New ceramic-based materials are being used to create automobile and aircraftengineparts that will result in more efficient combustion and significant fuel savings.
新型的陶瓷材料正被用于制造汽车和飞机发动机零部件，使燃料能更有效地燃烧，从而大大节省了燃料。
2
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。
3
The hydraulic jack generally by this aircraft (main engine), the dynamic system and the hydraulic control system three parts is composed.