空氣的成分 的英文怎麼說
中文拼音 [kōngqìdechéngfēn]
空氣的成分
英文
the composition of air- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 氣 : 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...
- 的 : 4次方是 The fourth power of 2 is direction
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
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As to the work about theory analysis, at first, the paper describes the atomizing and humidifying process of the centrifugal nozzle with firing pin type, high pressure and little aperture and liquid physical properties. later, combining with the structure characters of this kind of nozzle, the paper studies on the theory of the atomizing and humidifying process by three phases, which is water film forming phase, water film falling into pieces phase, and heat and mass transfer between water and air phase in turn
理論工作方面,首先描述了撞針型高壓小孔徑離心式噴嘴的霧化加濕過程和液體的物理性質,然後結合撞針型高壓小孔徑離心式噴嘴的結構特點,將其霧化加濕過程分三個階段進行機理上的研究,這三個階段依次為液膜形成、液膜初次破碎及二次霧化、水與空氣的熱濕交換。Their antagonism has formed in all ages a part of the philosophic atmosphere of the time.
他們的對抗性就會在各個時代中形成當時哲學空氣的一部分。In the third, this paper makes a survey on components of the exhausted flue gas and waste heat resource, and discusses the possibility and methods of steam generation and air preheating with the waste heat. and then, the analysis on the advantages and disadvantages of heat recovery plants with conventional steel - water heat pipes and inorganic heat - transfer heat pipes is carried out. the paper also gives a valuation about the plan and features of the design of heat recovery
對余熱源排煙的成分和余熱資源量進行標定,討論余熱回收產生蒸汽或加熱燃燒用空氣的可行性和方法,分析常規余熱回收技術設計、採用普通鋼-水熱管和無機傳熱熱管等傳熱元件的設計余熱回收裝置的優缺點,並對余熱回收設計方案及其特點進行總體評價。The scientific man is interested in finding out the chemical composition of the inside and crust of the earth upon which he lives, the thickness of the atmosphere surrounding it, the quantity and nature of cosmic rays dashing about on the top layers of the atmosphere, the formation of its hills and rocks, and the law governing life in general
在科學方面,人類所想要發現的,就是他所居住的地球的內部和外層的化學成分,地球四周的空氣的密度,那些在空氣上層活動著的宇宙線的數量和性質,山與石的構成,以及統御著一般生命的定律。In this experiment, the quantity change of partial pressure of main elements is given by longtime dynamic measuring of metal dewar exhausting with quadrupole mass spectrometer ( qms ), the results show that exhausting technology influences outgassing of dewar vacuum vessel, this paper gives the theory, equipment, method, data and disturb fators, we also give primary investigation how the main gases affect the vacuum integrity of dewar and point out the possible ways which can be applied to present technology
摘要實驗研究用四極質譜儀對金屬杜瓦排氣進行長期動態監測,跟蹤內部主要氣體成分的分壓強的大小變化,得出排氣工藝對杜瓦內表面放氣量大小的影響,介紹了實驗的原理、裝置、方法、數據和干擾因素,對影響杜瓦真空度的主要氣體成分進行了初步研究,提出改進杜瓦排氣工藝的可能方向,對工藝處理具有實際意義。Two typical examples analyses are conducted for the average conditions both of winter and summer climates under vapor diffusion and air leakage. a further discussion is set forth to determine the main factors that the moisture accumulation in wall is affected. it is found that the factors are the relative humidity at the wall surface, indoor temperature, permeability, air pressure difference and rate of the infiltrative or exfiltrative airflow
本文首先研究了墻體內的濕氣遷移過程,詳細分析了濕積累現象形成的原因,通過對夏、冬兩季平均氣候下墻內溫度、水蒸氣壓力、相對濕度及濕積累在僅有擴散、擴散與空氣滲透同時存在等情況所作的具體計算,發現墻內、外表面的相對濕度、室內溫度、滲透率、空氣壓差以及空氣的滲流速度是影響墻內濕積累的主要因素。Whereas, the research on torque characteristics, working fluid, two - phase flow in lvc has n ' t been mature by now. further study is undertaken based on former researches in this paper
但是目前對于液體粘性聯軸器的轉矩特性、工作流體特性以及硅油空氣的兩相流體流動與傳熱特性的研究,並不十分成熟。The mixing of air and fuel can be improved, d ) adding air distributary valve at exit of air - intake can increase the amount of air bifurcated into the dome region, so the value of combustion efficiency is increased, e ) increasing gas generator nozzle number can improve combustion characteristics in the dome region and produce good condition for combustion progress, f ) when the fuel streams are ejected into the second combustor with a angle, the combustion efficiency is increased, g ) when the speed of fuel streams increased, the intension and temperature of recirculation region is improved
兩個進氣道在補燃室周向成180度布置,有利於增強燃氣同空氣的摻混; 4在進氣道出口增加空氣分流擋板,有利於增加進入頭部的空氣流量,提高燃燒效率; 5增加燃氣噴管數量能增強燃氣同空氣在頭部的燃燒效果,為燃燒的進行創造良好的條件; 6A new method is developed to predict the temperature distribution of cooling - plate with non - uniform heat load on the surfaces, meanwhile, two types of cooling - plate used in the environment control system of airplane are studied experimentally under conditions of different reynolds number of air and surface heat loads
摘要提出了一種新的冷板簡化數學模型,把翅片摺合成導熱系數?各向異性的等效厚度層實芯板,將冷板與空氣的對流換熱作?等效層的穩態導熱問題,計算了表面熱源非均勻條件下冷板的溫度分佈。Abstract : at measurement of the temperature increasing and analysi s of gas composition in the pellet layers during reduction of iron ore - coal pel let in air, it is found out that released volatile from the pellet is fired when the pellet is heated to the beginning temperature of fast release of volatile, and after the heat output of fired volatile heats the pellet to the beginning tempe rature of fast reduction by carbon, combustion of co generated by the reduction of carbon takes place and the heat output of burnt co is transferred into the pel let to supply the endothermic reduction in the pellet
文摘:通過測量鐵礦-煤球團在空氣中還原時料層溫度上升規律和氣體成分變化情況,得出了球團被加熱到揮發分開始激烈析出溫度時,揮發分開始燃燒,放出的熱是將球團加熱到碳的直接還原開始激烈進行溫度時,碳的還原產生的co氣體開始燃燒,提供球團還原耗熱At measurement of the temperature increasing and analysi s of gas composition in the pellet layers during reduction of iron ore - coal pel let in air, it is found out that released volatile from the pellet is fired when the pellet is heated to the beginning temperature of fast release of volatile, and after the heat output of fired volatile heats the pellet to the beginning tempe rature of fast reduction by carbon, combustion of co generated by the reduction of carbon takes place and the heat output of burnt co is transferred into the pel let to supply the endothermic reduction in the pellet
通過測量鐵礦-煤球團在空氣中還原時料層溫度上升規律和氣體成分變化情況,得出了球團被加熱到揮發分開始激烈析出溫度時,揮發分開始燃燒,放出的熱是將球團加熱到碳的直接還原開始激烈進行溫度時,碳的還原產生的co氣體開始燃燒,提供球團還原耗熱This paper presents the effects of some features on the productivity of raw c60 materials, such as distance and approaching speed of electrodes, helium partial pressure and arc current etc. then we separate and purify the raw materials and obtain pure solid c60 of 99. 9 % and compare the purification efficiency and effect of different fluxion phase and fixed phase and discuss the effects of the experimental conditions, such as the depositing speed, the type of the substrate, the surface structure of the substrate and the temperature of the substrate. finally, we use xps, afm, ultraviolet, infrared and raman to analyze the component, structure and feature of the films qualitatively and quantitatively
本文首先研究了氦氣分壓、弧電流大小、電極間距以及電極推進速度等實驗條件對制備c _ ( 60 )粗品產率的影響;接著選用柱色譜法分離提純得到了純度大於99 . 9的c _ ( 60 )固體,比較了不同流動相和固定相的提純效率和效果;然後採用自己改進后的真空鍍膜機,利用電阻式加熱蒸鍍方法,得到了純c _ ( 60 )薄膜和不同摻雜比的銀摻雜薄膜;探討了沉積速率、襯底種類、襯底表面結構以及襯底溫度等實驗條件對薄膜結構的影響;最後通過xps , afm ,紫外,紅外,拉曼對薄膜的成分、結構和特性作了定性和半定量分析。Smart dust is the name researchers have given to the idea of having handfuls of tiny, cheap sensors called motes that can be scattered around to measure all manner of things in the environment, from chemicals in the soil to scents in the air
智能灰塵是研究員對細微、廉價的傳感器微粒的稱呼,它們可以分散於周圍環境測量各種形態的的物體,從土壤的化學成分到空氣的氣味。The hazards associated with liquid oxygen are exposure to cold temperatures that can cause severe burns ; over pressurization due to expansion of small amounts of liquid into large volumes of gas in inadequately vented equipment ; oxygen enrichment of the surrounding atmosphere ; and the possibility of a combustion reaction if the oxygen is permitted to contact a non - compatible material
同液氧相聯系的危險有:會導致嚴重凍傷的低溫暴露;在通風不充分的設備里,小量液體汽化成大量氣體造成的過壓;周圍空氣的氧富集;如果氧接觸到不相容的材料而發生燃燒反應的可能性。Upward movement of air causes condensation of water vapour, leading to the development of cloud and rain
空氣的抬升會使水分凝結而形成雲和雨。Measured hole mass flows and a constant static pressure mixing analysis, together with the measured losses, allowed the decomposition of the losses into three distinct entropy generation mechanisms : loss generation within the hole, loss generation due to the mixing of the coolant with the mainstream, and change in secondary loss generation in the " blade passage
論文還進行了葉片冷卻孔質量流的測量與常靜壓氣流混合分析,結合前述氣動力損失和冷卻空氣損耗的測量結果表明,端壁氣膜冷卻的綜合損失明顯地由三個部分組成:葉片冷卻孔內產生的損失;由於冷卻空氣與主流熱空氣的混合產生的損失;二次流的變化產生的損失。However, the research on torque characteristics, working fluid, two - phase flow of lvc has n ' t been quite mature at present. embedded studies are undertaken based on the former researches in this paper
但是目前對于液體粘性聯軸器的轉矩特性、工作流體特性以及硅油空氣的兩相流體流動與傳熱特性的研究,並不十分成熟。Results from this investigation show that the loss generation within the coolant holes is substantial and that ejection into regions of low static pressure increases the loss per unit coolant mass flow. the results also reveal strong interactions between endwall coolant ejection and secondary flow in the blade passage. the secondary flow has a strong influence on coolant trajectories and coolant ejection delays the three - dimensional separation of the inlet boundary layer on the endwall, chang the secondary flow and reduces its associated losses
本文的研究成果顯示,冷卻孔內產生的損失是主要的,並且低靜壓區域的冷空氣噴射會增加單位冷空氣質量流的消耗;噴射的冷空氣與葉柵端壁流場之間有強烈的相互作用;二次流對冷卻空氣的流動軌跡有較強的影響;冷空氣噴射能延緩端壁入口邊界層的三維分離、改變二次流從而減少其相關損耗。Oxygen is the second largest component of the atmosphere, comprising 20. 8 % by volume
氧是空氣的第二大組成成分,體積佔20 . 8 % 。By using the data from 9210 broadcast system and t213 numeric forecast re - analysis data, we studied the starting and developing of one necw, and discussed the mechanism of west - liaoning rainstorm at a definite necw circumstance. we can see, although the necw is weather scale system, the distribution at difference level contacts very important information
從分析中可以看出,雖然東北冷渦是天氣尺度系統,但是由於氣壓場形勢的配置不同、冷渦中心的位置和冷空氣的移動方向不同、高低空氣壓場形勢演變等原因,造成的局地天氣差別是很顯著的。分享友人