花粉浓度,Pollen concentration英语短句,例句大全

花粉浓度,Pollen concentration
1)Pollen concentration花粉浓度
1.Pollen concentration in the air was deeply influenced by the air temperature during the blooming and also by the precipitation to the end of peak florescence, but it is little influenced by the sunshine.１９９４～１９９６年河北省迁安县蔡园乡大气中板栗花粉散布特征研究表明，不同年份板栗花期有早有晚，大气中的花粉浓度变化悬殊；大气中板栗花粉浓度受花期气温和盛花末期前降水影响较大，受日照影响较小；盛花期花粉浓度与板栗产量的相关系数为０。
2.The results showed that buildings had some influences on the diurnal and spatial variation of pollen of Sabina Chinensis,and the variation rules were as follows: 1)In general,diurnal variation curve of pollen concentration in the residential area showed two peaks and one vale.通过对散粉期间居民区建筑不同位置、不同高度的圆柏花粉浓度进行了全天昼夜监测。
3.The clas-sification of the cypress pollen concentration was 0≤6 g/m3,Ⅰ≥7 g/m3,Ⅱ≥16 g/m3,and Ⅲ≥67 g/m3.目的了解北京市气传柏树花粉的浓度,并对花粉浓度进行分级。

英文短句/例句

1.Pollen Survey by Volumetic Sampler in Beijing City and Cross-reactivity Research between Ragweed and Mugwort in Vitro应用容量法监测花粉浓度及花粉过敏原交叉反应的研究
2.Analysis of Relationship between Pollen Concentration and Meteorological Factors in Hohhot呼和浩特市花粉浓度与气象因子关系的分析
3.Impacts of Elevated CO_2 on Systems of Cotton-Bemisia Tabaci Biotype B-Encarsia Formosa大气CO_2浓度升高对“棉花-B型烟粉虱—丽蚜小蜂”系统的影响
4.Study on Shape,Content and Concentration of Plant Pollen in Part Commercial Honey of China中国部分商品蜂蜜中植物花粉形态、含量及浓度的研究
5.The Effort of Different Mesh Filtration Filter Cloth on Content and Concentration of Plant Pollen in Honey不同目数的滤布过滤对蜂蜜中植物花粉含量及浓度的影响
6.methods of measuring dust concentration in flue gas废气中粉尘浓度分析法
7.Thermo-analysis Experiment on Burnout Characteristic of Coal under Different Coal Concentration and Oxygen Concentration;煤粉浓度及氧浓度变化下煤粉燃尽特性的热分析研究
8.Distribution of concentration of pulverized coal injected into BF tuyere by lance with multiple holes多股流喷吹粉煤时高炉风口内粉煤浓度场分布
9.Numerical Analysis of Pulverized Coal Concentration in Primary Air Pipe of Boiler;煤粉锅炉一次风管中煤粉浓度的数值分析
10.A Study of the Kinetic-Energy Method-based Measurement of the Concentration of Pulverized Coal Transported by Exhaust Gas基于动能法测量乏气送粉煤粉浓度的研究
11.mixed a strong solution of Bleach and water.混合漂白粉与水的高浓度溶液
12.Determination for minimum explosive concentration of dust cloudGB/T16425-1996粉尘云爆炸下限浓度测定方法
13.airborne particle mass monitor大气粉尘物质浓度监测仪
14.Mix flour and liquid to the right consistency.把面粉和液体混合到适当的浓度.
15.Test Research on the Method of Coal Particle Concentration Measuring;电容法测量管道煤粉浓度的试验研究
16.The Design of Primary Fans Coal-powder Concentration Online-monitor System;一次风煤粉浓度在线监测系统的设计
17.Investigation of Dust Density Measurement Based on Scattering Theory;基于MIE散射理论的粉尘浓度测量研究
18.Design of dust measurement device based on EPA基于EPA通信的粉尘浓度测量仪的设计

相关短句/例句

dust concentration粉尘浓度
1.Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal roadway driving;煤巷掘进过程中粉尘浓度分布规律的数值模拟
2.Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal drift driving with exhaust ventilation;抽出式通风煤巷掘进过程中粉尘浓度分布规律的数值模拟
3.New method to determine dust concentration in coal mining face;确定采煤工作面粉尘浓度的新方法
3)dust density粉尘浓度
1.Using magnetized water to reduce shotcrete dust density and the rate of rebound;磁化水对喷射混凝土粉尘浓度及回弹率的影响
2.The Study and Application of Transmission-model Optical Monitoring Technology of Dust Density;透射式光学粉尘浓度监测技术研究及应用
3.Through analyzing and exploring a large number of tests and literature data, this paper sums up several impacting factors of dust explosion development in closed container including mainly dust density, initial pressure, oxygen content, container shape, turbulent, etc.通过对大量实验及文献数据的分析和探讨 ,总结出密闭容器中粉尘爆炸发展的诸多影响因素 ,主要包括粉尘浓度、初始压力、氧含量、容器形态以及湍流度等 ,并得出相应的结
4)particulate density粉体浓度
1.This principle and device can be popularized in other particulate density analysis for gas-.提出了一种新型的基于激光散射原理的气固两相流亚微米级粉体浓度及浓度分布测量方法，适合流场的物质组成及其浓度分布等气固两相流特性分析。
5)Coal concentration煤粉浓度
1.In addition this paper made an exposition of prevent wear of probe by measuring its temperature? coal concentration? wind specd measured? model cutting circuity and statistics input coal to boiler.介绍了锅炉燃烧优化指导系统的原理、组成、功能及其在火电厂的应用、维护 ;并对温度探头防磨、煤粉浓度、风速测量、模拟切圆及入炉煤量统计等作了阐述。
6)coal powder concentration煤粉浓度
1.Considering frictional pressure loss and suspending particles lifting pressure loss in the process of mixture between coal and air,based on gas solid two phases theory,a new method was developed to punctually measure coal powder concentration of air coal mixture by energy balance principle.基于悬浮式气、固两相流理论 ,考虑了风 -煤合流过程中的压力损失及悬浮颗粒提升压损的影响 ,运用能量法提出了一种测量一次风管中风 -粉混合后煤粉浓度的新方法 ,对水平、垂直段测试的精度进行比较 ,并介绍了一次风管中煤粉浓度在线监测系统的开发过程和方法。
2.Considering frictional pressure loss and suspending particles lifting pressure loss in the process of mixture between coal and air, and based on gas-solid two phases theory, a method was developed to punctually measure coal powder concentration of primary air of vertical and horizontal duct in the four corner rounding boiler by energy balance principle.基于气 -固两相流理论 ,考虑风 -煤合流过程中的压力损失及悬浮颗粒提升压损的影响 ,利用能量法提出了测量四角切圆锅炉一次风管中风 -粉混合后煤粉浓度的方法 ,并介绍了煤粉浓度在线监测系统的开发主要过程、方法和精度。
3.Based on the theoretical relationship between gas-solid flow s centrifugal force change on outside and inside of bend and gas -solid flowing rate, we have made experimental research about measuring coal powder concentration in pneumatic pipes of boiler s combustion system with bend mehod.利用气固两相流流过弯管处作用在管壁上的离心力的变化与气固两相流流量之间的理论关系，针对电厂锅炉燃烧系统送粉管道进行了弯管法测量煤粉浓度的试验研究，得出了相应测量送粉管道中煤粉浓度的数学模型，然后对其进行了误差分析，最后提出了在线检测的实现方法和作用。