The major sources of anthropogenic emissions of NO2 are combustion processes (heating, power generation, and engines in vehicles and ships).
人为释放二氧化氮的主要来源是燃烧过程(供热、发电以及机动车和船舶的发动机)。
Parts of PAH are possible human carcinogens formed during the combustion of fuel both in the smoking and in the direct drying processes involved in the preparation of food.
制备食品时的烟熏和直接干燥工序在燃烧过程中形成的部分多环芳烃可能是人类致癌物。
One of the most important processes in a thermal power plant is combustion.
燃烧是火力发电中最重要的工艺之一。
The processes of the combustion and flow and the movement of the lifting device were simulated by numerical method.
通过数值方法模拟了燃气发生器内部的燃烧和流动以及提升机构的运动过程。
Conditions of mercury speciation transformation and effects of sulfur and chlorine on mercury emission were analyzed for gas products derived from coal gasification and combustion processes.
分析了煤气化和燃烧过程的气体产物中汞形态转化的条件，以及烟气中硫和氯元素对汞排放的影响。
The study of droplet burning under microgravity is essential for the understanding of mechanism of combustion processes.
微重力条件下单滴燃烧的研究对于认识燃烧过程的物理机理具有重要价值。
The results show that this method can be used to analyse qualitatively the effects of fuel additives on combustion processes of engines.
结果表明：利用放热规律计算结果可以定性分析燃油添加剂对发动机燃烧过程的影响。
To accurately describe the fuel combustion and radiative heat transfer processes in furnaces is very crucial in comprehensive numerical simulation of ethylene pyrolyzer.
在乙烯裂解炉综合模拟研究中，准确地描述炉膛内燃料燃烧和辐射传热过程极其重要。
Combustion reactions in a gas turbine are processes of high irreversibility, and therefore of lowe exergy efficiency.
燃气轮机中的燃烧反应是一种高度不可逆的过程，因此效率较低。
A new way of modelling of coal spontaneous combustion processes at low temperature is given.
从而为煤低温自燃过程的建模提供了一条新的途径。
The processes of fluid flow in the tube, combustion, heat transfer between the flue gas and tube were simulated without any simplification of the complicated geometry.
计算得到了炉内流场、 温度场及炉管表面热流密度分布的详细信息，揭示了焦化炉炉膛内流动、燃烧和传热过程的特性。
Then a general combustion model is proposed, which initially reveals the influence of coal char structure on combustion processes.
该模型把对碳焦的表面分形与燃烧速率的计算结合起来初步揭示了碳焦结构对燃烧过程的影响。
It is necessary to determine chemical equilibrium compositions for the calculation of combustion and thermodynamic processes of high temperature gases in various devices.
燃烧过程和高温气体热力过程的计算需要求解燃气的化学平衡成分。
Our model considers heat leak between cylinder wall and environment in combustion process, internal irreversibility of cyclic working fluid in adiabatic processes, and cycle time.
模型考虑了燃烧过程气缸壁与环境间的热漏、循环工质在绝热过程中的内不可逆性以及循环时间的影响。
The law states that entropy increases during irreversible processes such as spontaneous mixing of hot and cold gases, uncontrolled expansion of a gas into a vacuum, and combustion of fuel.
根据这一定律，在热气体与冷气体的自发混合、气体向真空的自由膨胀以及燃料的燃烧之类的不可逆过程中，熵都是增加的。
Theoretical calculations are made of the effect of the jet hole on gas motion inside the TJ-jet combustion chamber of 492qs gasoline engine during compression and combustion processes.
通过理论计算研究了492QS汽油机射流孔对射流燃烧室内气体运动的影响。
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 processes of fluid flow, combustion and heat transfer between the flue gas and tube without any simplification in the firebox of atmospheric heater were studied with the whole coupling method.
采用分区耦合的方法研究了常压加热炉辐射段内的流动、燃烧和管内外传热的工艺过程。
The primary combustion of deficient oxygen solid propellant is non equilibrium because of its own physical and chemical processes.
贫氧推进剂一次燃烧的物理和化学动力学因素决定了其一次燃烧为非平衡燃烧。
Characteristics of honeycomb structures of compressor stator and combustion chamber are narrated and studied also for their repairing processes.
叙述了压气机静子蜂窝封严扇形段和燃烧室前封严环组件的结构特点，对蜂窝组件的修理过程进行了研究。
Then, one sample was burnt in an electric drop tube furnace to study the evolution behavior of mercury in semi-practical combustion processes.
然后选取一个污泥样在滴管炉里燃烧，研究汞在接近实际燃烧状况下的析出行为。
Three simple recovery processes of alkali in small-scale paper mill are evaluated, and single-stage condensation-combustion process is stabler and more economic.
对目前运行中的三种简易碱回收方法了述评，指出一级浓缩燃烧法是能够正常、稳定、经济运行的好方法。
It is an important problem to investigate and monitor the combustion processes in the furnaces of power plant boilers, which is concerned about by experts in the field for a long time.
锅炉炉内燃烧机理和监测，一直是从事热能工程的专家和技术人员长期研究和关注的重大课题。
An effective method to reduce gasoline engine emission is the application of fuel comburant additives, whose effect on the combustion processes has been analyzed in this paper.
降低汽油机主要有害排放物的有效方法之一是在其燃油中投放添加剂。
An effective method to reduce gasoline engine emission is the application of fuel comburant additives, whose effect on the combustion processes has been analyzed in this paper.
降低汽油机主要有害排放物的有效方法之一是在其燃油中投放添加剂。
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