查询词典 aerosol

And under the presence of high concentrated ammonium sulfate aerosol seed,the concentration of aerosol does not have significant effects on NO_x,NO and O_3 varia...

在高浓度的硫酸铵气溶胶种子条件下，其初始浓度对反应过程中NOx、NO和O3的浓度变化没有明显的影响，但对二次有机气溶胶(secondary organicaerosol，SOA)的生成有显著影响。

Based on the scattering and absorbing characteristic of aerosol,a effective medium approximative method was given, and the effective refractive index of aerosol was calculated.

为了了解气溶胶折射率对研究大气气溶胶的辐射效应的影响，给出了一种基于气溶胶散射和吸收特性的有效媒介近似方法，以计算大气气溶胶的有效折射率。

Objective To compare the therapeutic effects of asarone injection by aerosol inhalation and intravenous drip in the treatment of bronchiolitis.Methods 53 cases of bronchiolitis in children were treated with asarone injection by aerosol inhalation ,and 47 cases treated with asarone injection by intravenous drip severed as control.

目的 比较细辛脑注射液雾化吸入与静脉滴注治疗毛细支气管炎疗效方法采用细辛脑注射液雾化吸入治疗53 例毛细支气管炎的患儿，并且与该药静脉滴注治疗组47例相比较。

The high average temperature aerosol track throwout lever type tunnel kiln (PCS textile fiber preoxidized tunnel kiln), uses 15 microcomputer minute 15 area high accuracy procedure to control warm, the different vacuum seal air blower, various areas different stainless steel air flue, passes through aerosol

高均温悬浮轨道推杆式隧道窑（PCS纤维预氧化隧道窑），采用十五台微电脑分十五区高精度程序控温，不同真空密封风机，各区不同不锈钢风道，经过悬浮轨道和不锈钢网状料盘进行完整的热风循环。

The magnetism aerosol train counterbalances the earth gravity using the electromagnetic force, thus causes the train aerosol on the track.

磁悬浮列车利用电磁力抵消地球引力，从而使列车悬浮在轨道上。

The author seeks after an effective way to retrieve aerosol optical depth for urban area with dense population and industrialization. Three-level remote sensing monitoring ""Satellite -airborne - surface"" was ideated with MODIS, OMIS and sun-photometer to retrieve urban aerosol optical depth. In the paper, the author compared three AOD retrieval methods and analyzed the applicability and limitation of each method, including ground-based remote sensing with sun-photometer.

本文针对人口密集、工业化程度高的城市区域范围，探索高光谱数据遥感反演气溶胶光学厚度的方法，应用中科院上海技术物理研究所自行研制的模块化成像光谱仪，结合MODIS卫星资料和地面太阳光度计监测，试图形成&星载—机载—地面&三个高度立体遥测，实现城市气溶胶光学厚度的反演，并进一步研究其环境效应。

Based on international front and hotspot in atmospheric chemistry and aerosol study, considering domestic characteristics of atmospheric pollution, the laboratory has included main research areas below: atmospheric chemical reaction, aerosol chemistry, photochemical pollution, acid deposition chemistry, atmospheric brown cloud, emission characteristics and emission factors of PM and VOCs emitted from various sources, indoor air pollution and its control techniques, health effect of particulate matters, and so on.

研究室的主要研究方向始终瞄准国际大气化学和气溶胶研究和发展的前沿和热点，结合中国大气污染的自身特点，在大气化学反应、气溶胶化学、光化学污染、酸沉降化学、大气棕色云、各种污染源颗粒物和 VOCs 的排放特征和排放因子、室内空气污染及其控制、大气污染的人体健康效应等方面进行实验研究，在上述各方面得出具有国际先进水平的研究成果，建立国内领先和国际先进的学术研究和实验科学体系，确保研究室的学术地位和知名度，与国外相关的研究机构保持同步的发展态势并建立平等的交流机制。

Patients in the treatment group were treated with aerosol inhalation of budesonide in combination with salbutamol for 10～15 minutes,those in the control group were treated with aerosol inhalation of salbutamol alone for 10～15 minutes.

1.1 一般资料病例均来自2000年1月-2007年6月在我院门诊及住院的哮喘急性发作患儿42例，男24例，女18例，年龄5～14岁，诊断均符合1998年全国儿童哮喘防治协作组制定的诊疗标准［1］。42例随机分成治疗组24例和对照组18例。

For ozonolysis, the SOA yield has not been changed by inorganic seed aerosol, because the products are mainly carboxylic acids, which has much lower saturation vapor pressure and thus easily undergo homogeneous nucleation or gas-particle partitioning to be in the aerosol phase.

而对于α-蒎烯臭氧氧化的过程，实验结果表明，干态硫酸铵颗粒物种子的存在对SOA产率无影响，对臭氧氧化生成的SOA分子鉴别的结果表明，可鉴别组分中有很高比例的有机羧酸类物质，这一比例远高于光氧化产物，这些有机酸具有较低的挥发性而极易形成颗粒相，并且不参与异相酸催化反应。

We attempt to study the feasibility of cloud base height remote sensing by ground-based sky thermal infrared brightness temperature observation and quantitative effects of the aerosol layer on it. Using the Modtran4.0 model simulation, the variations of Tb with zenith angle of observation for different types of aerosol and different visibilities under clear and cloudy sky conditions were systematically investigated.

本文利用Modtran4.0模式比较系统地研究了不同强度和不同类型气溶胶情况下，晴空和各种云所形成的天空红外亮温Tb(Infrared Brightness Temperature)随地面观测天顶角的变化，从中发现利用Tb观测来遥感云底高度CBH的可行性，以及定量分析气溶胶层的影响。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。