他们改用活塞发动机。
本发明公开了一种旋转活塞发动机,属于内燃机技术领域。
The invention discloses a rotary piston engine, pertaining to the technical field of internal combustion engines.
飞机由一台360马力风冷、四冲程汽油活塞发动机提供动力。
The aircraft is powered by a 360hp air-cooled, four-stroke, petrol (gasoline) piston engine.
本文的研究对象是一种新型的动力装置——电力约束活塞发动机。
The study object of this paper is a new kind of power setting called ElectricPower Confined Piston Engine(ECPE).
转子活塞发动机用的是四冲程循环,但是它们和四冲程活塞发动机有很大不同。
Gas turbine engines use the Brayton cycle. Wankel rotary engines use the Otto cycle, but they do it in a very different way than four-stroke piston engines.
后者(例如汽油往复活塞发动机)不连续的燃料和空间周期性点燃。
In the second (e. g., gasoline-reciprocating-piston engines), discrete quantities of fuel and air are periodically ignited.
以进口某型航空活塞发动机曲轴配重为对象,对其曲轴配重修理进行研究。
The counterweight of an aerial piston engine made in American is object of repair technology research in this paper.
双活塞式液压自由活塞发动机是将内燃机与液压泵集成为一体的新型动力机械。
The objective of the study is to analyze one particular engine, the dual hydraulic free piston engine-DHFPE.
本文主要讨论在某水下航行装置中,弹性联轴节对摆盘式活塞发动机轴系振动的影响。
The effect of elastic coupling on wobble plate piston engine shafting vibration in the underwater craft was discussed principally.
阐述了三缸机械液压约束活塞发动机(HCPE)工作原理,建立了系统工作过程的微分方程。
The working principle and structure of 3-cylinder hydraulic confined piston engine (HCPE) is put forward, and the working process differential equations is constructed.
本文介绍了单缸电力约束活塞发动机的结构及工作机理,并对其空载特性进行了理论和试验研究。
This paper introduced the construction and working principle of Single-cylinder Electric Power Confined Piston Engine, and studied the No-load characteristic on theory and experiment.
本文分析了液压约束活塞发动机的结构原理和力学模型,简要介绍了ANSYS的尺寸优化理论。
This paper analyzed the structural theory and the mechanical model of hydraulic piston engine, and briefly introduced the optimization theory of ANSYS.
为研究液压自由活塞发动机(HFPE)的起动性能,对HFPE样机的典型起动方式进行了实验研究。
To study the starting performance of hydraulic free piston engine (HFPE), the typical starting phases of HFPE were investigated through experiments.
只有一些小型的飞机,以及那些用于在低空低速爬升飞行的用于农业以及灭火用途的飞机仍然使用活塞发动机。
Only small aircraft, and those needing tough low-speed propulsion at low altitudes, for agricultural work and fire-fighting, still have piston engines.
乔治大师演示如何操纵复杂对象如活塞发动机,凸轮、摇臂、齿轮、滑轮,并把他们都变成一个机械化的输送带。
George Maestri shows how to rig complex objects such as piston engines, cams, rocker arms, gears, and pulleys, and combine them all into a mechanized conveyor belt.
本文的研究结果为凸轮活塞发动机的设计和改进提供了重要的参考依据,也为新产品的开发提供了有效的方法与经验。
The result of the study provided important reference to the design and improvement of CAM piston engine, and effective method and experience for new production.
利用该设计方法完成了原理样机设计,并试验验证了该方法的正确性,同时该方法也可以推广应用到其他形式的自由活塞发动机设计当中。
Using the design method, a prototype design and experimental verification on the validity of the method are made. The methods can also be applied to other forms of free piston engine designs.
公司宣称,他们认为目前处于试飞测试之中的活塞发动机的Mi-34C1,将在2012年投入批量制造,这种直升机是他们实现市场扩张计划的关键。
The company said it sees the piston-engined Mi-34C1 - currently undergoing flight tests and due to enter serial production in 2012 - as key to helping it achieve these aims.
最后一步是将蒸汽引入气缸,使得活塞前后推动,从而提高了发动机的速度,降低了燃料消耗。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.
该飞机使用活塞式发动机,而不是身材庞大的喷气涡轮机,因此它不会像大型商业飞机那样受到火山灰的负面影响。
The plane uses a piston engine rather than a large-scale turbine jets, allowing it to travel unaffected through the ash, unlike large commercial jets.
清晨,每一个镜面阵列自动转向太阳,将光通过反射集中到聚焦点加热斯特林发动机,驱动活塞,生产电力。
At daybreak each mirror array will turn sunward, and concentrated light will heat a Stirling engine held at the focal point, driving pistons and making electricity.
对于这一点,波尔玛也赞同,并且指出,用于常规轻型飞机的活塞式发动机行不通还有其他原因:要是有水渗入气缸内,它就不能工作了。
Polmar agrees, and points out that the piston engines used in conventional light planes are ruled out for other reasons: they would fail if any water leaked into the cylinders.
以前面的例子来说,在气缸活塞和汽化器到位前,将发动机装配到摩托车架是没有意义的。
Using the example from earlier, it does not make sense to mount the engine of the bike to the frame of the bike before the pistons and carburettor are in place yet.
二冲程发动机没有移动的阀,火花塞每次点火活塞到达循环顶端。
A two-stroke engine has no moving valves, and the spark plug fires each time the piston hits the top of its cycle.
在二冲程发动机中你必须混和燃料和气体,因为气缸壁上的孔阻止使用活塞环密封燃烧室。
You have to mix oil into the gas in a two-stroke engine because the holes in the cylinder wall prevent the use of rings to seal the combustion chamber.
一台活塞式发动机被充其量说只成为有效率33%。
发动机完整的循环要求有活塞的四个冲程:进气、压缩、做功、排气。
The complete cycle of an engine requires four piston strokes: intake, compression power, and exhaust.
发动机完整的循环要求有活塞的四个冲程:进气、压缩、做功、排气。
The complete cycle of an engine requires four piston strokes: intake, compression power, and exhaust.
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