مانع رأسي

English-Arabic military dictionary. 2015.

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  • Obstacle (saut d'obstacles) — L obstacle est en équitation de saut d obstacles l élément de base. Description d un obstacle Sommaire 1 Éléments d un obstacle …   Wikipédia en Français

  • Obstacle problem — The obstacle problem is a classic motivating example in the mathematical study of variational inequalities and free boundary problems. The problem is to find the equilibrium position of an elastic membrane whose boundary is held fixed, and which… …   Wikipedia

  • obstacle-free zone — The obstacle free zone is a three dimensional volume of airspace set up to protect aircraft transitioning to and from the runway. The OFZ clearing standard precludes taxiing and parked airplanes and object penetrations, except for frangible… …   Aviation dictionary

  • obstacle-limitation surfaces — The outer horizontal, conical, inner horizontal, approach, inner approach, transitional, inner transitional, balked landing, and takeoff climb surfaces make up the obstacle limitation surfaces. The outer horizontal surface is a plane located 500… …   Aviation dictionary

  • vertical-lift mower — noun : a mowing machine so designed that the cutter bar can be lifted to nearly a vertical position permitting the machine to pass close to an obstacle …   Useful english dictionary

  • vertical — A high obstacle …   Equestrian sports dictionary

  • obstacle-clearance limit — The height above the airport elevation below which the minimum prescribed vertical clearance cannot be maintained either on approach or in the event of a missed approach …   Aviation dictionary

  • obstacle clearance — In air operations, the vertical distance between the lowest and the authorized height of operation …   Aviation dictionary

  • obstacle — An existing object, object of natural growth, or terrain at a fixed geographical location, or one that is expected at a fixed location within a prescribed area with reference to which a vertical clearance is or must be provided during flight… …   Aviation dictionary

  • Water (obstacle) — Water is often used in equestrian events as an obstacle for jumping, most notably in the cross country phase of eventing, as well as in show jumping. Water in EventingWater is seen on the cross country course of an equestrian competitive event.… …   Wikipedia

  • inner-approach obstacle-free zone — The inner approach OFZ (obstacle free zone) is a defined volume of airspace centered on the approach area. The inner approach OFZ applies only to runways with an approach lighting system. The inner approach OFZ begins 200 ft from the runway… …   Aviation dictionary

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