航空化學 的英文怎麼說
中文拼音 [hángkōnghuàxué]
航空化學
英文
aerochemistry-
Combined heat and mass transfer by natural convection which is caused by heat and mass diffusion can be seen in nature and some processes of industry, such as evaporation and desiccation. these processes relate to aeronautics, hydraulics, mechanics, chemical engineering, oceanography and aerography
熱及物質擴散引起的傳熱傳質復合自然對流常見于自然界和蒸發、乾燥等工業過程，涉及到航空、水利、機械、化工、海洋、氣象等諸多領域，其流體力學和傳質傳熱特性一直是人們研究的重點。Vsp is both a pivotal tache in logistic distribution optimization and indispensable in electronic commerce. it can increase logistic economic benefit and realize logistic rationalization. the systemic study on the theory and method of vsp is the base on the growth of logistic intensivism, the establishment of modem chain of command, the development of its and ec. now, the problem is not only applied to the field of auto transportation, but also to ship avigation communication electricity industry management computer application etc. the algorithm has been applied into many combinatorial optimization problems such as the trainman ' s shift arrangement in avigation the optimization design of cargo arrangement in ship company
對貨運車輛進行調度優化，可以提高物流經濟效益、實現物流科學化。對貨運車輛調度優化理論與方法進行系統研究是物流集約化發展、建立現代調度指揮系統、發展智能交通運輸系統和開展電子商務的基礎。目前，問題的形式已有很大發展，該問題以不僅僅局限於汽車運輸領域，在水運、航空、通訊、電力、工業管理、計算機應用等領域也有一定的應用，其演算法已用於航空乘務員輪班安排、輪船公司運送貨物經過港口與貨物安排的優化設計、交通車線路安排、生產系統中的計劃與控制等多種組合優化問題。Professir yuanxian gu visited the graz university of technology, austria and the stuttgart university, germany during 13 - 17 july 2003, and gave a seminar at the department of aerospace engineering of the stuttgart university on the design optimization of thermal structures and heat transfer problems
顧元憲教授於2003年7月間訪問了奧地利格拉茨技術大學及德國斯圖加特大學，在德國斯圖加特大學航空工程系做了一次關于受熱結構的優化設計及熱傳導問題的學術報告。Aerospace ; carbon fibres ; chemical analysis ; determination of the metalloid elements
航空航天.碳纖維.化學分析.類金屬元素的測定It has a lot of applications in material science, mechanics, machine, aeronautics and petrochemistry
應變測量廣泛的存在於材料、力學、機電、航空航天、石油、化工等各種行業。Liquid cryatal also use on the public nuisance of chemical industry, the oriented polymer of macromolecular reaction, the nondestructive evaluation and microwave determination of aviational machine and metallurgic product, checking skin cancer in medicine, body temperature measurement, etc. it has showed the great superiority
另外液晶在化工的公害測定、高分子反應的定向聚合、航空機械及冶金產品的無損探傷和微波測定、醫學上的皮癌檢查、體溫測量等領域，也都顯示出其巨大的優越性。The courses include politics, chinese, mathematics, english, information technology and application, physical education and health care, art appreciation, overview of cuisine, nutrition and sanitation of food, civil aviation english, overview of aviation, microsoft office, catering, aviation commercial english, preliminary japanese, cuisine english, pr and business etiquette, business letters and writing, e - commerce, air catering service, self - image design, etc
開設有政治、語文、數學、英語、信息技術與應用、體育與保健、藝術欣賞、烹飪概論、食品營養衛生、民航英語、航空概論、辦公自動化、菜點酒水知識、航空商務英語、日語基礎、烹飪英語、公關與商務禮儀、商務函電與寫作、電子商務、航空餐飲服務、自我形象設計等課程。Our mission is to provide test and measurement instrumentation, test - program software, and related electronics products and services to the china market and to apply china s vast reserve of cost - competitive engineering talent to design and manufacture electronic instrumentation and instrument driver software and manufacture an extensive range of electronics products for the international market
我們同時提供ate自動測試系統集成咨詢環境科學咨詢儀器模塊軟體的開發服務。我們的產品與服務已經深入電子製造服務業ems oem國防航空航天電子通訊汽車冶金石油化工自動化鐵路船舶等多個領域。Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information
本文的研究工作主要包括以下五個部分：首先，介紹航空發動機常見的磨損故障類型，研究磨損故障的失效機理，分析磨粒的產生機理、分類以及形態特徵：其次，針對傳統鐵譜分析技術的缺點，引入圖像分析技術，再結合特徵參數優化篩選，形成基於圖像的磨粒顯微形態學特徵描述方法：然後，基於提取到的磨粒形態特徵信息，應用模式識別方法完成磨粒自動識別，並根據顆粒摩擦學的基本原理進行航空發動機磨損故障的診斷與定位：再后，鑒于單一方法不能提取足夠的故障徵兆信息進行磨損故障診斷，本文引入信息融合技術，開展航空發動機多故障徵兆信息綜合診斷方法的研究與探索；最後，基於航空發動機滑油光譜分析與鐵譜分析數據，應用時序模型、灰色模型以及組合模型進行磨損故障的預測方法研究。The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation
本文分析了浦東機場與市內目前的換乘現狀，從預測浦東機場及緊鄰空港區域中遠期的客流量入手，結合上海市政府快速軌道交通的規劃方案，並且學習境外典型機場交通組織的有益經驗，利用規劃中的公交客流預測等科學分析模型，對浦東機場與市中心的軌道交通銜接提出了合理的建議：一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流，並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data
為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律，並耦合進氣畸變的影響，同時與壓氣機氣動性能和氣動穩定性相關聯，作者利用南京航空航天大學能源與動力學院的低速大尺寸軸流壓氣機（ lsc ）試驗器，採取在靜子葉片表面埋入動態壓力傳感器的實驗方法，對葉尖、葉中和葉根三個截面的動態壓力進行了測量，獲得了大量的可靠的實驗數據。Under the background of south china bluesky aviation oil co., ltd, based on the principle of modern economic theory, large scale system theory, modern enterprise management experiences and new scientific - technical achievement, paying attention to unify of the company profit, customer demand and social benefit, this paper studies the optimum of the purchase, transport and storage of the aviation oil logistics system
本文以華南藍天航空油料有限公司為具體研究背景，以現代經濟學、現代企業管理理念和最新科學技術成就為基本出發點，兼顧企業利潤、用戶需求和社會效益三方面利益的統一，應用系統工程大系統最優化原理，探討了藍天公司經營的全局優化問題。In 1950 ' s, the large modern industrial production enterprise management system has been successfully established as a result of the early aviation enterprises " continuously introducing the former soviet union technologies as well as studying on its management method, thus ensured smoothly transition of the aviation enterprises from repair expertise to manufacturing activity and also laid a solid foundation for the scientific enterprise management
50年代，初創時期的我國航空工業在引進蘇聯技術的同時，學習蘇聯的管理，建立起現代化大工業生產的企業管理，保證了航空工業從修理到製造的順利過渡，打下了企業科學管理的基礎。This paper mainly discussed the optimization design of two - stage star - type gear transmission system. it covered the two sides : one - stage gear transmission and two - stage gear transmission. on the basis of their analysis and research, the mathematic models are created which include the objective functions of minimum volume and minimum center distance, the constraints of contact strength, bend strength and scuffing strength
本文主要研究了航空發動機星型齒輪傳動系統的優化設計，對單級齒輪傳動和兩級星型傳動都進行了深入的分析和探討，分別以系統體積最小和中心距最小為目標函數，以齒輪的接觸強度、彎曲強度、膠合強度等為約束條件，建立了完整的數學模型。The spatial and information techniques such as global positioning system ( gps ), remote sensing ( rs ), geographical information system ( gis ), computer network etc and their integration promote the development of modem land management towards automatization, intelligentizing, scientizing, networking, and modernization, and offer the information acquirement, processing and analysis of land resources new technique means
衛星定位技術（ gps ） 、航空和航天遙感技術（ rs ） 、地理信息技術（ gis ） 、計算機網路技術等空間科學技術和信息科學技術的發展及其相互間的集成與融合，促進了現代土地管理工作向著自動化、智能化、科學化、網路化和現代化的方向發展，為國土資源信息獲取、處理和分析提供了全新的技術手段。Scientific evaluation of aircrew ' s furlough effect is significant in improving the furlough quality, reforming the furlough measures. based on the transformation of modern medical mode, the development of the furlough medicine and aero medicine, the research on aircrew ' s furlough effect at sanatorium was conducted by analyzing the aircrew ' s furlough effect system, establishing the index system and comprehensive evaluation model of aircrew ' s furlough effect connected with the practice of aircrew ' s furlough of chinese air force. according to engineering model - build theory, this comprehensive evaluation method was applied in the aircrew ' s sanatoriums and proved to have a satisfying result with its scientific and practical value
本課題基於現代醫學模式的轉變、療養醫學和航空醫學的發展，著眼強化航空衛勤保障，維護和提高航空兵部隊戰鬥力，在對飛行人員健康療養效果系統分析基礎上，結合目前我軍飛行人員健康療養實際，進行了飛行人員健康療養效果綜合評價方法研究，提出了飛行人員健康療養效果評價指標體系（ indexsystemofeffectevaluationofaircrew ， sfurloughatsanatorium ， iseeafs ） ，建立了飛行人員健康療養效果綜合評價數學模型（ comorehensiveevaluationmodelofeffectofaircrew ， sfurloughatsanatorium ， cemeafs模型） ，並根據「工程化」建模思想，進行了實證研究，取得令人滿意的結果，實證說明該綜合評價方法具有科學性、可靠性，為飛行人員健康療養效果評價提供了科學方法。As one of main branches of the automatic control and signal processing, system identification has played a more and more important role in many fields, such as space - flight, aviation, engineering control, chemistry, finance and so on
系統辨識技術是自動控制、信號處理等學科的主要分支之一，在航天、航空、工程式控制制、化學、金融等領域日益發揮出重要作用。Polyphosphazenes are a relatively new type of inorganic polymer, serving as potentially useful candidates for being applied to fields of aviation, watercraft fabrication, petrochemicals and biomaterials due to their particular structure and unique characters
摘要聚磷腈是一類新型的無機高分子，具有特殊的結構和有機高分子難以比擬的特性，已應用於航天航空、船舶製造、石油化工及生物醫學等領域。Based on the above perception, we carried out systematic research on attitude control of a rigid body and its application to robot control. our research is supported partly by the national natural science foundation of china ( grant no. 69774010 ), aeronautical science foundation of china ( grant no. 97d53040 ) and the national 973 fundamental research program of china ( grant no. g1988030417 ). the main contributions of this dissertation are as follows : ( 1 ) four kinds of parameters for representing the attitude of a rigid body are studied
基於這樣的認識，本文在國家自然科學基金項目「剛體姿態控制的幾何方法」 （基金代號： 69774010 ） 、航空科學基金項目「航空火控系統中的姿態控制問題」 （基金代號： 97d53040 ）和國家973重大基礎研究項目「復雜大系統過程優化與高性能軟體」 （項目代號： g1988030417 ）的資助下，對剛體姿態控制及其在機器人控制中的應用進行了較為系統的研究。The materials compatibility test for aerochemical maintenance
飛機維護用航空化學產品與飛機材料的相容性試驗分享友人