безопасного+пролета+над+препятствиями

clearance n aerodrome control tower clearance air traffic control clearance amended clearance approach clearance baggage clearance border flight clearance clearance antenna clearance aspects clearance bar clearance bar light clearance control clearance distance clearance facilities clearance formalities clearance for straight-in approach clearance for takeoff clearance guidance clearance guidance sector clearance limit clearance margin clearance of goods clearance of obstacles clearance of the aircraft clearance over the threshold clearance procedure clearance to enter customs clearance customs formalities clearance deliver the clearance departure clearance descent clearance en-route clearance ensure clearance ensure safe clearance entry clearance expedite the clearance export clearance facilitate rapid clearance of fits and clearances card fits and clearances table flight clearance flight plan clearance further clearance get clearance health clearance holding clearance initial descent clearance instrument clearance landing clearance landing clearance confirmation minimum wheel clearance misjudge clearance misjudged clearance obstacle clearance obstacle clearance altitude obstacle clearance height obstacle clearance limit obstacle clearance line obstruction clearance obtain a clearance operational clearance outbound clearance pending clearance preserve the clearance request clearance rotor-to-tail boom clearance runway clearance light safe clearance safe obstruction clearance safe terrain clearance safety clearance span clearance start-up clearance takeoff clearance takeoff clearance confirmation tax clearance certificate taxi clearance taxiways clearance terrain clearance terrain clearance indicator threshold wheel clearance vertical clearance wing clearance light wing tip clearance wing tip clearance line

obstacle n air obstacle avoid the obstacle clearance of obstacles clear the obstacle considering the obstacles denote the obstacle denoting the obstacle dominant obstacle allowance fixed obstacle flying around obstacle mark the obstacle obstacle assessment obstacle clearance obstacle clearance altitude obstacle clearance height obstacle clearance limit obstacle clearance line obstacle clearing obstacle flag obstacle free surface obstacle free zone obstacle lighting obstacle lights obstacle limitation requirements obstacle line obstacle removal obstacle restriction obstacles evaluation overcome the obstacle significant obstacle simulated obstacle

acceleration control line flow restrictor acoustically lined jet pipe agonic line aircraft center line aircraft position line aircraft production break line aircraft stand lead-in line airfoil center line air line Air Line Pilot's align the aircraft with the center line all cargo line apron safety line assembly line barrette center line bypass fuel line center line center line approach chord line control transfer line course line dorsal line drain line entry line fly the rhumb line fuel crossfeed line fuel line fuselage brake line fuselage water line glide slope limit line glide slope line great circle line grid line heading lubber line identify the center line instability line International Federation of Air Line Pilots' Associations lateral line lead-in line lead-out line leveling plumb line life line line connection cap lined mixer line maintenance base line man line of flight line of position line of sight line oriental flight training line squall line up line up the aircraft line vortex lubber line obstacle clearance line obstacle line on aircraft center line on-course line painter line parting line plumb line pumping line radar warning line return line system (рабочей жидкости в бак) rhumb line rigging line routing line runway center line scavenging line shroud line slant course line stand center line static line stop line take off line taxiing direction line teleprinter line tiedown line trailing line turning line vent line connection ventral line wing base line wing chord line wing split line wing tip clearance line

линия безопасного пролета над препятствиями