氣動力中心 的英文怎麼說
中文拼音 [qìdònglìzhōngxīn]
氣動力中心
英文
aerodynamic center （ac）-
Deng x g, zhuang f g, mao m l. on low mach number perfect gas flow calculations [ r ], aiaa paper 99 - 3317
鄧小剛.粘性超聲速復雜氣動力干擾的數值模擬[ d ] : [博士學位論文] ，中國空氣動力研究與發展中心， 1991Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。Inspired by the event, the warswa and katowice center participated, creating a wonder display of suma ching hai s publication, works of art, photos, etceteras.
活動瞭望臺現場和平的氣氛，及從小中心攤位散發出來的愛力與智慧，深深敲動了每一位來賓的心弦。Through studying it is shown that in chagan sag, the geothermal gradients in the center are higher than those around the sag margin and major factors influencing the characteristics of temperature field distribution are the property of geotectogenesis and the differences in tectonic portion, lithology and underground water behaviour ; there are three types of mudstone compaction, i. e. normal compaction, undercompacition and overcomepaction ; there are two pressure systems in sandstone reservoirs, i. e. normal pressure and negative pressure systems and the strata ' s being uplifted and denuded is the key factor leading to the formation of the negative pressure system in reservoir ; and the distinctive temperature - pressure field characteristics in the sag are possessed of important petroleum geological significance in hydrocarbon source maturity, hydrocarbon generation, widening on oil and gas exploration domain and selecting exploration targets, etc
研究表明，查干凹陷中心的地溫梯度高於凹陷邊緣，大地構造性質及所處構造部位、巖性與地下水活動的差異是影響凹陷地溫場分佈特徵的主要因素；泥巖壓實存在正常壓實、欠壓實和過壓實三種類型，砂巖儲層段壓力類型可分為正常和負壓兩個系統，地層抬升剝蝕是導致儲層負壓系統形成的主導因素；凹陷獨特的溫壓場特徵對烴源巖成熟、油氣生成、油氣勘探領域的擴大及勘探方向的選擇等具有重要的油氣地質意義。Mr. lam chiu - ying, director of hko, said, " in recent years, hko expended effort in developing public weather services and improving its service quality. the cold and very hot weather warnings, ultraviolet index, wmo s world weather information services and severe weather information centre websites, and lightning location information as a supplement to the thunderstorm warning, are some examples
香港天文臺臺長林超英說：近年香港天文臺努力推動公眾氣象服務的發展及提升服務質素，例如酷熱及寒冷天氣警告、紫外線指數、世界氣象組織世界天氣資訊服務及惡劣天氣信息中心網站、閃電定位資訊以輔助雷暴警告等。Presents the model proposed for analyzing the vibration characteristics of shrouded blades and their calculation method by employing a wave propagation theory and modal synthesis technology coupled with a finite element method from the view point it is possible not only to conduct frequency modulation of the shrouded blades of a gas turbine, but also to utilize the friction effects between them to dissipate energy, thereby attaining the aim of vibration alleviation, as shrouded blades have been widely used in the design of high - speed turbomachinery, such as modern gas turbines and steam turbines, and with the shrouded blades forming an integral whole in a centrifugal force field, the vibration characteristics of the whole ring of blades are different from those of a single isolated blade, and this makes it essential to take into account the integral effect of blade shrouds, concludes from the calculation examples and engineering application that the above approach is valid and correct along with the possibility of considerably reducing the scale of calculation and analysis, and points out it is necessary to take into consideration the coupled effect of the whole ring of blades while the dynamic characteristics of shrouded blades is being analysed
帶冠葉片不但能調頻，還可以利用葉冠之間的摩擦效應來耗散能量，達到減振的目的.帶冠葉片在離心力場中形成一整體，其整圈葉片振動特性不同於單個孤立葉片，需考慮葉冠的整體效應.利用帶冠葉片系統的循環對稱性，提出了採用波傳播理論和模態綜合技術，結合有限元方法研究燃氣輪機帶冠葉片振動特性的分析模型和計算方法.算例和工程應用證明了該方法是效性的、正確的，並可以大大降低計算分析規模.研究表明帶冠葉片動力特性分析時必須考慮整圈葉片的耦合效應Different measures should be taken in different stages : consolidation and improvement in primary schools, compulsory education in junior middle schools. we should broaden scale of running schools, rearrange school layouts reasonably, use both putonghua and leye dialect to teach based on " 16 words " policy, improve teachers " quality and further skills training by making good use of extra labor power. through the measures mentioned above, zhuang nationality children in leye county will show other people a new look which is completely different from what they used to be
為了整體素質的提高，首先要形成現代民族觀念，學好母語，掌握好漢語，這樣才能發展民族文化，弘揚民族精神；其次要海納百川，以開放的心態吸納其他民族及國外先進文化；最後，要大力發展教育事業，建立終身教育體系，小學階段遵循鞏固提高方針，初中階段盡快「普九氣適當擴大初中和高中的辦學規模，調整小學和初中學校布局，根據雙語教學的「十六字」方針以樂業縣壯語來進行雙語教學，普通教育和職業教育都要提高師資素質，職業技術教育著眼于農業、特色綠色經濟作物及剩餘勞動力轉移進行培訓。After the introduction of the selected elements, the thesis gives out a design which includes a front control center based on siemens s7300 plc 、 a line connection of the master profibus and the distributed intelligent i / o et200m system 、 a real - time display system of pressure sensors and a gas supply system with stop valve and electric actuator
本文在介紹了所選擇器件情況基礎上，設計了基於siemenss7300plc為前端控制中心，利用profibus總線接分散式智能i / o et200m系統，壓力傳感器現場顯示，截止閥加電動執行器實現配氣的方案。Adopt the made - to - order power set, gush the very large water polo and breathe out in overhead but burst forth streanfing into state of mind, you just like overhead, fireworks is in full bloom, all, the sound shape nice, shakes to open in night, under colour lamp light setting off, sound, brightness, water touch the festive air having exaggerated out a brute force for colourful, extensive more obvious an integral whole grand sight
採用特製的動力裝置，噴出碩大的水球並在空中呼然進射猶如空中禮花盛開，聲形俱佳，震撼心神，尤以夜晚開啟，在彩色燈光的襯托下，聲、光、水觸為一體更顯五彩繽紛，恢宏壯觀，渲染出了強力的節日氣氛。As a hard - core part of epikarst ecosystem, soil makes a hinge action in the karst process. it forms a leach layer between rainfalls and carbonate and gives a great much time and space in the karst process. soil co2, a very pivotal factor in the karst dynamic factors, makes an action of driving forces in karst dynamic system
土壤作為表層帶巖溶生態系統的核心部分，在巖溶過程中起著樞紐作用，它的存在使得大氣降水與碳酸鹽巖之間形成一個「過濾層」 ，賦予巖溶作用更廣闊的時間和空間，其中土壤co _ 2是個非常關鍵的因子，它是巖溶作用的重要物質來源，在巖溶動力系統中起著驅動力作用。Counters for applications for various permits and certificates for trade or import export purposes of the agriculture, fisheries and conversation department, applications for incorporation and registration of companies, public searches of the companies registry, registration services for medical and healthcare professionals, registration and licensing services relating to chinese medicines, school dental clinics, sai ying pun dermatological clinic and chai wan social hygiene clinic of the department of health, shroff for receiving payment of debts damages of the department of justice, some support services to schools, teachers and the general public provided by the education and manpower bureau, registration services for electrical workers, lpg cylinder wagons, lifts and escalators, builders lifts tower working platforms and amusement rides provided by the electrical and mechanical services department, processing of sick leave clearance for employees claiming work injury compensation by the labour department, sections dealing with family litigation and insolvency matters and criminal matters of the legal aid department, licensing and port formalities at four marine offices and advance booking of professional ship surveying and inspection service of the marine department, services for offenders and medical social services at department of healths kowloon bay integrated treatment centre provided by the social welfare department, road driving tests and driving ability assessment services to people with disabilities provided by the transport department and customer enquiry centres and meter testing services of the water supplies department will move to a five - day week with effect from january 1, 2007
漁農自然護理署處理貿易或進出口許可證和證明書申請的櫃臺公司注冊處的申請注冊成立公司及辦理公司登記服務公眾查冊生署的醫護專業人員的注冊服務中醫藥注冊和發牌事務學童牙科診所西營盤皮膚科診所及柴灣社會生科診所律政司的接收償還債款損害賠償繳費處教育統籌局為學校教師和公眾提供的部分支援服務機電工程署的電業工程人員石油氣瓶車升降機及自動梯建築工地升降機塔式工作平臺及機動游戲機的注冊服務勞工處為申索工傷補償的雇員辦理銷假手續法律援助署負責處理家事訴訟清盤及刑事事宜的組別海事處的四個海事分處的發牌服務及關務專業船舶檢驗及檢查服務的預約服務社會福利署的違法者服務及於生署九灣綜合治療中心提供的醫務社會服務運輸署的路試駕駛考試及殘疾人士駕駛能力評估服務，以及水務署的客戶諮詢中心及水表測試服務等，都會在二零零七年一月一日起推行五天工作周。The complicated aerodynamics characteristic of spinning projectile with lateral jets and with attack angle is studied detailedly. the formation and changes are analyzed including magnus force, normal force, yawing moment, pitching moment and pressure center
系統分析了旋轉側噴彈丸復雜的空氣動力學特性，分析了馬格努斯力系數、法向力系數、偏航力矩系數、俯仰力矩系數和壓力中心等參數的產生機理和變化規律。The sedimentary water is the carrier and main driving force of petroleum migration and accumulation, which controls the fluid movement and appears centrifugal flow from the center to edge of basin, while penetrated water formed by infiltration of atmospheric precipitation and surface water appears centripetal flow from the edge to center of basin by gravity process
沉積水是油氣運聚的載體和主要動力，對盆地流體的運動起控製作用，由盆地中心向盆地邊緣呈離心流；滲入水由大氣降水和地表水的滲入產生，受重力作用由盆地邊緣向盆地中心呈向心流。Fire protection, and surveillabce works as follows : electrical : 22. 8kv ; 27, 800kva ; three loading centers located in the power house, factory, and office building ; generator 2 800kw
電氣： 22 . 8kv供電設備容量三處負載及配電中心分佈於動力室與廠房發電機容量2800kw ，供緊急負載使用本配電系統處使用數字式電驛及電表，符臺現代化之電力監控新潮流。However power law might just mean soc, i. e. it is a inadequate criterion, so our results could n ' t predict the complete existence of soc in multiplicity production in high energy collisions ( soc means the relative fluctuation studied by us is not surely to be dynamic fluctuations ). however, the result gives us enough confidence and courage to probe into a strong interaction theory in multiplicity production of high energy collisions based on non - equilibrium physics
然而，由於冪次分佈與soc並沒有嚴格對應關系，而只是在較大的程度上作為soc的判據，這使得我們的結果並不意味著高能碰撞的多重產生里就一定有soc存在從而我們所考察的起伏就一定是動力學起伏，但它仍然給了我們足夠的信心和勇氣去探索一個建立在非平衡態基礎上的高能碰撞中多重產生的強相互作用理論。Aerodynamicist klaus huenecke of airbus has developed a “ passive ” scheme based on so - called designer vortices
歐洲空中巴士公司的空氣動力學專家輝奈克已研發了一個被動技術，以所謂的訂制渦流為核心。Phenomena, such as flow field confusion and slagging etc. have occurred in the practical process of cyclone burner for coal - water slurry ( cws ) firing, on this basis a study on aerodynamic field of cws cyclone burners had been carried out through cold state experiments in the laboratory, then the influence of burner ' s structure properties upon the said flow field had been carried out, and expected to find more reasonable structure of the burner was found. in my study the focus is on the affection of cone and cyclone intensity in the condition of infinite and finite fields
本文著重研究現有水煤漿旋流燃燒器的旋流葉片角度，一次風擴口的長度以及角度對旋流燃燒器出口流場的影響，通過流場的比較，以期得到性能較好的旋流燃燒器。考慮到水煤漿燃燒器中心的水煤漿射流對于其空氣動力場的影響，本文在實驗室冷態實驗研究的基礎上，模擬水煤漿射流，研究其對燃燒器空氣動力場的影響。Aerodynamic center axis
氣動力中心軸A method presented for designing diagonal impeller blading from blade elements defined on cones which pass through the blade - edge streamline locations. the staking line for the blade elements can be leaned in both the axial and tangential directions
葉片造型分為基元葉片確定及沿葉高的積疊方式，在葉片積疊過程中，考慮了氣動力以及離心力力距對葉片積疊點的影響。Ac aerodynamic center
空氣動力中心分享友人