查询词典 aerosol

In the fog condition, aerosol particle number concentration decreased with increasing height near the surface.

在阴雨天气情况下，气溶胶粒子浓度和尺度都会有增加的现象。

IR aerosol screening smoke can countermine advanced photoelectric equipment, in particular imaging homing.

摘 要：红外气溶胶烟幕技术能有效对抗先进的光电武器，尤其是成像制导。

The volume of radon chamber is 4 m3, the range of radon concentration is 370~20 000 Bq/m3, and the relative expanded uncertainty of measurement results is no more than 5.8%. The whole testing system can verify/calibrate the radon monitor and study on the radioactive aerosol of radon decay product.

装置氡室体积为4 m3，氡浓度测量范围为370~20 000 Bq/m3，氡浓度值测量结果的相对扩展不确定度不超过5.8%，可用于测氡仪器的检定校准和氡子体放射性气溶胶的实验研究。

By using equilibrium constant, activity coefficient, water activity and relative humidity of deliquescence properties in secondary aerosol model, we set the model and tested the sensitiveness.

本论文的研究内容主要将大气中二次气胶生成机制并入光化学轨迹模式中，利用大气气相-气胶之间热力动性质平衡常数(K、活性系数、水活度、相对潮解湿度，建置二次气胶模组，并测试二次气胶模组对各影响因子的敏感度。

objective: to evaluate the efficacy and safety of expectorant mucosolvan aerosol inhalation in lower respiratory tract infections.method: 86 patients' clinical symptoms with lower respiratory tract infections were observed to identify the difference during the treatment.result: two groups efficiency comparison differentiae exits palpability (p.01), obvious side effect was not found in mucosolvan.conclusion: mucosolvan will be effective to treat lower respiratory tract infections, it's safe and reliable.

目的：评价祛痰剂沐舒坦雾化吸入治疗下呼吸道感染的临床疗效及安全性。方法：观察 86例下呼吸道感染患者治疗治疗前后咳嗽、咳痰等临床症状的变化。结果：两组有效率比较差异有显著性(p.01)未发现沐舒坦有明显副作用。结论：沐舒坦治疗下呼吸道感染疗效确切安全可靠值得临床进一步推广使用。

The total effect of aerosol is larger than direct and indirect effect, but it could not be seen the sum of direct and indirect effect simply.

气溶胶总气候效应比直接效应和间接效应大，但并不是直接效应和间接效应的简单相加。

By an argon flow where its condensation occurs while being cooled. The analyte containing aerosol particulates can then be quantitatively re-collected by means of intra-furnace electrostatic precipitation on the wall of a graphite tube , or by external EP on a secondary graphite boat or onto one or a set of secondaryplatforms by means of corona discharge applied to the deposition site .In comparison with other techniques, the ETV-EP sampling offers some essential advantages.

在这种情况下，样品矩阵的大部分被加热分解首先去除，那么analyte 被汽化在熔炉和失去控制由它的结露发生的氩流程当冷却。analyte包含湿剂微粒物质可能定量地然后被回忆通过内部熔炉静电降雨雪在石墨管的墙壁上，或由external EP 在一条次要石墨小船或一个或一套次要平台通过光环放电适用了于证言站点。

Aerosol plays an important role in global climate change and air pollution, and also an essential parameter in quantitative remote sensing.

气溶胶是研究全球气候变化和大气污染的重要参数，也是进行定量遥感必须获得的参数。

Since the danger was recognised action has been taken in the United States and in the European Economic Community to effect a decrease in the use of chlorofluorohydrocarbon as aerosol propellants.

to effect在句中做目的状语，主句为被动形式"美国以及欧洲共同体已经采取了行动，以减少作为火箭推进剂的氟氯烃的使用。"

The aerosol and toxic gas from automobile exhaust could affect adversely ambient environment and people's health.

汽车排放的颗粒气溶胶和有害气体严重影响着大气环境和人们的健康。

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。