• The calculation method for air diffusion model of middle distance under complicated terrain was analyzed.

    本文分析复杂地形条件中距离大气扩散模式计算方法及其城区的影响。

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  • Some key parameters such as gasoline vapor mole quality and compression factor, vapor pressure, and vapor-air diffusion coefficient were decided and recommended.

    汽油蒸气一些关键物性参数油气摩尔质量压缩因子、蒸气及油气——空气扩散系数等给出了推荐值或计算式。

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  • Air diffusion can impact the pollutant distribution in atmosphere, and so do some non-diffusion aspects such as dry sediment, wet sediment and chemical translation.

    污染物大气中被稀释扩散时,还会发生沉积湿沉积化学转化过程,所有这些都会影响污染物在大气中的分布

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  • In order to reach uniform temperature distribution in tunnel bogie hearth furnace, the technology of pulse firing control of high velocity burner with air diffusion is proposed.

    解决隧道式淬火炉炉温分布均匀的问题,采用了高速调温烧嘴脉动燃烧控制技术

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  • On the basis of the air pollution emission data, the contribution of each dust pollution source to the air environment quality in Anshan is analysed with ADMSair diffusion models.

    污染源排放数据为基础,应用adms -城市扩散模型模拟分析了鞍山市污染源空气环境质量贡献

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  • The effect of active carbon granularity-on properties of air diffusion electrode is introduced in this article in order to improve the permeability and electrochemical property of layer.

    为了改善空气扩散电极电化学性能,对活性炭粒度分布对空气扩散电极性能影响进行了研究。

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  • In survey of this phenomenon, using spot date, physical and mathematics stimulant method, flowage and diffusion are studied and wellbore flow and air diffusion model of CO are established.

    针对一现象运用现场数据以及物理模拟数学模拟方法首次通过对CO气体流动扩散等的综合研究建立了CO井筒流动大气扩散模型

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  • It also helps diffusion, the way a scent lifts and hangs in the air.

    柠檬油同时有助于香味的扩散,即香味弥漫悬浮在空气中的方式

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  • The results also provide the useful guideline and references to a certain extent for city planning and designing as well as the diffusion and cumulation of air pollutants around buildings.

    数值模拟表明了风遇到建筑物流情况,研究成果可城市规划住宅小区建筑物的优化设计以及分析建筑物周围空气污染物扩散累积提供参考和应用基础。

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  • The osmotic gas beneficiation on another surface of films and diffusion in the air.

    渗透气体另一表面富集,并向空气扩散

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  • We simulated the combustion process in large acceleration of diffusion fuel and premixed fuel of methane and air by PHOENICS.

    本文采用PHOENICS进行了甲烷空气加速扩散燃烧预混燃烧模拟实验。

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  • This paper presents an effective guideline to verify the diffusion model in air environment capacity, and discusses the measures to meet the targets.

    提出空气环境容量核定扩散模型验证有效指标简述满足指标应当采取的措施

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  • Smoke diffusion controlled by smoke-preventing air curtain is simulated and analyzed by CFD when a train catches fire.

    并用CFD方法模拟分析列地铁列车着火,防空气对烟气扩散控制

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  • Integration of GIS and air pollution diffusion model has already become an important trend.

    大气扩散模型GIS整合是当前重要发展趋势

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  • Results from our model revealed that oxygen uptake by diffusion from the air, under normal conditions, was limited to the out most layer of the skin and did not penetrate beyond the germinal layer.

    研究结果表明正常生理条件下皮肤空气通过扩散输运所获取仅限于表皮角化,而不能到达表皮生发层。

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  • Regardless of hysteresis of air system, the main factor that influences dynamic response of fuel cell is diffusion concentration polarization, which restricts the change rate of stack current.

    不考虑空气系统时间滞后影响电池动态响应时间主要因素扩散差极化限制了电流的变化率

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  • Presently, passive HTO samplers are being widely used abroad. It samples HTO in air based on the principle of gas molecular diffusion and permeation.

    目前被动式取样国外取得了广泛应用,基于气体分子扩散渗透原理采集空气氚化水蒸汽( HTO)样品的一种方法。

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  • A sampling method of passive diffusion tube for collecting formaldehyde in indoor air was established.

    本文建立了被动式扩散采集室内空气甲醛方法

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  • On the basis of the successfully debugged program a numerical simulation of the diffusion combustion process was performed of methane and air in the high acceleration field.

    调试成功程序甲烷空气大加速度中的扩散燃烧过程进行数值模拟

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  • The methane emission from soil to the atmosphere is mostly through rice plants, only small amounts of methane is released across the water-air interface via bobbles or molecular diffusion.

    后者主要通过水稻植株大气释放只有少量通过气泡分子扩散水田土壤通过田面水层向大气排放

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  • Combining several techniques enables researchers to measure the rate of diffusion of these helium gas molecules, which reflect the size of the air sacs in the lung.

    联合其他仪器研究者能够测量出氦气分子扩散这将反映出肺泡大小

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  • From the gas diffusion theory to study gas diffusion on the wet air, to Fick theory analysis, puts forward the influencing factors of gas diffusion.

    气体扩散理论出发,研究湿空气下天然气扩散,菲克理论进行理论分析,重点提出了气体扩散的影响因素

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  • The paper mainly focuses on the analysis of FTIR spectra of toxic organic substance in the atmosphere and the establishment of diffusion models in the indoor air.

    本文主要大气有毒有机物傅里叶变换红外光谱解析室内扩散模型建立进行研究。

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  • Numerical simulation of pollutants' diffusion in air has been adopted widely, but the false diffusion occurring in simulation is always an important factor affecting the accuracy of the results.

    数值模拟方法预测污染物大气中的扩散已经广泛采用数值模拟产生扩散一直影响模拟结果精度重要因素

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  • After the research work of the present study, the profile of the influence of humid air on diffusion flames and combustor performance becomes basically clear.

    通过本文研究空气加湿影响扩散火焰燃烧室性能轮廓基本清晰

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  • Calculating results show that it is available to study the tiny particle diffusion by means of measuring and analyzing the room airflow movement in an air conditioning and cleaning room.

    计算结果表明空调净化房间通过测量分析气流运动规律研究气流中微小粒子扩散规律可行的。

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  • HEPA supply outlet diffusion perforation panel influences cleanroom air velocity field, cleanliness, cleanliness recovery characteristic and resistance of the diffusion panel.

    高效过滤器送风扩散的开孔情况影响着室内、室内空气洁净度洁净室自净时间扩散阻力

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  • The paper analyses the diffusion conditions of air boundary layers, the distribution and forecast of source air pollution and the current situation of air pollution.

    分析大气边界层扩散条件、大气污染源分布预测、大气污染现状

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  • The paper analyses the diffusion conditions of air boundary layers, the distribution and forecast of source air pollution and the current situation of air pollution.

    分析大气边界层扩散条件、大气污染源分布预测、大气污染现状

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