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.
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。
In a diesel engine, there is no spark plug. Instead, diesel fuel is injected into the cylinder, and the heat and pressure of the compression stroke cause the fuel to ignite.
柴油发动机内没有火花塞，取而代之的是将柴油喷入发动机气缸，然后压缩冲程在高温高压下引起燃料点火。
To boost fuel efficiency more diesel engines are popping up, as well as improved four-cylinder engines.
为了提高燃料效率，更多的柴油发动机和改良的四缸发动机应运而生。
We have seen how the mixture of air and fuel is delivered by the fuel system to the engine cylinder, where it is compressed, ignited, and burned.
我们已经了解油气混合燃料是如何通过燃料供给系统输送到发动机气缸，并在气缸中压缩、点火、燃烧的。
Air and fuel are drawn into the cylinder by the downward movement of the piston, the piston then moves up and squeezes this mixture which is then ignited.
空气和燃料，是由各该活塞向下运动，活塞然后移动起来，这是挤出，然后点燃混合气进入气缸。
The test on the(influence) of changing fuel supply advance angle on fuel economy was carried out on single cylinder diesel engine separately using diesel fuel and ethanol-diesel blend fuel.
在单缸柴油机上分别使用纯柴油和乙醇柴油混合燃料，进行了改变供油提前角对发动机燃料经济性影响的试验。
But in the case of the diesel engine the supply is effected by an injection or jerk pump which forces a shot of fuel into each cylinder in turn ac cording to the correct firing sequence.
而柴油机是由喷油泵或脉动泵按照正确的点火顺序将燃油轮流地喷人各气缸的。
In the high tension field, the excitation and ionization of particles on the fuel drop surface only need the lower cylinder temperature to realize the better second atomization.
在高压电场中，燃油液滴表面的粒子得以激化和离子化，只需较低的汽缸温度，就可得到较好的二次雾化。
During the intake or admission stroke, the piston moves downward as a charge of combustible fuel and air is admitted into the cylinder through the open intake valve.
在摄入或中风入院，活塞动作，作为燃料和空气中可燃负责向下是进入气缸通过公开承认，进气阀。
The gas flow and fuel spray status in combustion chamber are two important factors which affect the mixture formation in diesel cylinder.
而气缸或燃烧室内的气流运动和燃料的喷雾特性，是影响柴油机混合气形成和燃烧过程的两大重要因素。
With increasing restrictions on engine emissions, the need for reduced fuel consumption and low vibration, air motion and chemical reaction in the cylinder of diesel engine play an important role.
内燃机缸内的气流运动和燃烧过程对发动机的整机性能有着重大的影响，是降低燃油消耗、减少排放和燃烧噪音的决定性因素。
Then in order to suppress smoke and save energy, adjustments of fuel flow, injectors, valve clearance and cylinder compression, etc, are performed.
从供油量、喷油器、气门间隙和气缸压力等方面进行调整，以达到消烟节能的目的。
The internal combustion engine is most common: this obtains its power by burning a liquid fuel inside the engine cylinder.
内燃机是最常见的，其动力来自气缸里液体燃料的燃烧。
As the piston moves down, the vaporized mixture of fuel and air enters the cylinder through open intake valve.
当活塞下移时，汽化的燃料和空气的混合物通过进气门进入气缸。
Intake stroke: the camshaft opens the intake valve and the piston moves down the cylinder. This creates vacuum and sucks in air and fuel into the combustion chamber above the piston.
进气行程：凸轮轴打开进气阀，活塞在汽缸中向下运动，产生一段真空。
The internal combustion engine is most common: this obtains its power by burning a liquid fuel inside the engine cylinder.
内燃机是最常见的，内燃机是最常见的，其动力来自气缸里液体燃料的燃烧。发动机有汽油机和柴油机两种，的燃烧。
The invention discloses a hydrogen engine, which comprises: a cylinder and a hydrogen fuel feeding system.
本发明公开了一种氢气发动机，包括气缸和氢燃料供给系统。
The fuel tank of the cylinder series of international standards of quality made of seamless steel tubes.
该系列油缸的缸体采用国际标准优质的无缝钢管制成。
The piston then moves back up the cylinder to eject the burnt fuel ready for another cycle.
活塞然后移动备份汽缸燃烧的燃料弹出另一个循环准备。
Compressing the spring rod, the linkage connected mechanically to the rod of the single-acting cylinder turns the fuel regulating shaft to the stop position.
压缩弹簧杆，联动装置机械连接到单作用汽缸的杆上转动燃油调节杆到停止位置。
Power stroke: As the fuel is compressed and the piston nears the top of the cylinder the spark plug fires and ignites the fuel and air.
作功行程：活塞处于汽缸中的上止点，火花塞点燃充分压缩后的混合气体。
The simulation suggested that the mixing with high-cetane fuel and high-octane fuel can influence the combustion phase and cylinder pressure in HCCI combustion.
结果发现，高辛烷值燃料异辛烷和高十六烷值燃料正庚烷的混合能够有效控制HCCI燃烧相位和燃烧程度。
In addition, the dual-component spray model was built up to simulate the spray and mixture formation of ethanol-diesel blend fuel in the engine cylinder before the ignition.
另外，建立了双组分喷雾模型并模拟了气缸内乙醇柴油混合燃料的喷雾过程与混合气分布情况。
Through analysis on the causes of mechanical cylinder-knocking and fuel-oil cylinder-knocking of the diesel engine, this paper puts forward corresponding treating methods respectively.
通过分析柴油机机械敲缸和燃油敲缸的原因，分别提出了在实际运用中相应的处理方法。
Effects of fuel injection timing on combustion and emission characteristics of a single-cylinder diesel engine fuelled with diesel and diesel-propane blends were studied.
在一台单缸直喷式柴油机上开展了不同喷油提前角下燃用柴油和柴油-丙烷混合燃料时的燃烧和排放特性研究。
We mentioned that the air-fuel mixture is delivered to the cylinder under pressure. In most engines, this pressure is put on the mixture in the crankcase.
我们曾提到可燃混合气是被压进气缸的。在大多数发动机中，可燃混合气是在曲轴箱中受压的。
We mentioned that the air-fuel mixture is delivered to the cylinder under pressure. In most engines, this pressure is put on the mixture in the crankcase.
我们曾提到可燃混合气是被压进气缸的。在大多数发动机中，可燃混合气是在曲轴箱中受压的。
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