The powerplant of propelleraircraft 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。
2
The result shows that the traditional estimation methods about powerplant performance are adapted for propelleraircraft 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。
3
In the 1960s and 1970s, most personal and corporate planes were propeller or turbo-prop aircraft, which fly at a lower altitude than jetliners.