氣溶膠濃度 的英文怎麼說

中文拼音 [róngjiāonóng]
氣溶膠濃度 英文
aerosol concentration
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 動詞(溶化; 溶解) dissolve
  • : Ⅰ名詞1 (某些具有黏性的物質) glue; gum 2 (橡膠) rubber 3 (姓氏) a surname Ⅱ動詞(用膠粘) st...
  • : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. If an aerosol counter is used to monitor the concentration of particles in the emerging air, one finds that the concentration falls off with decreasing flow rate.

    如果用一臺計數器檢測射出流中的粒子,就會發現隨流速的降低而減少。
  2. Abstract : according to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    文摘:利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大背景、浮塵、揚沙和沙塵暴發生期間的大譜、質量譜、大總懸浮顆粒( tsp )及粒徑分佈、微象、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,候變化特徵和賀蘭山的影響。
  3. According to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大背景、浮塵、揚沙和沙塵暴發生期間的大譜、質量譜、大總懸浮顆粒( tsp )及粒徑分佈、微象、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,候變化特徵和賀蘭山的影響。
  4. The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface

    用吊環法測定了十二烷基硫酸鈉水液不同與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在?液兩相界面是以單分子層形式定向有序排列的。
  5. With gelatin liquor as adhesive and wheat meal as granulation material, the effects on spray granule ' s strength of fluidizing gas velocity, bed temperature, nozzle air pressure and adhesive concentration were studied experimentally in a batch conical fluidized bed spray particle generator

    本文在一間歇錐形流化床噴霧造粒器中,以食用小麥澱粉為原料,以明的水液為粘結劑,實驗研究了流化速、床層溫、噴嘴霧化空壓力、粘結劑對噴霧造粒顆粒強的影響。
  6. It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance

    本課題制備了wo3材料,並以它為基材,製作了三甲胺敏傳感器,研究了其對三甲胺的敏性能,尤其是低工作溫下的敏性能,得到結果如下: 1 、本課題以鎢酸鈉和鹽酸為反應物,用法制備了納米wo3材料,並採用x射線衍射分析儀( xrd ) ,掃描電鏡( sem ) ,透射電鏡( tem )對該材料進行結構分析和形貌觀察,研究發現材料的微觀結構與敏性能緊密相關。
  7. Result the physical parameters of two type ii biosafety cabinetries matched national standards, and gasoloid density was exceed 300 cfu / dish

    結果兩種型號級生物安全櫃的相關物理指標均符合國家標準,生物攻擊均> 300cfu /皿。
  8. 2 ) from the analysis of the aerodynamic parameters and turbulent flux transfer under different synoptic conditions we achieve the conclusion that on sands raising and sandstorm days turbulent momentum and sensible - heat fluxes are important exchange factors in the boundary layer, with turbulent exchange stronger in sandstorm weather than both on fine and sand raising days. prior to the occurrence of such an event, in particular, the super - adiabatic instability in the near - surface boundary will reinforce sandstorm weather condition. 3 ) atmospheric turbulent diffusion parameters z and y have apparent daily variation

    沙塵天下以親地殼元素為主的元素均高於背景大和浮塵天,而且沙塵天愈強,元素的增加愈顯著;背景大、浮塵天條件下親地殼元素的一般在10 ~ ( - 1 ) 10 ~ 0 g m ~ 3量級,揚沙、沙塵暴時一般達10 ~ 1 g m ~ 3量級,特強沙塵暴時高達10 ~ 2 g m ~ 3量級。
  9. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系統分析了不同強沙塵天條件下沙塵質量和質量譜、粒子譜分佈、光學厚、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天造成的泥雨過程的形成機制進行了模擬。歷史象資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天條件下,湍流動量通量和湍流感熱通量都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天有加強作用。
  10. 1 ) the number of sandstorm days from 12 weather stations in the helanshan zone is documented, indicating that the events can happen on the east and west sides of the ranges all the year round, with high frequencies in april to may, averaging 3. 2 and 3. 1 days on the west side, respectively and with the eastern high frequency in april, averaging 2. 0 days. also, analysis reveals that the high frequency period for eastern station yanchi and western guaizihu is april, with 5. 4 and 5. 2 days, on average, respectively

    銀川、巴音浩特和通古淖爾三地背景大沙塵粒子的數譜和質量譜均呈單峰型,服從對數正態分佈,與城市污染物的三峰、雙峰質量譜明顯不同。浮塵、揚沙、沙塵暴天條件下,平均數和質量是依次增加的,可相差4 - 7倍。沙塵粒子譜分佈還與地理位置有關。
  11. It was demonstrated that in june and december, as far as the daily averaged rates were concerned, whether the aerosol concentration is the heat source or the cold one depends on the aerosol density. however, the relation bears nonlinear features. in the diurnal range, the effects of the aerosol radiative forcing on the atmospheric stability depend on the vertical distribution and density of the aerosol

    結果表明,從候角而言,氣溶膠濃度的差別使得即使是在6月份,層既可以是冷源也可以是熱源從天而言,的垂直分佈和對層結穩定有著重要影響,並由此從物理上指出了沙塵暴天過程中輻射效應所起的重要作用。
  12. Based on the theory of shrinkage, capillary force theory, the influence of road concrete additives in common use on surface tension of water is studied, and the results show that the influence of water reducer is very small whereas shrinkage - reducing agent and air entrainer can reduce surface tension of solution significantly. the relation between surface tension and additive dosage are non - linear relation. each additive has an obvious critical micelle concentration ( cmc )

    從混凝土收縮的基本理論? ?毛細管張力理論出發,通過道路混凝土外加劑對水的表面張力的影響研究發現,減水劑對水的表面張力的影響很小,而減縮劑和引劑可以大幅降低液的表面張力,液的表面張力隨外加劑的摻量呈非線性形式降低,而且都存在臨界
  13. Radiative transfer model in the atmosphere - ocean system is completed in this paper by connecting three - component model of ocean color with radiative transfer theory. and a new atmospheric correction algorithm of ocean color satellite for case ii water is then developed based on this radiative transfer model. we can determine the aerosol parameters and the concentrations of three marine components simultaneously by this algorithm

    本文將水色三分量模型有效地利用到海水中的輻射傳輸過程中,再將大和海水中的輻射傳輸有機地結合起來,建立一種較為先進的「大?海洋系統輻射傳輸模型」 ,再利用建立的模型發展了一種新的可適用於二類水體的水色衛星大校正方法,用這種大校正方法可以同時反演大參數和水色要素的值。
  14. Chemical mechanism on formation of secondary organic aerosols involves in photooxidation process of volatile organic compounds and subsequent chemical reaction, which directly lead to increase of ozone concentration and to formation of secondary organic aerosol in troposphere

    二次有機形成的化學機理主要涉及到揮發性有機化合物的光氧化過程及其一系列的后續反應,它們導致了對流層中臭氧的增加和二次有機的形成。
  15. After cleaning, the ventilation exit concentration of sodium aerosol is below to 0. 5mg / l

    經過凈化后,通風系統的出口氣溶膠濃度小於0 5mg l 。
  16. When the entrance concentration of sodium aerosol is up to 7mg / l, the efficiency of scrubber is up to 85 %, and the total efficiency is 96 % ? % ; when the entrance concentration of sodium aerosol is up to img / l and below to 7mg / l, the efficiency of scrubber is up to 74 %, and the total efficiency is 87 % ? % ; when the entrance concentration of sodium aerosol is below to img / l, the efficiency of scrubber is about 40 %, and the total efficiency is about 50 %

    當鈉入口大於7mg l時,濕式除塵器的凈化效率大於85 ,而總的凈化效率為96 2 ;當鈉的入口大於1mg l而小於7mg l時,濕式除塵器的凈化效率大於74 ,而總凈化效率為87 2 ;當入口氣溶膠濃度小於1mg l時,濕式除塵器的凈化效率為40 ,而總的凈化效率只有50左右。
  17. By synthesis and reanalysis of recent research results on dry and wet deposition of nutrient elements in the southern yellow sea and the east china sea, the results suggest that the concentrations of nutrient elements in aerosol and precipitation show an apparent seasonal cycle with the maximum values in winter and the minimum values in summer, which is close related with the seasonal variations in prevailing winds and precipitation

    通過對南黃海及東海海域營養鹽大入海通量的研究結果的綜合與再分析,說明黃海及東海海域營養鹽氣溶膠濃度和降水中的離子都有較明顯的季節變化,基本上冬季最大,而夏季最小。這與該區盛行風系和降水量的季節變化有關。
分享友人