電推進 的英文怎麼說
中文拼音 [diàntuījìn]
電推進
英文
electric propulsion-
And then, metal structure with aspect ratio 30 was obtained in our laboratory. eventually, a few micro parts with high aspect ratio were fabricated by liga process under the optimum condition. there were key parts of micro thruster, netlike nickel antielectron modulator, micro copper radiator, stainless steel micro components and many filter mediums with different shapes and dimensions
最後，我們利用liga技術加工的獨特優點，以發展其高深寬比技術的實際應用，先後製作了狹縫陣列鎳結構微推進器關鍵部件、薄壁網狀多孔鎳結構正電子慢化體、微型銅結構換熱氣和多種材料不同、尺寸各異的過濾介質，還結合利用liga技術和微細電火花技術的加工優點，製作出了不銹鋼微結構Six foundation works : first, projects to prevent flood, avoiding huai river overflow again ; second, projects of comprehensive traffic, perfecting the highway, railway, waterway and aviating traffic network ; third, ecological environmental protection project to improve peoples living conditions and strengthen environmental ecological construction progressively ; fourth, construction of " digital fuyang ", realizing datamation of product design, automation of production process, and electronization of commercial market ; fifth, sincere project of fuyang, advancing all kinds of sincere institutional improvement of same trade, forming morals based on sincerity, and personal integrity ; sixth, talents market project, developing human resources diversely
六項基礎工程：一是防洪保安工程，切實根除淮河心腹之患；二是綜合交通工程，完善公、鐵、水、空綜合交通網路；三是生態環保工程，改善人居生活條件，加強環境生態建設；四是數字阜陽工程， .逐步實現產品設計數據化、生產過程自動化、營銷商務電子化；五是誠信阜陽工程，推進各類同業誠信制度建設，形成誠信為本、操守為重的社會風尚；六是人才強市工程，多方位開發人力資源。It ' s very meaningful for ren ming post newspaper to convoke a meeting to exchange and research deeply on the important issues such as how could telecom industry transform successfully and support the construction of informatization, when the construction of informatization of our nation now is all - around improving and the transformation of telecom now is continuously deepening
在當前我國信息化建設全面推進、電信業轉型不斷深化的新形勢下，人民郵電報社組織召開這樣一個會議，就電信業如何以轉型、如何支撐信息化建設等重大課題進行深入的交流和研討，是一件很有意義的事情。We worked hard to prevent and control water pollution in key river valleys and regions, such as the three gorges reservoir area, the songhua river, the sources and routes of the south - to - north water diversion project, and the bohai sea. we carried out key environmental protection projects to desulphurize emissions from coal - fired power plants, treat urban sewage and dispose of waste safely
積極推進重點行業重點企業和重點工程的節能工作，開展循環經濟試點，加強三峽庫區松花江南水北調水源及沿線渤海等重點流域和區域水污染防治工作，實施燃煤電廠脫硫城市污水處理垃圾無害化處理等環保重點工程。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題，具體成果和創新點如下1 、根據流體力學理論，建立了螺旋槳推進器的動態模型，它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量，以電機施加轉矩為輸入，螺旋槳推力t和轉矩q為輸出。Modelling and motion analysis of space electrodynamic tethered systems
空間電動繩系推進的動力學建模與分析He grinds the meat in an electric grinder, pushing it into the hopper with a wooden plunger.
他把肉放在電動肉磨上，用一個木頭唧子推進了漏斗。Specific topics include arcjets, ion engines, hall thrusters and colloid thrusters
在特定的章節里也將提到電弧引擎、離子引擎、霍爾效應推進器以及膠體推進器。Blitzkrieg was named so because it included surprise attacks, " lighting fast " rapid advances into enemy territory, with coordinated massive air attacks, which struck and shocked the enemy as if it was struck by lightning
閃電戰之所以被如此命名因為它包括：突然襲擊，以閃電般的速度快速推進到敵人的領土，並配以大量的空中攻擊來協助，從而使受到打擊的敵人猶如被閃電擊中一般。Recent international progress in ion and hall electric propulsions
國外離子和霍爾電推進技術最新進展Comparing with other ep, mpt has particular advantages to perform ot and nssk of geo satellite. it has a potential prospect of application in the future
與其它ep相比， mpt實現geo衛星的ot和nssk具有自身優勢，是一種具有競爭潛力的電推進之一。Electric propulsion ( ep ) has many advantages of high specific impulse, long lifetime and high controlling precision
電推進系統具有比沖高、壽命長、可完成多種空間任務而日益受到國內外高度重視。Electric propulsion ( ep ) has many advantages of high specific impulse, long lifetime, high controlling precision. it can perform many kinds of space mission
電推進（ ep ）具有比沖高、壽命長、控制精度高等優點，可完成多種空間任務。Arcjet is one of the highlight of electric propulsion investigation and application because of its high thrust density, high ratio of thrust and power, preferable specific impulse, better system successiveness and reliability
作為電推進的一種方式，電弧加熱發動機以較高的推力/功率比、推力密度、中高的比沖、良好的系統繼承性和可靠性等特點，成為當前國際研究和應用的熱點。Abstract : the operation principle, performance parameters, developing history an d status of ion propulsion are introduced
文摘:介紹離子式電推進的工作原理、性能參數、發展歷史和現狀。Electric propulsion, which has an excellent performance, is taking the place of traditional chemical propulsion at present
目前，電推進系統正以其優越的性能逐漸取代傳統的化學推進。At present, electric propulsion system has been widely applied in space fight missions and ascendant performance of electric propulsion makes it a substitution of traditional chemical propulsion system gradually
目前，電推進系統以其優越的性能逐步取代傳統的化學推進系統，被廣泛的用於空間飛行任務。Arcjet, one type of electric propulsion, is high at specific impulse and ratio of thrust, and good in capability of propellant. thus it is being researched and applied in several countries
電弧加熱發動機就是電推進的一種，它具有較高的比沖和推力/功率比以及良好的推進劑普適性，已成為國際研究和應用的重點。With incessant requirements for high performance of spacecraft propulsion system, electric propulsion ( ep ) has become a focus of spaceflight field recently because of its particular advantages
近年來，隨著對航天器推進系統性能要求的不斷提高，電推進以其獨有的優勢引起了航天界的興趣和重視，並越來越多的被應用到空間任務中。A coaxial micro - pulsed plasma thruster ( micro - ppt ) improved from the standard pulsed plasma thruster ( ppt ) is drawing attention by its advanced properties of low volume, high isp, high efficiency and stabilization. a coaxial micro - ppt using solid inert propellant teflon has been made in center for space science and applied research ( cssar ), chinese academy of sciences
針對應用於微小衛星的電推進技術，各國爭相開展相關的研究，其中一種經由傳統的平行板電極ppt改進的同軸型脈沖等離子體微推進器（以下簡稱同軸型微ppt ）由於其尺寸小、比沖高、效率高、工作可靠等特點尤其受到關注。分享友人