The powerplant of propeller aircraft is composed of two main parts, piston engine and propeller.
小型螺旋桨飞机的动力装置一般由活塞式发动机和螺旋桨两个主要部分组成。
The result shows that the traditional estimation methods about powerplant performance are adapted for propeller aircraft even if with small sized piston engine and propeller.
研究结果表明，传统的估算方法对于装小型活塞式发动机的螺旋桨飞机也是适用的。
In the 1960s and 1970s, most personal and corporate planes were propeller or turbo-prop aircraft, which fly at a lower altitude than jetliners.
在1960和1970年代，大部分个人和企业的飞机是飞行高度低于喷气式飞机的螺旋桨式或涡轮螺旋桨式飞机。
The conventional theory of propeller design is mainly for large aircraft.
常规的螺旋桨设计理论主要是针对大型飞机的。
A fairing fitted over the hub of the propeller in some aircraft.
螺桨毂盖，机头整流罩某些飞机上装于螺旋桨叶毂上的整流罩。
Air propeller is the tool which transforms the power of aerial engine to the thrust of aircraft.
空气螺旋桨是把航空发动机的动力转化为飞行器推进力的工具。
By using an objective curve and several propeller blade-angles, 10 flight states of aircraft are simulated.
这个方法用一条目标曲线，几个螺旋桨桨叶角，模拟了飞机的10个飞行状态。
The aircraft power system consists of photovoltaic cells, a regenerative fuel cell, a engine and propeller.
太阳能飞机的动力系统包括：太阳电池、可再生燃料电池、电动机和螺旋桨等。
Early autogyros resembled the fixed-wing aircraft of the day, with wings and a front-mounted engine and propeller in a tractor configuration to pull the aircraft through the air.
早期自转旋翼机有着与固定翼航空器类似的机翼和前置的动力装置，拖动自身向前飞行。
The purpose of the test for aircraft with propeller is to obtain the effects due to slipstream.
螺旋桨动力试验的目的在于获得螺旋桨滑流影响（间接影响）。
It is of great military significance to identify propeller-driven aircraft using the active service radar.
用现役雷达识别螺旋桨飞机具有重要的军事意义。
Ground effect machines (hovercraft), convertiplanes or aircraft that hover by means of propeller slipstream (s) deflected downward are not considered to be helicopters.
地面效应装置(如气垫船)，倾斜旋翼机或任何依靠螺旋桨所产生向下的滑流而悬浮的航空器，皆不属于直升机。
Ground effect machines (hovercraft), convertiplanes or aircraft that hover by means of propeller slipstream (s) deflected downward are not considered to be helicopters.
地面效应装置(如气垫船)，倾斜旋翼机或任何依靠螺旋桨所产生向下的滑流而悬浮的航空器，皆不属于直升机。
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