angle of visibility

visibility n actual visibility aerodrome ground visibility angle of visibility flight visibility limited visibility low visibility low visibility conditions low visibility landing low visibility takeoff marginal visibility oblique visibility poor visibility poor visibility conditions range of visibility reduced visibility restricted visibility runway visibility slant visibility unlimited visibility vertical visibility vertical visibility ceiling visibility conditions visibility limit visibility meter visibility range marker visibility scale zero visibility

- acute angle
- addendum angle
- adjacent angle
- advance angle
- alternate angles
- angle of action
- angle of advance
- angle of alteration
- angle of approach
- angle of arrival
- angle of articulation
- angle of ascent
- angle of back of tooth
- angle of belt contact
- angle of bending
- angle of chamfer
- angle of climb
- angle of compacting
- angle of contact
- angle of countersink
- angle of crossing
- angle of cutoff
- angle of decalage
- angle of deflection
- angle of displacement
- angle of draw
- angle of eccentric
- angle of eccentricity
- angle of elevation
- angle of feed slide
- angle of friction
- angle of incident
- angle of lag
- angle of lead
- angle of obliquity
- angle of pitch
- angle of recess
- angle of relief
- angle of repose
- angle of retard
- angle of rotation
- angle of setting
- angle of shear
- angle of shift
- angle of skew
- angle of slide
- angle of taper
- angle of thread
- angle of torque
- angle of torsion
- angle of twist
- angle of unbalance
- angle of vee
- angle of view
- angle of visibility
- angle of wrap
- apex angle
- approach angle
- ascending angle
- axial pressure angle
- axial rake angle
- axial relief angle
- back clearance angle
- back relief angle
- back-off angle
- base helix angle
- base lead angle
- base spiral angle
- basic cone angle
- beam angle
- bell angle
- belt angle
- bend angle
- bending angle
- bent angle
- bevel lead angle
- bias angle
- blade angle
- block angle
- blunt angle
- central angle
- chamfer angle
- characteristic angle
- check angle
- clearance angle
- closed angle
- closed-loop phase angle
- complemental angle
- complementary angle
- compound angles
- cone angle
- cone-generating angle
- conjugate angle
- contact angle
- convergence angle
- corner angle
- correction angle
- corresponding angles
- countersink angle
- cradle angle
- crank angle
- critical angle
- critical error angle
- crossed axes angle
- cutter eccentric angle
- cutter space angle
- cutter tip angle
- cutting angle
- cutting edge angle
- cutting relief angle
- cutting-point angle
- declivity angle
- dedendum angle
- deflection angle
- delay angle
- diffusor angle
- dihedral angle
- direction angle
- dish angle
- displacement angle
- double-access angle
- draft angle
- dropping angle
- dual angle
- effective angle
- electrical angle
- end cutting edge angle
- end relief angle
- entering angle
- entrance blade angle
- equal angle
- equilateral angle
- Euler angles
- exit blade angle
- external angle
- external pressure angle of the inserted blades
- face angle
- face cutting edge angle
- face sharpening angle
- feed angle
- feed motion angle
- feeding angle
- flank angle
- flank clearance angle
- fluid inlet angle
- fluid outlet angle
- form relief angle
- front clearance angle
- front rake angle
- frontal approach angle
- frontal clearance angle
- fuel jet direct axis angle
- fuel jet dispersion angle
- fuel jets dispersion angle
- gable angle
- gash angle
- gear face angle
- generating angle
- gliding angle
- grade angle
- gripping angle
- groove angle
- half angle of thread
- half-point angle
- helix angle
- hi-side pressure angle
- hook angle
- inclination angle
- included angle
- inlet angle
- inner spiral angle
- inscribed angle
- interfacial angle
- interior angle
- internal angle
- internal pressure angle of the inserted blades
- intersection angle
- involute polar angle
- joint angle
- kinematic pitch angle
- L-angle
- laser beam intensity divergence angle
- laser beam tilt angle
- lead angle
- level angle
- lifting angle
- limit angle
- limit pressure angle
- lip angle
- lip normal clearance angle
- lip side clearance angle
- locking angle
- lower plane angle
- main clearance angle
- major cutting edge angle
- measuring shaft angle
- milling angle
- minor cutting edge angle
- miter angle
- negative-rake angle
- nip angle
- nominal measuring shaft angle
- nominal pressure angle
- non-equilateral angle
- nonlocking angle
- normal pressure angle
- normal wedge angle
- nozzle angle
- oblique angle
- obtuse angle
- offset angle
- open-loop phase angle
- opposite angle
- orthogonal wedge angle
- outside angle
- outside helix angle
- outside lead angle
- overlap angle
- peripheral relief angle
- phase angle
- pipe angle
- pitch angle
- pitch lead angle
- plan relief angle
- plan trail angle
- plane angle
- plate angle
- point angle
- polar angle
- precession angle
- pressure angle
- primary angle
- profile angle
- projected angle
- quick helix angle
- radial rake angle
- radial relief angle
- rake angle
- reference cone angle
- relief angle
- repose angle
- resultant cutting speed angle
- retardation angle
- right angle
- robot joint angles
- roll angle
- rolling pressure angle
- root angle
- rotation angle
- rotational angle
- round angle
- scarfing angle
- secondary angle
- self-releasing angle
- semiapex angle
- semicone angle
- semivertex angle
- semivertical angle
- set angle
- setting angle
- shaft angle
- sharpening angle
- shear angle
- side relief angle
- side-cutting edge angle
- sliding angle
- slotted angle
- slow helix angle
- solid angle
- space-width half angle
- spherical angle
- spindle rotation angle
- spiral angle
- standard pressure angle
- static angle of friction
- straight angle
- striking angle
- subcritical angle
- supercritical angle
- switching angle
- swivel angle
- table angle
- taper angle
- thread angle
- thrust angle
- tilt angle
- tilting angle
- tip angle
- tip cone angle
- tool approach angle
- tool cutting edge angle
- tool included angle
- tool lead angle
- tool orthogonal wedge angle
- tooth space angle
- tooth spacing angle
- tooth thickness half angle
- torsion angle
- turning angle
- twist angle
- unbalance angle
- unit rotational angle
- upper plane angle
- vane angle
- viewing angle
- visual angle
- vulcanized splice bias angle
- wedge angle
- wide angle
- windup angle
- working angle
- working cutting edge angle
- working lead angle
- working pressure angle
- working wedge angle
- working-approach angle
- worm face angle
- wrapping angle
- zero angle

advance angle aircraft impact angle airflow angle angle cap angle computer angle guidance angle guidance system angle in azimuth angle measurement equipment angle navigation angle of allowance angle of approach angle of approach light angle of ascent angle of attack angle of climb angle of coverage angle of crab angle of descent angle of deviation angle of dip angle of dive angle of downwash angle of elevation angle of exit angle of glide angle of incidence angle of indraft angle of lag angle of landing angle of pitch angle of roll angle - of - sideslip transmitter angle of sight angle of slope angle of stall angle of turn angle of upwash angle of visibility angle of yaw angle pattern angle receiver angle tracking anhedral angle approach angle correction approach angle indicator approach noise angle attitude angle azimuth angle bank angle bank synchro error angle beam spread angle best climb angle beyond stall angle blade angle burble angle chart angle selector cockpit cutoff angle collision angle constant climb angle contour angle control surface angle convergence angle correction angle course angle cutin angle datum angle deflection angle desired track angle drift angle drift angle control drift angle indicator dwell angle error angle exceeding the stalling angle first constant climb angle flapping angle flaps angle flaps asymmetric angle flaps disagreement angle flight path angle gliding angle gravity drop angle Greenwich hour angle guidance angle heading angle heeling angle hour angle initial track angle inlet angle of attack intake angle of attack intercept glide path angle lateral angle list angle look-up angle magnetic track angle meridian convergence angle microphone angle navigation light dihedral angle nozzle angle nozzle pitch angle variation off-boresight angle path angle pitch angle indicator prestalling angle reach the stalling angle read the drift angle reference approach angle rigging angle rotor coning angle select the track angle set at the desired angle setting angle shock wave angle sideslip angle squint angle stall angle overshoot stalling angle start angle static ground angle steering angle stop angle sweep angle sweepback angle sweepforward angle takeoff angle takeoff noise angle toe-in angle track angle track angle error turn lead angle viewing angle wheel steering angle wind angle wing setting angle wing sweep angle zero-lift angle

acknowledgement of receipt actual time of arrival aerodrome of call aerodrome of departure aerodrome of intended landing aerodrome of origin aircraft center - of - gravity airport of departure airport of destination airport of entry allocation of duties allocation of frequencies allotment of frequencies alternative means of communication amount of controls amount of feedback amount of precipitation angle of allowance angle of approach angle of approach light angle of ascent angle of attack angle of climb angle of coverage angle of crab angle of descent angle of deviation angle of dip angle of dive angle of downwash angle of elevation angle of exit angle of glide angle of incidence angle of indraft angle of lag angle of landing angle of pitch angle of roll angle - of - sideslip transmitter angle of sight angle of slope angle of stall angle of turn angle of upwash angle of visibility angle of yaw antimeridian of Greenwich apparent drift of the gyro application of tariffs approach rate of descent arc of a path arc of equal bearings area of coverage area of coverage of the forecasts area of occurence area of responsibility arrest the development of the stall assessment of costs assignment of duties Association of European Airlines Association of South Pacific Airlines assumption of control message at a speed of at the end of at the end of segment (полета) at the end of stroke (поршня) at the start of cycle at the start of segment (полета) aviation-to-aviation type of interference avoidance of collisions avoidance of hazardous conditions axial of bank axis of precession axis of roll axis of rotation axis of yaw backward movement of the stick be out of trim best rate of climb bias out of view bill of entry bill of lading blanketing of controls body of compass card boundary of the area Bureau of Administration and Services camber of a profile care of passengers carriage of passengers carry out a circuit of the aerodrome cause of aircraft trouble center of air pressure center of depression center of force center of gravity center of mass center of pressure Central Agency of Air Service certificate of revaccination certificate of safety for flight certificate of vaccination choice of field class of lift clearance of goods clearance of obstacles clearance of the aircraft coefficient of heat transfer come clear of the ground complex type of aircraft composition of a crew concept of separation conditions of carriage cone of rays congestion of information continuity of guidance contour of perceived noise control of an investigation correlation of levels country of arrival country of origin course of training coverage of the chart curve of equal bearings danger of collisions degree of accuracy degree of freedom degree of skill degree of stability denial of carriage Department of Transportation derivation of operating data determination of cause determine amount of the error determine the extent of damage determine the sign of deviation development of the stall direction of approach direction of rotation direction of turn duration of noise effect elevation of the strip elevation setting of light units eliminate the cause of eliminate the source of danger (для воздушного движения) end of runway enforce rules of the air en-route change of level erection of the gyro estimated position of aircraft estimated time of arrival estimated time of departure estimated time of flight even use of fuel extension of ticket validity extent of damage facilitate rapid clearance of factor of safety filing of statistical data first freedom of the air first type of occurence flow of air traffic fly under the supervision of for reasons of safety freedom of action freedom of the air frequency of operations gathering of information general conditions of carriage General Conference of Weights and Measure General Department of International Air Services of Aeroflot get out of control given conditions of flight go out of control go out of the spin grade of service grade of the pilot licence grading of runway height at start of retraction hover at the height of identification of signals inconventional type of aircraft increase a camber of the profile indication of a request in interests of safety initial rate of climb initial stage of go-around inlet angle of attack intake angle of attack integrated system of airspace control interception of civil aircraft International Co-ordinating Council of Aerospace Industries Association International Council of Aircraft Owner and Pilot Associations International Federation of Air Line Pilots' Associations International Federation of Air Traffic Controllers' Associations International Relations Department of the Ministry of Civil Aviation interpretation of the signal interpretation of weather chart intersection of air routes in the case of delay in the event of a mishap in the event of malfunction introduction of the corrections keep clear of rotor blades keep clear of the aircraft keep out of the way layout of aerodrome markings layout of controls lessee of an aircraft level of airworthiness level of safety level of speech interference limiting range of mass line of flight line of position line of sight location of distress loss of control loss of pressurization loss of strength magnetic orientation of runway margin of error margin of lift margin of safety margin of stability marking of pavements mean scale of the chart means of communication means of identification meridian of Greenwich method of steepest descent mode of flight moment of inertia moment of momentum name-code of the route onset of wind operation of aircraft out of ground effect out of service overshoot capture of the glide slope period of rating currency personal property of passengers pilot's field of view plane of rotation plane of symmetry of the aeroplane point of arrival point of call point of departure point of destination point of discontinuity point of intersection point of loading point of no return point of origin point of turn-around point of unloading portion of a flight portion of a runway prevention of collisions primary element of structure prohibition of landing prolongation of the rating promotion of safety proof of compliance propagation of sound protection of evidence pull out of the spin pull the aircraft out of radar transfer of control radius of curvature range of coverage range of motion range of revolutions range of visibility range of vision rate of climb rate of closure rate of descent rate of disagreement rate of duty rate of exchange rate of flaps motion rate of growth rate of pitch rate of roll rate of sideslip rate of trim rate of turn rate of yaw reception of telephony record of amendments record of revisions regularity of operations relay of messages release of control removal of aircraft removal of limitations replacement of parts representative of a carrier reservation of a seat retirement of aircraft right - of - entry roll out of the turn rules of the air safe handling of an aircraft second freedom of the air second type of occurence selection of engine mode sequence of fuel usage (по группам баков) sequence of operation showers of rain and snow simultaneous use of runways site of occurrence slope of level (шумов) source of danger Standing Committee of Performance start of leveloff start of takeoff state of aircraft manufacture state of discharge (аккумулятора) state of emergency state of occurence state of transit steadiness of approach steady rate of climb structure of fronts submission of a flight plan system of monitoring visual aids (на аэродроме) system of units (измерения) table of cruising levels table of intensity settings table of limits table of tolerance take out of service target level of safety temporary loss of control termination of control theory of flight time of lag time of origin titl of the gyro top of climb transfer of control transmission of telephony transmit on frequency of triangle of velocities under any kind of engine failure uneven use of fuel unit of measurement velocity of sound wall of overpressure warn of danger within the frame of working language of ICAO zone of intersection zone of silence

approach n abbreviated visual approach advisory approach aerodrome approach aerodrome approach aids aerodrome approach area aerodrome approach chart aerodrome approach control system aerodrome approach lights aerodrome approach road aeronautical approach chart aids to approach angle of approach angle of approach light approach angle correction approach angle indicator approach area approach area hazard approach azimuth approach azimuth antenna approach azimuth guidance approach beacon approach beam approach ceiling approach chart approach clearance approach computer approach control approach controller approach control point approach control radar approach control service approach control tower approach control unit approach course approach elevation antenna approach end approach facilities approach final approach fix approach flight reference point approach flight track distance approach flow approach funnel approach glide approach glide slope approach guidance nose-in to stand system approach heading approach height approach idle approach information approaching aircraft approach landing approach leg approach light beacon approach lighting approach lighting system (к ВПП) approach lights approach lights collision approach mass correction approach measurement distance approach navigation approach noise angle approach noise level approach noise measurement approach noise path approach noise reference point approach operation approach path approach pattern approach phase approach procedure approach profile approach radar system approach rate of descent approach sector approach segment approach sequence approach setting approach slope guidance approach slope indicator approach speed approach system approach technique approach terrain approach test procedure approach the beam approach threshold lights approach time approach to land procedures approach with flaps down approach zone automatic approach automatic approach system azimuth approach path back course approach beam approach beam approach beacon system blind approach center line approach circling approach circling approach area clearance for straight-in approach complete approach contact approach continuous descent approach coupled approach crossbar approach lighting system (к ВПП) crosswind approach curved approach decelerating approach direction of approach discontinue approach discontinued approach discontinued approach climb enter the final approach track execute approach expected approach time final approach final approach altitude final approach fix final approach operation final approach path final approach track flap approach position flat approach front course approach gliding approach ground controlled approach ground-controlled approach procedure head-on approach helicopter approach height initial approach initial approach altitude initial approach fix initial approach segment inner approach lighting instrument approach chart instrument approach course instrument approach landing instrument approach procedure instrument landing approach intermediate approach intermediate approach fix intermediate approach operation land approach landing approach speed left-hand approach localizer approach localizer approach track long approach low-visibility approach measured approach profile miss approach missed approach missed approach azimuth missed approach operation missed approach procedure missed approach procedure track no-aids used approach no-flap approach speed no-flap - no-slat approach speed noise certification approach path nominal approach path nonprecision approach nonprecision approach procedure nonprecision approach runway nonstraight-in approach normal approach no-slat approach speed offset approach one-eighty approach practice low approach precision approach precision approach lighting system precision approach path precision approach path indicator precision approach procedure precision approach radar precision approach radar system precision approach runway precision approach terrain chart procedure approach track radar approach radar approach beacon radar approach control radio approach aids rectangular approach traffic pattern rectangular traffic pattern approach reference approach angle reference approach height right-hand approach runway approach surveillance radar segmented approach segmented approach path selected approach altitude selected approach slope serve approach short approach simple approach simple approach lighting system (к ВПП) standard approach standard approach system standard beam approach system steadiness of approach steady approach steep approach step-down approach straight-in approach straight-in approach path straight-in ILS-type approach surveillance radar approach symmetric thrust approach teardrop approach timed approach upwind approach visual aids to approach visual approach visual approach indicator visual approach slope indicator system visual approach streamline