The shape of rich soot combustion area at high temperature coincides with the share of spray area before ignition.
速燃期内高温富碳燃烧区的形状与着火前一时刻喷雾场的形状相吻合；
Besides, the cavities in both types of combustors enable the fuel to be mixed more fully and also stabilize the flame, enlarging the combustion area in the rear parts of the combustors.
同时，这两个超声速燃烧室内的凹槽结构能起到增强掺混和稳定火焰的作用，使燃烧室后部燃烧区域增大。
The correlation analytical method was used in this study. It was found that the source of particulate carbon in aerosol at Pudong New Area was coal combustion.
采用元素相关分析方法，找出了浦东新区大气气溶胶中碳颗粒的污染源，确证该区大气中碳颗粒主要来自煤的燃烧。
The fractal characteristics of petroleum coke combustion are validated, which proves that the change of surface fractal dimension differs from that of specific surface area and pore volume.
石油焦的燃烧具有分形动力学的行为特征，且表面分形维数的变化趋势和比表面积和孔容积不同。
Through the orthogonal experiments, the author found out the major factor affecting the combustion and thermal characteristics from the gas pressure, water flow, air-inlet area and fume-exhaust area.
本论文通过正交实验从燃气压力、水流量、进风口面积和排烟口面积这四个因素中找出了影响强制平衡式燃气热水器的燃烧和热工特性的主要因素。
The results of the investigation show that soot appears firstly in the rich fuel area where is permeated by air within combustion chamber.
研究结果表明：在柴油机燃烧过程中碳粒最早出现在燃烧室内有空气渗混的富油区；
The combusted area is divided into several regions, and the multi area model can more truly describe the in cylinder combustion.
将已燃区按规定分成若干小区，多区模型更能真实地描述缸内的燃烧现象。
The smoke from incomplete combustion of biomass, a kind of fuel widely used in rural area, is one of the main indoor air pollutants.
生物燃料是广大农村地区普遍使用的生活燃料，其不完全燃烧所释放出的烟气是室内空气污染的主要来源之一。
The flame area which has developed from the fire source is an area of chemical reaction caused by combustion.
火源生成的火焰区是燃烧引起的化学反应区域。
Safe ignition technology was described in the oil tank area of petrochemical factory. Beforehand countermeasures and emergent measures had to be made well, once combustion and exposure happened.
详细阐述了石油化工厂的油品储罐安全动火技术，及燃烧爆炸时的临时对策和应急措施。
While the samples prepared by solution combustion have little surface area decay, behaving greatly high thermal stability, although they have the least surface area before calcining.
而溶液燃烧法样品虽然在高温焙烧前比表面积最小，在高温焙烧后比表面积几乎没有发生衰减，表现了优异的热稳定性。
Valves are clustered near the center of the bore to minimize combustion chamber volume and to provide ample squish area.
阀门是聚集在附近的孔中心，以尽量减少燃烧室量，以及提供足够的果酱领域。
It is concluded that the combustion chamber passage area, passage direction, passage shape and passage position have a strong effect on in-cylinder current motion and flow speed.
计算结果表明，燃烧室通道截面积、通道倾角、通道形状、通道布置对气流运动的形式及气流速度均有较大的影响。
The combustion of biomass materials is a significant research area in the field of fire safety science.
生物质燃烧是火灾安全科学领域的重要研究课题。
It can calculate effectively the variation of flame front area, burned volume, and heat transfer area with the process of flame propagation and can be applied to an arbitrary combustion chamber.
该软件能有效地计算火焰前锋面积、已燃区体积和传热面积随火焰传播距离的变化情况。
This provides the theoretical criteria and practical data for the productive department to divide the area of spontaneous combustion of coal seams.
这为生产上查明煤层自燃范围提供了理论和实际依据。
Two combustion chamber configurations preventing accumulation of thick mixture in the near wall area are described:1) grooved combustion chamber.
本文提出两种方法：1）在壁面设置矩形凹槽，并且利用环境的气流运动加快射流气体的混合；
This paper describes a combustion-driven CO2 gasdynamic laser with a throat height of 0.3mm and an area-ratio 30 grid nozzles, and presents some experimental results.
本文介绍了喷管喉道高度为0.3毫米、面积比为30的燃烧驱动CO_2气动激光器的某些实验结果。
In the model the exit area ratio, solid particle mass ratio, fuel enthalpy of combustion, jet gas molecular weight, chamber stagnation temperature, flight Math number etc. have been considered.
在该模型中考虑了底排出口面积比，排气固相颗粒质量比，燃料热值，燃气分子量，燃烧室总温，飞行马赫数等因素。
According to measurements, the specific pore surface area and pore volume of petroleum coke (PC) during combustion were found to: first increase, then decrease and increase again.
通过对石油焦燃烧过程中不同燃尽率焦样的比表面积和孔容积的测定，表明石油焦的比表面积和孔容积先增大，后减小到一定数值，最后再增大。
The geological environment is very fragile, with shortage of groundwater, critical spontaneous combustion of coal seams and large distribution of burn rock in mining area.
矿区地质环境脆弱，地下水资源贫乏，煤层自燃严重，火烧岩广泛分布。
The unique big combustion chamber design, increased the chamber radiation heating area, reduced the boiler volume, reduced Nox discharging;
独特的大燃烧室设计，增加了炉膛辐射受热面积、缩小了锅炉的体积，降低了。
Spontaneous combustion broke for 49 in the 11 coal mines at Huainan mine area sine 1990. The spontaneous combustion broken ratios average 0.53 times per million ton coal products.
1990年以来，淮南矿区11个矿井共发生自燃火灾49起，自燃发火率平均为每百万吨产煤量0．53次。
Besides, the strength of the intake swirl can be less, that will increase valve area and reduce the loss of flowing. This combustion system also c...
同时，可以降低对进气涡流的要求，增加气门流通面积，减少流动损失。
Besides, the strength of the intake swirl can be less, that will increase valve area and reduce the loss of flowing. This combustion system also can reduce th...
同时，可以降低对进气涡流的要求，增加气门流通面积，减少流动损失。
Control technology on indoor pollution of coal combustion in rural area, especially the progress in technique of coal fluoride-sulfur fixing was introduced in this paper.
介绍了针对农村室内燃煤污染的清洁技术，特别是固氟固硫技术研究的进展。
Control technology on indoor pollution of coal combustion in rural area, especially the progress in technique of coal fluoride-sulfur fixing was introduced in this paper.
介绍了针对农村室内燃煤污染的清洁技术，特别是固氟固硫技术研究的进展。
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