推進級 的英文怎麼說
中文拼音 [tuījìnjí]
推進級
英文
propulsion stage-
For the purpose of relieving and coordinating these conflicts, it is quite necessary and really significant to complete some works like : to push on area transfer of industrial, to push on area industrial schooling, to choose the leading industrial accurately, to push on coordinating development among regions, to push on area specialization division and realize update of industrial construction, to push on technology advance and technology transform and cultivate rational competitive superiority among the regions
為緩和並協調好區域發展中存在的這些沖突與矛盾，應做好如下工作：加快產業區際轉移與積極發展地區產業集群，選準主導產業並推動區域間的協調發展，推進地區專業化分工並藉此實現產業結構升級，加快技術進步與技術改造並藉此合理地培育起區域的競爭優勢。The above discussion on first-stage propellant slosh effects is based on the saturn vehicles, which use kerosene for fuel and lox for oxidizer.
上面對于第一級推進劑晃動影響的討論，是建立在「土星」飛行器的基礎上，它是採用煤油做燃燒劑，液氧做氧化劑。Their humbler followers, such as partridges have a like power of strong propulsion.
它們的低級同類，如鷓鴣，有一種同樣大的推進力。Their humbler followers, such as partridges, have a like power of strong propulsion, but soon tire.
它們的低級同類，如鵪鶉，有一種同樣大的推進力，但很快就疲勞了。In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型，增加可兩次點火的末級發動機，改裝成具有跳躍能力的地地彈道導彈；首先，根據任務需求，建立了導彈的氣動模型，並建立了彈頭再入時高超聲速氣動模型；其次，建立了導彈推進系統模型，前兩級採用了固體火箭發動機，第三級採用了固?液組合火箭發動機，並在總體方案要求下，對發動機噴管和外形進行了設計；第三部分，建立了導彈質點彈道模型，設計了一條跳躍式彈道，並對跳躍式彈道進行了優化設計；最後，對導彈進行了突防能力分析，從分析的結果可以看出，跳躍式彈道的突防能力比常規的拋物線彈道要強。The evolution course of chinese solid rocket propulsion technology for space missions since 1950s is presented. the technical features, development process, ground tests and flight records of nine typical solid motors are described. these motors were developed for sounding rockets, upper stages of launch vehicles and orbit transfer systems in application satellites respectively. the evolution of basic technology of chinese solid rocket motors and future developing concept are briefly introduced. the information in the paper are all based on the published literatures
敘述了20世紀50年代以來中國航天固體火箭推進技術的發展歷程，介紹了9種最具代表性的固體火箭發動機的技術特徵、研製過程、地面試驗和飛行情況，這些發動機分別應用於中國的探空火箭、運載火箭上面級和應用衛星變軌系統.文中還簡要地評述了中國固體推進各單項技術的發展水平Abstract : the evolution course of chinese solid rocket propulsion technology for space missions since 1950s is presented. the technical features, development process, ground tests and flight records of nine typical solid motors are described. these motors were developed for sounding rockets, upper stages of launch vehicles and orbit transfer systems in application satellites respectively. the evolution of basic technology of chinese solid rocket motors and future developing concept are briefly introduced. the information in the paper are all based on the published literatures
文摘:敘述了20世紀50年代以來中國航天固體火箭推進技術的發展歷程，介紹了9種最具代表性的固體火箭發動機的技術特徵、研製過程、地面試驗和飛行情況，這些發動機分別應用於中國的探空火箭、運載火箭上面級和應用衛星變軌系統.文中還簡要地評述了中國固體推進各單項技術的發展水平Building all - round well - off society : boosting the modernizing construction at the primary stage of socialism
全面建設小康社會推進社會主義初級階段的現代化建設The primary causes of the regime shortage are the state monopoly and the state control over the education. the primary cause of the structure shortage is that the budgetary appropriations are not in favor of the compulsory education and the underdeveloped district. then this article puts forward some suggestion to alleviant these kinds of educational shortage : to raise the repay of human capital ; to initiate a system of public financial regulation ; to increase the government appropriation for education ; to relax the state control over education ; to improve the form of the financial transference expenditure, and so on
總量性短缺的成因主要是我國人口多、經濟發展水平低，教育投資資本邊際效率遞減趨勢、教育投資預期收益相對偏低等；財政性短缺的主要成因是在國家加快推進工業化特別是優先發展重工業的戰略下，政府財政支出的重點必然傾向物質生產部門，而近二十年的財政制度創新都因利益格局的剛性只能作有限突破等；體制性短缺的成因主要是政府壟斷阻礙各類要素往教育領域的流入等；結構性短缺的成因主要是分級分權撥款體制無法保證教育投資的公平等。In orde r to solve this problem, cooter and ulen brought forward their own theory on the base of hand formula, which is more reasonable than hand formula
為了解決這一問題，考特和尤倫在漢德公式的基礎之上提出了自己的一組梯級推進的公式理論。其理論既簡便易行，又有經濟上的合理性。China telecom has pushed the construction of base fiber transmission network, extending services including all the country - level above cities and most of the towns in the south areas, which settled up the ip - based wideband network and the introduction of new technologies with the program
中國電信在「十五」期間大力推進了以光纖為主的基礎傳輸網建設，努力拓展光纜網路的覆蓋范圍，光纜目前已經通達南方地區所有縣級以上城市及絕大部分鄉鎮，為中國電信未來基於ip的寬帶網路的發展和新技術的引入奠定了基礎。The reform in china entire now into a now phase, which requires that a the time when we carry on the economic and social restructing, we should also find out positive and sound ways to carry out political restructing, which has as an important part the provincial - leveled reform of administrative divison
摘要中國改革進行到了新的階段，要求在繼續推進經濟體制改革和社會體制改革的同時，必須積極穩妥地推行政治體制改革，而行政區劃特別是省級行政區劃改革則是其中的重要內容。On the other hand, it should improve the government transfer payment system. it includes lifting the economic ability of province government, the reform of local government transfer payment system and the design of scientific transfer payment means
另一方面，論文提出要完善地方政府轉移支付制度，包括增加省級政府財力、推進省以下地方政府轉移支付制度的改革、優化與規范地方政府轉移支付方式三個方面。As to the modelling of integrated flight / propulsion system, this paper mainly investigated and the modelling methods of flight kinetics and propulsion system thermodynamics, building up the real - time models of body kinetics. then we integrated the component - level thermodynamics model of engine, solved the problem of matching of initial points in the integrated simulation of flight / engine and the interactive parts of flight system and propulsion system
對于綜合飛行/推進系統建模，本文主要研究的是飛行動力學和推進系統熱力學的建模方法，建立了飛機動力學實時模擬模型。並結合前人已建立的發動機部件級熱力學模型，本課題在解決了飛機/發動機綜合模擬中的起始點匹配問題的基礎上，完成飛行系統和推進系統的交互部分，最終建立飛行/發動機綜合實時模擬模型。Both advantages of rocket engine and air - breathing engine are integrated into one kind of propulsion system, called rocket - based - combined - cycle ( rbcc ), which has multiple operating woke modes, including ejecting, subsonic combustion, supersonic combustion and rocket mode, with each mode operating at varying flying stage. rbcc has prominent potential of high efficiency and low cost, and so it is recognized as an advanced propulsion system of future single - stage - to - orbit reusable spacecraft and hipper - sonic missile. it has been broadly investigated in foreign countries and has been progressed into small and full - scale flying stage
火箭基組合動力循環（ rbcc ， rocketbasedcombinedcycle ）將傳統的火箭發動機和吸氣式發動機的優點集中組合到一個具有多種工作模態（包括引射、亞燃、超燃及火箭模態）的發動機里，在不同的飛行階段啟用不同的工作模態，因此具有大幅提高航天推進系統經濟性與高效性的潛在優勢，並可能發展成為下一代單級可重復使用航天器以及高超聲速導彈武器的動力系統。By studying the history, the reality and the experience of the domestic and the international urbanization, by analyzing the advantages and the problems of ningxia urbanizing development, by applying the theory of economic spatial structure modification, and the theory of growth centers, also the theory of function - region integration, the paper proposes the idea that " one core and three grades " and " the three regions and four grades " as its improving strategy
通過分析國際、國內城鎮化發展的歷史、現狀和經驗，應用經濟空間結構優化理論、增長極理論和職能地域一體化理論，重點對寧夏農村城鎮化發展的條件、問題和趨勢進行了分析和展望，提出了寧夏城鎮化發展「一核三級」的構想和「三個空間、四個層次」的推進策略。With the constant growth of quality education, perfecting class environment and prompting students to grow healthfully has become more and more necessary and pressing
隨著素質教育的不斷推進，使得改善班級管理方式、優化育人環境的必要性和緊迫性日益顯現出來。Promote on a full - scale the railroad modernization by enhancing technological innovation and industrial upgrades
加強技術創新促進產業升級全面推進鐵路現代化建設Coordinated service : we will establish leading group and special service organized group which is in command personally by the city level leadership to advance the project construction
協調服務：成立由市級領導親自掛帥的領導小組及專門的服務班子，以推進項目建設。As we are carrying through the state - owned commercial banks ' marketization reform, these researches inspire us that we should exert the subordinated debt ' s market discipline to substitute for the government supervision in a long time and complement function in a short time
我國在推進國有商業銀行市場化改革應該發揮次級債券市場約束力對政府監管的長期內的替代作用和短期內的互補作用。分享友人