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primary air twisted length 一次风转捩长度
Analysis of the Reason and Avoid Measure About Primary Air Piping Jam of the Boiler Burning System. 锅炉燃烧系统一次风管堵塞原因分析及其防范措施。
When the primary air blast wave from the explosion strikes the ground, another blast wave is produced by reflection. 当爆炸引起的入射冲击波触及地面时，由于波的反射便产生另一冲击波。
The problem that the primary air leakage of trisector AH is large arises some domestic customer s attention. 三分仓空气预热器一次风泄漏量偏大，引起国内部分用户的反响。
Understand the origin of primary air and formation of modern atmosphere which is related to emergence of animals and plants. 了解原始空气的由来以及现代大气的形成与多动植物的出现有关。
The distributions of gas temperature, O2, CO2, CO, and NO concentrations were measured under different swirl numbers for the primary air. 测量了在不同的一次风旋流数下,气体的时均温度、O2、CO2、CO和NO浓度的分布。
Analysis was made on how concentration of pulverized coal, primary air, mill outlet temperature and pulverized coal fineness affected ion ignition. 分析了煤粉浓度、一次风速、二次风量、磨煤机出口温度和煤粉细度等因素对其点火性能的影响；
A Scheme for retrofitting the primary air s isolation valves at coal mill s entrance of Huaneng Fuzhou Power Plant s sets No. 阐述了高层建筑热水采暖系统形式的选择原则,分析了目前常用的高层采暖系统及连接方式,同时对几种阀门隔绝系统的问题进行了探讨。
Research of Twisted Length on Air Dynamic Field of Coaxial Swirl Stratified Flow Combustor 同轴旋转分层流燃烧器空气动力场中一次风转捩长度的研究
The CAPPS(City Air Pollution Prediction System) was used to simulate the air pollutant index of the primary air pollutants(SO 2 NO x TSP) in Shijiazhuang City . 应用 CAPPS城市大气污染潜势和污染指数预报系统 ,对石家庄市主要大气污染物 ( SO2 、NOx、TSP)的污染指数 ( API )进行模拟分析。
Based on the experimental result and flame stability theory, the possibility to obtain the optimum parameters of the burners are discussed under different primary air coefficient. 在实验结果的基础上利用火焰稳定理论，论证了在不同一次空气系数时获得最佳燃烧器参数的可能性。
As a result, no mater what value the primary air coefficient is, to get the optimum parameters of the burners, certain measures in structure to stabilize flame must be taken. 结果表明，无论一次空气系数取何值，要取得最佳燃烧器参数都必须在其结构上采取一定的稳焰措施。
With the selected “input” parameter serving as the initial condition of a primary air operating regime the ascertainment criteria are made forthright and rational. 选择的“输入”参数为一次风工况初始条件，使判别准则直观合理。
In the configuration built with the parameters recommended in this thesis the equipment of elbow has no obvious effect on the deflexion of center line of the primary air. 而本试验推荐的结构参数下，弯头的存在不会使喷口出口射流中心线发生偏移。
Presents the air conditioning system and smoke exhaust system design of this project, applies the primary air fan coil system and secondary pump water system in the Top Electronics City. 摘要简要介绍了鼎好电子商城空调系统和防排烟系统的设计，商城采用了风机盘管加新风空调系统和二次泵空调水系统。
This paper mainly talks about the problems that the inflammable matter loss is large in cyclone burners and the primary air pipeline is abraded badly in Ning xia Shi Zuishan power plant. 本文是针对宁夏石嘴山电厂燃烧器存在可燃物损失大及一次风管路磨损严重的问题而进行的。
The numerical simulation of the injector of atmospheric gas burner is carried out using software FLUENT,and the relationship between nozzle position and primary air coefficient is obtained. 采用FLUENT软件对大气式燃气燃烧器的引射器进行数值模拟,得出喷嘴位置与一次空气系数的关系。
The disease is still in its primary stage. 这疾病仍然在初发阶段。
The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
On-line Monitoring of Primary Air Speed 锅炉一次风速在线监测