推力比范圍 的英文怎麼說

中文拼音 [tuīfànwéi]
推力比范圍 英文
eprl engine pressure ratio limit
  • : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. Besides preface and epilogue, the text is divided into four parts discussing maximum mortgage issues : in part, starting from growing and developing of it, the author expounds the value and features of maximum mortgage, analyzes the function and character of maximum mortgage, and indicates maximum mortgage can realize efficiency value of economy and law. it can bring on circulate function of commodity and bear abating appurtenant and specific nature. specific nature is an important character of maximum mortgage system clearly

    本文試圖通過較借鑒和功能分析的方法,結合司法實踐中遇到的實際問題,對最高額抵押權進行完整的剖析,從最高額抵押權的價值、特徵、效、適用、轉讓等諸多方面進行深入探討,以期為建立我國最高額抵押權的制度體系提供更多的理論支持,動我國的法制化進程。
  2. This paper analyzes the common and difference between mandarin and guoyu ( " national language " ), points out the obvious advantage of learning mandarin than guoyu ( " national language " ) from the population of languages, affect scale, sound system, ways of phonetic notation, character usage, and stresses that only displaying the advantage of learning mandarin can we extend the mandarin

    本文分析了普通話和國語的異同,從人口使用、影響、語音體系、注音方式、文字使用等方面論述了學習普通話學習國語有著明顯的優勢,強調只有著闡明學習普通話的優勢,才能夠去大廣普通話。
  3. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受機理進行了靜、動和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應響應,並與普通殼體進行了較。
  4. By adjusting many variable geometry components of the engine, bypass ratio can be changed during large range ( the most 0. 25 of military fighter ). the high specific thrust characteristic of turbojet engine and the low specific fuel consumption characteristic of the turbofan engine can be realized during different flight phase by the usage of vce technology

    變幾何變循環發動機是應用於第四代多用途戰斗機的理想動裝置,通過多個部件幾何的調節在較大內改變涵道,能夠使發動機在不同航段分別實現渦噴發動機的高單位性能和渦扇發動機的低油耗性能。
  5. With metal fatigue in material mechanics, this paper deduces the limestone fatigue curve of longmen grottoes by means of marble s one within the error permission. by the experiment elects the crucial factors of current vibration environment in longmen grottoes, the author contrasts the result of the experiment with its fatigue curve referred above and analyses the fatigue effect of longmen grottoes. finally, it is pointed out that after longmen grottoes have being suffered weathering and water - erosion more than 1500 years, the vibration environment is becoming an crucial factor leads to fatigue effect, especially in those weak surface carvings just like the crossings of several rifts, serious weathering places, etc

    借鑒材料學中金屬疲勞破壞的研究手段,在誤差允許內用大理巖疲勞曲線導出門石窟石灰巖疲勞曲線。通過對石窟實際振動環境中典型要素的抽取和振動試驗,將試驗結果與疲勞曲線進行對,分析了門石窟的疲勞破壞效應。文章指出,在經歷了1500多年的風化和流水溶蝕后,振動環境已成為導致門石窟某些薄弱點如多條裂隙交叉點嚴重風化酥解的壁面雕刻品等產生疲勞破壞的重要誘發因素。
  6. B ) equivalent circuit method and finite element analysis ( fea ) to compute the static force are presented, the results obtained by each method are compared one with the other. c ) the results of dynamic simulation by means of the software, ansoft show the hlfm " s characteristics when the motor works in the special frequency and single stroke and the conditions used for position control. d ) the measured static thrust - displacement characteristics and the dynamic characteristics during starting show good correlation with the calculated results

    在設計並製作了實驗樣機的基礎上所做的研究內容包括; ( 1 )分別用能量法和麥克斯韋張量法導電磁的計算公式,並討論他們的不同應用; ( 2 )分別用等效磁路法和有限元法作直線電機的靜特性分析,並較分析它們的計算結果; ( 3 )用有限元模擬軟體做直線電機動態特性的模擬,分別分析直線電機的頻率特性、動子開合閘特性和開環位置控制的工作特性; ( 4 )做直線電機的靜?位移特性實驗和動子開合閘的動態實驗,並將實驗結果與計算結果進行對,實驗驗證了計算模型及計算方法的正確性。
  7. Base on the discussion of the basic subject concerning definition, character, designation, classify, function of the international treaty and it ' s conclusion, inuring, reservation, revision, comparing the relation of the international treaty and chinese law, confirming the above status in china law system, the problem of applying with regard to the international treaty including the manner, reasoning, conflict will be discussed. the character of the international treaty will be concluded. so, the suggestion of legislation according to the international treaty to be applied in china will be made at last

    在探討了國際海事條約的概念、特徵、名稱、分類、作用及其締結、生效、保留和修訂等基本理論問題的基礎上,通過較我國已加入的國際條約與我國國內法的關系,明晰其在我國法律體系中的地位,著重論述了國際海事條約在我國國內的適用問題,包括在我國適用的理由、適用的方式、效、與國內法的沖突等等,歸納總結出國際海事條約在我國適用的顯著特徵,並在此基礎上,提出有關國際海事條約在我國適用問題的立法建議,以期今後國際海事條約在我國得以順利執行,我國可以更妥善地履行國際海事條約義務,完善我國海事法律制度有所幫助。
  8. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動學微分方程,並採用goast - redfem積分法和p函數對其動學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動學模型,為科學確定反應器的閃速熱解工作溫度及熱解反應動學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑進行了實驗觀察和測定,得出生物質的長徑( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程學、工程材料、機械設計學原理,導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能設計理論和功率計算方法及臨界轉速理論等。
  9. The whole dissertation can be divided into 9 chapters, which are mainly engaged on the comparative theories of the common balance and the partial balance, and the methodology of the demonstration and criterion economics to do the analysis and res earch on the purpose of making relatively thorough and deep assessment on the policy - making and related improvement suggestions on such areas as the implement performance of the agriculture policies, the requirement structure of agriculture, the structure of employment, the basic elements and arrangement of agriculture production, the sustainable development of agriculture and the agriculture internationalization etc. the basic innovative points of the dissertation are as follows : ( 1 ) to establish a systematic framework for the research on the policies of agriculture industry and the structure of agriculture industry ; the framework for grand agriculture industry structure ; the framework of subject relationship in the agriculture socialized service system ; the circulation framework of sustainable development for agriculture ; the model framework for corporation development for agriculture institution ; ( 2 ) to expand the external scope of the concept of agriculture ; ( 3 ) to put forward the ideas of the corporation orientation by restructuring and innovating the present agriculture operational institution ; ( 4 ) to raise the viewpoints to set up the quality standard system for agriculture produce and to initiate the same system of the internal and external trade ; ( 5 ) to offer the suggestions on guiding the development of the township and private enterprises through the industry policies ; ( 6 ) to raise the innovative viewpoint by way of the systematic analysis on agriculture and the employment structure of the countryside, the district arrangement, technological innovation and the marketing system of agriculture produce ; ( 7 ) to put forward the comprehensive thinking way to broaden the logistics services for agriculture produce ; ( 8 ) to raise the new idea of the agriculture supporting system and the policy suggestions on expanding the areas for the government to support agriculture industry, reorganization of agriculture insurance system and aid to the weak masses of the countryside

    本課題是在國家農業產業政策不斷完善和產業經濟學科科學發展的背景下,從農業產業政策的實踐出發,從大農業產業結構、組織、技術、資金、勞動、土地等資源配置以及區域布局、國內外關聯等角度,以農業產業政策與農業發展的互動關系為切入點,提出了農業產業政策調整取向,初步形成和發展了政策理論。全文共分9章,主要運用一般均衡和局部均衡較等理論,實證、規經濟學研究等方法進行探討,對農業產業政策實施績效、農村需求結構、就業結構、農業生產要素和布局、農業可持續發展、農業國際化等命題以及對策建議作了較全面深入的評析。本課題研究主要有以下創新觀點:初步搭建了農業產業政策和結構理論框架,設計了政策和結構體系圖;延伸了「農業」概念外延,提出了「大農業」的構想;提出了農業產業經營組織再造和創新的公司化發展方向,設置了農業產業化、公司化發展模式圖和產業化公司模型圖;設計了農業可持續發展良性循環圖和農業資金投入效益模型圖;提出了建立農產品質量標準體系、行內外貿一體制的觀點;建立了農業保障體系參照圖,建議通過產業政策引導鄉鎮、私營企業和「三資」企業發展;剖析農村勞動就業結構、區域布局、科技創新、農產品市場體系;提出了加大農產品物流配送的整體思路;提出了農業支撐體系新觀念及擴大政府支農、重構農業保險體系、扶持弱勢群體的政策建議。
  10. With advantages of simple and reliable in structure, high isp and easy control over a wide range of thrust, pulsed plasma thruster ( ppt ) is very suitable for micro - satellite ' s orbit control and high precision attitude control

    脈沖等離子體器( ppt )具有結構簡單可靠,沖高,在較大可控的特點,適合用於微、小衛星軌道控制和小衛星高精度姿態控制,其研究和應用得到了重視。
  11. Anybody may blame me who likes, when i add further, that, now and then, when i took a walk by myself in the grounds ; when i went down to the gates and looked through them along the road ; or when, while adele played with her nurse, and mrs. fairfax made jellies in the storeroom, i climbed the three staircases, raised the trap - door of the attic, and having reached the leads, looked out afar over sequestered field and hill, and along dim sky - line - that then i longed for a power of vision which might overpass that limit ; which might reach the busy world, towns, regions full of life i had heard of but never seen - that then i desired more of practical experience than i possessed ; more of intercourse with my kind, of acquaintance with variety of character, than was here within my reach

    我想再說幾句,誰要是高興都可以責備我,因為當我獨個兒在庭園里散步時,當我走到大門口並透過它往大路望去時,或者當阿黛勒同保姆做著游戲,費爾法克斯太太在儲藏室製作果子凍時,我爬上三道樓梯,開頂樓的活動天窗,來到鉛皮屋頂,極目遠望與世隔絕的田野和小山,以及暗淡的地平線。隨后,我渴望自己具有超越那極限的視,以便使我的目光抵達繁華的世界,抵達那些我曾有所聞,卻從未目睹過的生氣勃勃的城鎮和地區。隨后我渴望掌握現在更多的實際經驗,接觸現在內更多與我意氣相投的人,熟悉更多類型的個性。
  12. Abstract : based on analyzing the mechanism of fraction for anti - extraction soil by using the results of in - side model test about wind - borned sand deposit foundation, three stressing process of the ultimate bearing capacity in soil is given, and the basic formual for anti - extraction capacily calculation is established. compared with other methods at present, the accuracy of the calculation result is several times over that of others. because the scope of application isn ' t limited by width - to - depth ratio, it is very convenient for widely application

    文摘:利用風積砂地基抗拔室內模型試驗資料,通過對抗拔土體破壞機理的全面分析,提出了土體形成極限承載的三個受過程,建立了擴展基礎抗拔承載計算的基本公式,與目前其它計算方法較,成果精度提高很多倍,而且適用不受深寬限制,便於廣應用。
  13. Comparing with cfd results and experimental dates, the combined engineer method has a practical application and we extend it to solve the unsteady pressure distribution of supersonic or hypersonic aircraft

    通過與cfd計算結果和實驗結果的較證明該綜合工程方法具有較廣的應用,並將其廣到非定常氣動的計算。
  14. Thus, full attention to risk management, the establishment of large it projects risk management system and risk analysis theory methods comprehensive, in - depth and meticulous research and the success of the project will achieve its objectives and achieve the optimum allocation of resources play a role in guiding theory

    本文針對大型it項目的特點,立足於風險管理角度,對吉林電客服支持系統項目進行項目風險管理方案設計和實證研究。首先,在風險辨識中,針對大型it項目特點首先使用類較/歷史經驗法討論該項目主要風險,再用專家訪問法小辨識。
  15. For example, even if the settlement of the electric car battery miniaturization of safety and practicality issues, the major areas also need to have enough common battery charging station, it can only be used in small - scale, not a large - scale promotion ; hybrid although more real, but the cost is high to high prices, if without certain subsidies and tax concessions, the driving force consumers to buy less natural

    如電動車即使解決了電池小型化、安全性和實用性等問題,也需要全國主要地區有足夠的公用充電站,否則只能在小內使用,無法大規模廣;混合動車雖然更為現實,但成本高企使價格居高不下,如果沒有一定的補貼以及稅費優惠,消費者購買的動自然不大。
  16. In order to fully develop the theory of squeezed branch piles, in particular, the justification of its superior performance in terms of the bearing capacity and sinking displacement, we have derived the analytical formulas of the axial load and the strain at arbitrary depth ; based on existing static loading test results and research on belled pile, together with the analysis of on - site testing data, we have applied the expand theory on sphere holes to the computation of radial stress of squeezed branch piles under hole expansion ; taking the oil pressure of hole expansion in to account, we have find the a branch force under certain hole pressures, hence we can estimate the maximum bearing capacity of single piles ; we have introduced the experiential formulas for the bearing capacity of squeezed branch piles based on its stress characteristic and pile testing data ; we have also done numerical simulations of squeezed branch piles utilizing finite element method software ansys ; we have matched the simulation res ults with those of on - site basic load experiments, regenerating the distributions of stress fields and strain fields of squeezed branch piles, and from those distributions, we can determine the optimal distances between plates and piles

    為了完善支盤樁的設計理論,探求支盤樁高承載和低沉降量的內涵,本文導出了支盤樁任意深度的截面荷載以及位移隨深度變化的理論公式;基於已有的靜載試驗成果及有關擴底樁的研究成果,從對現場測試數據的分析,將球形孔擴張理論引入到支盤樁擴孔時徑向應的計算,考慮到擴孔時的油壓數據,求得某一孔壓下的支盤,據此估算單樁極限承載;同時根據對支盤樁的受特點和試樁數據的分析,提出了支盤樁承載計算的經驗公式;用有限元分析的方法,利用大型有限元分析軟體ansys對支盤樁進行數值模擬,並將模擬結果同現場的靜載試驗結果進行對,再現了支盤樁在荷載作用下土中應場和位移場的變化,根據應場和位移場的變化,指出最佳盤間距和樁間距;為支盤樁的設計和施工提供了一個可量化的設計依據。
  17. On the base of energy principle and by developping the linear elements and the nonlinear ones, let the students master the basic concepts and the procedure of the spatial dome structures ' design, and also their mechanical characteristics and application areas

    通過基於能量原理對線性單元和非線性單元的較和簡單導,讓學生掌握網殼結構的穩定分析的基本概念和設計過程,並了解網殼結構的特殊性和結構受特性及應用
  18. Initial rotational stiffness ri and ultimate moment capacity mu of top - and seat - angle steel connections is given in this text. initial rotational stiffness rt and ultimate moment capacity mu of top - and seat - angle with double web - angle steel connections is given in this text. it is right by comparison with experiment

    導了頂底角鋼、腹板雙角鋼連接的初始連接剛度r _ i ,頂底角鋼、腹板雙角鋼連接的極限彎矩承載並經和試驗較得出兩種連接型式的初始連接剛度、極限彎距承載其理論值和試驗值的相對誤差在工程允許的內。
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