燃烧的

Burning of the propellant grain always progresses normal to the burning surface, and occurs in a uniform manner over the entire surface area exposed to combustion.

燃烧的推进剂药柱始终进展正常燃烧表面，并且发生在一均匀地在整个表面积暴露在燃烧。

In addition to measurements of conventional dynamic parameters o n a model surface,an optical observation method was employed,which directly reco rded self-luminosity of high temperature gas induced by a two-dimensional mode l in high enthalpy flow and combustion radiation.Hypersonic flow fields passing over a sharp strut including fuel injection were displayed and recorded with a high-speed CCD camera.A phenomenon of supersonic diffusive combustion under fre e boundary condition was observed.

实验除测量常规流场参数和模型表面的动态参数外，主要使用二维实验模型，利用高温气体的自发光和燃烧伴随的发光现象，采用高速摄影技术来观测燃烧现象，记录到高焓流场中叠加燃料喷射和燃烧的流场，观察到自由边界条件下扩散控制的超声速燃烧现象。

By made us can't go on studying,but we have been learningEnglish by ourselves.Because we not to work age,we can only do some and typewrite and Chinese and English translate and copy.

垂直放人透明燃烧筒中，筒内有向上的移动氧氮气流，点燃试样端，随即观察燃烧现象，并与规定的极限比较其持续燃烧时间或燃烧的距离：通过不同样浓度中一系列试样的实验，可以测得最低氧浓度，氧指数法较适合用于工艺过程实验使用。

Considering a spherical porous carbon particle immersed in a static ambient atmosphere, the combustion characteristics under three basic conditions: frozen flow, equilibrium flow, partial flow are solved in a half-analytical and half-numerical way. By using the LAEA (Large Activation Energy Asymptotic Method), the departure value of some parameters such as combustion rate, temperature, and concentration are obtained. On this basis, the rules of a carbon particle combustion under various conditions when the gas phase Damk〓hler number is in the range of 0,+∞ are summarized.

建立氧化性环境中相对静止的多孔炭粒燃烧的控制方程，采用半解析、半数值方法求解出炭粒在冻结流、部分流、平衡流三种基本情况下的燃烧规律，并采用大活化能渐近匹配方法，计算出偏离冻结流、偏离平衡流情况下燃烧速率、温度及组分浓度等参数的偏离解，进而总结出炭粒在气相Damk〓hler数为0，∞整个范围内燃烧特性变化规律。

In view that the combustion efficiency and flame stability are affected by the interaction of flow and combustion, further systematical research on phenomena and mechanism of the interaction between flow and combustion in supersonic combustors is needed.

由于流动与燃烧的相互作用直接影响超声速燃烧室中的燃烧效率与燃烧稳定性，因此有必要对超声速燃烧室中流动与燃烧的相互作用现象及其机理进一步开展系统深入的研究工作。

The factors to affect the derating rate are carefully discussed and the technologies to reduce boiler derating are introduced. the retrofitting considerations of four typical oil-fired boilers are researched in detail.

本文针对水煤浆燃烧的特点，在与燃油、燃煤粉燃烧过程的比较研究的基础上，根据水煤浆燃烧机理提出了一个水煤浆雾炬燃烧过程的综合模型，并结合具体的燃烧器和燃烧室进行了数值试验。

This technology makes use of the catalyst, which is coated on the surface of the catalyst monoliths, to reduce activation energy during combustation. In this way, the combustion efficiency is improved and the pollutant emission is reduced.

催化燃烧技术是利用催化剂载体表面涂覆的催化剂来降低燃料燃烧的活化能，从而使得燃烧更易进行，这样不仅提高了燃烧效率，而且可以有效地降低污染物的排放。

The combustion of coke sampling from a boiler of ethylene plant was studied on a laboratory unit. The effects of combustion temperature and oxygen flow rate on coke combustion were investigated. Four combustion promotors were prepared and added into the coke for proceeding the combustion test.

摘 要：采用国内某乙烯厂余热锅炉生成的焦炭为原料，在自行设计的焦炭燃烧试验装置中，对乙烯装置余热锅炉焦炭的燃烧过程进行研究，考察了温度、氧气流量等主要因素对焦炭燃烧的影响，并研究配制了4种具有良好助燃效果的助燃剂组分进行焦炭催化燃烧试验。

A method of computing and visualizing the combustion process in a DI gasoline engine is presented, taking a complex shape DI combustion chamber as a case, basing on a three-dimensional staggered grid, using a zero-dimensional combustion model with sequential multi-point combustion in this paper.

本文研究了缸内直喷式汽油机燃烧过程的计算机模拟计算与燃烧过程可视化方法。论文以一个复杂形状的直喷式燃烧室为例，基于三维交错网格，应用零维燃烧模型，按照油束形状以多点连续燃烧的形式计算研究了该方法。

Secondly, it is concluded that all these researches above supported the conclusion that the thermoacousitic oscillation in combustor is the self-excited oscillation with feedback that produced the limit cycle oscillation with stable amplitude.

最后将其扩展到多旋流预混燃烧，试验比较了不同组分模拟合成气在三种多旋流模型燃烧室中进行预混燃烧的不稳定燃烧特性。

So that more consumers can enjoy more delicious quality, technology is even better than wine.

让更多的消费者可以品尝到品质更为鲜美，工艺更为精湛的葡萄酒。

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在你最喜爱的文本编辑器中将它打开。