侧风分量
Wind Component Perpendicular To The Runway Centerline, Affecting Aircraft Lateral Control During Take‑Off And Landing.
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Flight Planning
Browse Flight Planning terms for pilots, air traffic controllers, cabin crew and aviation learners.
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停机坪重量
The total weight of the aircraft while parked at the ramp, including fuel, payload, and all crew and equipment before engine start or taxi.
View term停止跑道长度
Length Of The Designated Area Beyond The Runway End That Can Be Used To Decelerate During A Rejected Take‑Off, As Part Of ASDA.
View term停止道长度
The length of a stopway usable in the event of a rejected take-off, beyond the take-off run available.
View term决断高度
Specified altitude in precision approach at which a missed approach must be initiated if runway not in sight.
View term净空区长度
A defined rectangular area beyond the runway, free of obstructions, suitable for aircraft to continue take-off in case of engine failure.
View term净起飞飞行轨迹
Minimum vertical profile flown after take‑off, reduced from gross climb to ensure obstacle clearance following critical-engine failure
View term减推力起飞
Reduced engine thrust setting used for take-off to extend engine life, improve fuel efficiency, and meet noise abatement procedures.
View term减推力起飞
Thrust Less Than Maximum Take‑Off Thrust Applied During Take‑Off To Increase Engine Life And Optimize Operational Efficiency.
View term制动性能报告
Pilot‑reported Assessment Of Actual Aircraft Braking Performance On A Runway Surface.
View term压力高度
Altitude indicated when the altimeter is set to the standard pressure setting of 1013.25 hPa (29.92 inHg).
View term参考着陆速度
Target speed established by crew to optimize landing safety and performance, typically VREF plus wind correction.
View term可变备用油
Additional reserve fuel calculated proportionally to flight time beyond the fixed reserve, for unforeseen delays.
View term可用决断距离
Distance from threshold to point on runway where go‑around decision altitude is reached, allowing a missed‑approach before runway end.
View term可用着陆距离
Declared length of runway that is available and suitable for the ground run of an aircraft landing.
View term可用起飞滑跑距离
Declared length of runway suitable for the ground run of an aircraft taking off, excluding clearway.
View term可用起飞距离
Declared length of runway plus clearway that is available and suitable for the ground run of an aircraft taking off.
View term固定备用油
Fixed quantity of fuel required to be carried for emergencies as per regulatory minimum reserve rules.
View term地面滑跑距离
The distance from brake-release or acceleration point to airplane lift-off during take‑off roll.
View term基本操作重量
The weight of an aircraft including crew, unusable fuel, and all necessary fluids for operation, excluding payload and usable fuel.
View term密度高度
Altitude at which the aircraft feels it is flying based on current pressure, temperature, and humidity, affecting performance.
View term平衡跑道长度
Runway length at which accelerate-go and accelerate-stop distances are equal under specified conditions.
View term所需加速继续起飞距离
Distance needed to accelerate to decision speed, experience an engine failure and continue take-off to 35 ft above runway.
View term所需着陆距离
Calculated distance an aircraft needs to land and come to a complete stop under existing conditions.
View term最大刹车能量速度
The highest speed from which an aircraft can stop without exceeding the maximum brake energy limit, used to ensure brake system integrity and safety.
View term最大实测侧风
The highest crosswind component at which satisfactory control was demonstrated during aircraft certification flight tests.
View term最大轮胎速度
The highest ground speed a tire can sustain without risking structural failure, defined by aircraft and tire manufacturers.
View term最大连续推力
The highest level of engine thrust that can be used continuously without time limitation under normal operating conditions.
View term最小爬升梯度
Lowest climb gradient required to ensure obstacle clearance or meet procedure design criteria.
View term最终起飞爬升
Climb segment after acceleration and flap retraction up to en‑route climb altitude with one-engine inoperative.
View term柔性温度起飞
Take‑off Using An Assumed Temperature Higher Than Actual To Reduce Thrust And Prolong Engine Life While Meeting Performance Requirements.
View term标准大气温度递减率
The rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.
View term校准空速
Indicated airspeed corrected for instrument and position errors, used for accurate performance calculations.
View term水污染深度
Vertical Thickness Of Water, Slush, Or Other Moisture‑Related Contaminants On The Runway Measured In Millimetres For Performance Calculations.
View term滑行出发油
Fuel required for engine start, taxi, and contingencies before take-off.
View term滑行进油
Estimated fuel required for taxiing after landing, including clearing runway and reaching gate.
View term着陆爬升梯度
Minimum climb performance required during a go-around or missed approach with all engines operating.
View term第二段爬升
Climb segment from gear retraction to acceleration altitude with one-engine inoperative, maintaining prescribed gradient.
View term等效空速
Indicated airspeed corrected for compressibility effects at altitude, used for performance comparisons.
View term航线备降油
Fuel required to fly from the destination to an alternate aerodrome en‑route under planned conditions.
View term视觉段面
An obstacle‑free area beyond the runway threshold, providing required visual clearance during the final approach segment.
View term起飞安全速度
Target airspeed reached after V2 during take‑off, providing sufficient climb gradient with one engine inoperative.
View term跑道状况代码
Numeric Value From 0 To 6 Indicating The Braking Action And Surface Condition Of A Runway As Published In A Runway Condition Report.
View term跑道状况评估矩阵
Standardized Tool Used To Assign Runway Condition Codes Based On Surface Type And Contaminant Characteristics, Supporting Aircraft Performance Assessment.
View term跑道长度修正，用于坡度和温度
Adjustment applied to declared runway length to account for runway slope and ambient temperature effects on aircraft performance.
View term迎风分量
Wind Blowing Opposite To Aircraft Movement, Increasing Lift And Reducing Required Take‑Off Or Landing Distance.
View term迎风分量
The component of the wind along the runway axis directed opposite to aircraft’s travel, used for performance calculations.
View term运营空重
The weight of an aircraft including all standard items and operating fluids but excluding payload and usable fuel.
View term进近参考速度
Speed selected for use on final approach segment, ensuring safe control margin above stall but stable profile.
View term进近爬升要求
The minimum climb gradient that an aircraft must meet during the missed approach phase, considering one engine inoperative.
View term障碍物净空面
Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.
View term顺风分量
Wind Blowing In The Same Direction As Aircraft Movement, Reducing Lift And Increasing Required Take‑Off Or Landing Distance.
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