clearance speed — The air speed for the steepest angle of climb in a takeoff configuration. Its value is less than the best rate of climb speed, and it is obtained by actual flight tests. It is usually about 1.1 to 1.2 times the basic stalling speed. It should be… … Aviation dictionary
creatinine clearance — ▪ clinical measurement clinical measurement used to estimate renal (kidney function test) function, specifically the filtration rate of the glomeruli (clusters of blood vessels that are the primary filtering structures of the kidney).… … Universalium
Propagation path obstruction — In telecommunication, a propagation path obstruction is a man made or natural physical feature that lies near enough to a radio path to cause a measurable effect on path loss, exclusive of reflection effects. An obstruction may lie to the side,… … Wikipedia
airway obstruction — blockage of any of the passages by which air enters (and leaves) the lungs, which may be partial or complete. In partial obstruction, the patient can still move some air in and out of the lungs but often with difficulty. There may be a… … The new mediacal dictionary
appropriate obstacle/terrain clearance altitude — A specified minimum published altitude that must be flown by an aircraft to ensure safe flight over an obstruction or specified terrain. These include minimum IFR (instrument flight rules) altitude (MIA), minimum en route altitude (MEA), minimum… … Aviation dictionary
overhead clearance — The vertical distance between the route surface and any obstruction above it … Military dictionary
