Spark plugs only ignite the fuel mixture near the spark gap, reducing the combustion efficiency, and the metal that makes them up is slowly eroded as they age.
火花塞只点燃火花隙附近的燃料混合物，这就降低了燃烧效率，并且随着使用年限增加火花塞中的金属慢慢被侵蚀。
Flash fire - the combustion of a flammable gas or vapor and air mixture in which the flame propagates through that mixture in a manner such that negligible or no damaging overpressure is generated.
暴燃-可燃气体或蒸汽及空气混合物的燃烧，火焰通过混合物传播，产生了可以忽略的超压或不会造成损坏的超压。
PCV system will be a mixture of leaking into the crankcase leap into air intake system in the combustion chamber, then a second combustion.
PCV系统将窜漏进曲轴箱的混合气引入进气系统，然后在燃烧室内进行二次燃烧。
For design calculations, it is usually adequate to use the theoretical value for the approximate mixture ratio, corrected by a typical combustion efficiency factor.
对于设计计算，采用相应混合比的理论值，并用典型的燃烧效率系数来修正，通常这样做是恰当的。
Increasing the pressure of the fuel mixture in the combustion chamber before ignition helps to increase the power of an engine. This is done by compressing the fuel mixture to a smaller volume.
在点火前增加燃烧室内可燃混合气的压力有助于提高发动机的功率，这是通过把可燃混合气压缩到一个极小的体积来实现的。
The combustion process and emission characteristics in diesel engine are mainly depended on the mixture formation in cylinder.
柴油机的燃烧过程和排放特性，主要取决于柴油机气缸内混合气的形成。
The mixture forming and combustion process of diesel engine at different loads were researched through the test with the visualization device.
应用柴油机工作过程可视化装置对柴油机在不同负荷下的混合气形成与燃烧过程进行了试验研究。
In this paper, the ram accelerator is taken as engineering background, the high pressure abnormal combustion of a combustible gas mixture is studied.
以冲压加速器为工程背景，着重研究预混燃气高压不稳定燃烧问题。
The fire was modeled by the mixture fraction combustion method with chemical reaction mechanisms neglected. Laminar diffusion flame theory with one-step irreversible fast reactions is assumed.
对火的描述采用混合分数燃烧模型，模型中忽略燃烧过程中的反应机理，应用了层流扩散火焰理论和单步不可逆快速反应假定。
The spark plug is installed in the combustion chamber of the gasoline engine and used to ignite the compressed combustible mixture in the cylinder.
火花塞安装于汽油发动机的燃烧室内，用于点燃气缸内被压缩的可燃混合气。
This paper compared the differences between the Marshall and Gyratory method while designing and preparing mixture by coarse aggregates crush value and combustion test.
并对比马歇尔成型方法与旋转压实成型方法在设计成型混合料方面的差异，通过试件击实后的粗集料的破碎率以及燃烧法评价；
As a new way of combustion, catalytic combustion breaks the flammable limits of conventional flame combustion, and realizes the combustion of ultra-natural gas/air mixture under the flammable limits.
催化燃烧作为一种新的燃烧方式，打破了传统火焰燃烧的可燃界限，实现了贫甲烷/空气混合物在可燃界限以下的燃烧，燃烧效率高，提高了能源利用率。
The combustion of the mixture does not take place instantaneously.
混合物的燃烧不是立即发生的。
Afterburner systems, designed to operate up to a stoichiometric overall mixture strength , are always fairly close to combustion instability or screech.
要使加力燃烧系统在理论化学组成量的总混合浓度下还在一直工作，这样的设计通常都很接近于不稳定燃烧或振荡燃烧。
This paper reports experimental results of the mixture formed by Pintle nozzle with impinging head used to diesel engines with different combustion systems.
介绍了具有油束撞击效应的轴针式喷油器在不同柴油机燃烧系统中的应用。
According to the features of the mixture formation in natural gas engine, natural gas engine can be classified as two types: premixed combustion type and heterogeneous diffusive combustion type.
本文根据天然气发动机混合气的形成特点，把天然气发动机分为预混合燃烧型和非均质扩散燃烧型，并分析了这两种天然气发动机的技术特点、燃烧特点与排放等性能。
Control factors in surface combustion process of gas-air mixture are briefly analyzed.
简要地分析了煤气混合气表面燃烧过程的控制要素。
The result of the first stage work of mathematically modelling for fluidized bed combustion process of coal water mixture the primary model is reported in this paper.
本文介绍了燃烧实验室所进行的媒水混合物流化床燃烧过程数学模化工作第一阶段的研究结果——初定模型的基本情况。
Oil leaking in combustion chamber of an engine leads to abnormal combustion of oil and mixture.
发动机窜油故障因机油窜入燃烧室，导致机油与可燃混合气不正常燃烧。
The results of the calculation and the analysis of effects of combustion chamber pressure, mixture ratio, propellant injection temperature and injector type on the combustion processes are reported.
文中报告了特种发动机燃烧室压力、混合比、推进剂喷注温度和喷注器结构对燃烧过程影响的计算及分析结果。
The effects of combustion chamber pressure and mixture ratio on engine performance were analyzed based on simulation.
并根据结果分析了燃烧室压强和混合比对发动机性能的影响。
The compression rings seal in the air-fuel mixture as it is compressed and also the combustion pressures as the mixture Burns.
当可燃混合气压缩时，气环密封可燃混合气；当可燃混合气燃烧时气环可阻止所产生的压力不外溢。
Lean burn mixture combustion of gasoline engine is an effective approach for reducing emissions and fuel consumption.
汽油机燃烧稀混合气是降低有害尾气排放、燃油消耗率的有效途径。
The results show that the secondary atomization of fuel brought by oriented arc can improve mixture formation and combustion.
结果表明，在导向圆弧的作用下产生的燃油二次雾化，大大加速了混合气的形成和燃烧。
Diesel compared to a more homogeneous mixture, and more complete combustion.
柴油相比，混合气更均匀，燃烧也更完全。
These factors are mixture concentration, ignition advance Angle, engine speed, temperature of cooling water and carbon deposit on the SUrfaces of the combustion chamber, etc.
通过试验找出了诸因素对怠速排放污染物浓度的影响规律，如混合气质量，点火，发动机转速，冷却水温度及燃烧室表面积炭等。
The stronger air motions are helpful in organizing mixture strength distribution and then realizing lean mixture combustion in two-valve gasoline engines.
强化空气运动的结果有利于组织燃料在缸内的浓度分布，从而为在二气门汽油机上实现稀薄燃烧打下基础；
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。
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。
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