时间：2011-10-20 01:04来源：蓝天飞行翻译 作者：航空 点击：次
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Performance Class 3 helicopter. means a helicopter with performance such that, in case of power-unit failure at any point in the flight profile, a forced landing must be performed. Pilot in command means the pilot who is responsible for the operation and safety of an aircraft during flight time. Pilot flying (PF) means the pilot, who for the time being, is in charge of the controls of an aircraft. Pilot not flying (PNF) means the pilot who is assisting the Pilot flying in accordance with the multicrew co-operatoin concept, when the required flight crew is more than one. Polar area means an area north of 78 degrees north latitude or an area south of 60 degrees south latitude: Powered glider means an aircraft equipped with one or more engines which has, with the engine or engines not operating, the performance characteristics of a glider Powered sailplane means an aircraft, equipped with one or more engines having, with engine(s) inoperative, the characteristics of a sailplane. Precision approach procedure means an instrument approach procedure utilising azimuth and glide path information Pressure altitude means an atmospheric pressure, expressed in terms of altitude, which corresponds to that pressure in the standard atmosphere Priority part means a part or assembly in a type certificated product, the failure of which is likely to cause an unsafe condition in an aircraft, aircraft engine or propeller: Product means an aircraft, aircraft engine, or propeller Progressive inspection means an inspection of a complete aircraft that is split into a number of smaller inspections Propeller means a device, for propelling an aircraft, that has blades on an engine-driven shaft and that when rotated produces by its action on the air, a thrust approximately perpendicular to its plane of rotation. It includes control components normally supplied by its manufacturer, but does not include main and auxiliary rotors or rotating airfoils of engines |
