推力方向性 的英文怎麼說

中文拼音 [tuīlìfāngxiàngxìng]
推力方向性 英文
thrust organization
  • 推 : 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...
  • 力 : 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...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  • 方向 : direction; orientation
  1. The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained

    本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌跡和推力。
  2. First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled

    首先在推導超聲相控線陣換能器聲場的指向性的基礎上，就各個晶片幾何參數對指向性指標（主瓣寬度、旁瓣幅度、消除柵瓣） 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述，並在綜合各方面影響的基礎上，提出了晶片幾何參數優化設計的原則和方法，編寫了設計程序和界面。
  3. Specifically, the financial situation of the pre - existing pension schemes, government ' s capacity to sustain the financial burden of the pension reform, the pressure from labor and pensioner groups, the determination of vital political actors to advance structural pension reforms, and the compromises necessitated by realpolitik : all these bear upon the scope and orientation of pension reform in these countries

    既有年金方案的財務狀況、政府對年金改革財務成本的負荷能力、勞工團體和年金受益者團體的壓力、政治要角推動結構性年金改革的決心、以及政治現實下的適度妥協等，都影響著這些國家年金改革的幅度與方向。
  4. A mathematical model reflecting the tilt rotor unsteady and nonlinear aerodynamic characteristics in the longitudinal channel is presented in the paper. in the full flight envelope, the rotor thrust continues tilting and the aerodynamic forces of each component change as a function of airspeed and nacelle angle

    在整個飛行包線內，旋翼的推力矢量方向不斷變化，飛機各部件的氣動力隨發動機短艙傾角和空速的變化而變化，因而飛機的飛行動力學有很強的非定常、非線性特性。
  5. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面，設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案，提高了試車臺動架的固有頻率，解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法，推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法，並計算了推力矢量測量精度。
  6. The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed

    對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。
  7. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分，本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型，然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散，接下來針對前面所設計的全方位推進器進行了數值預報。
  8. It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between

    在公式推導的基礎上，結合相關試驗資料，研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度（雙折線型體外筋的情況）以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。
  9. Thermoplastics piping systems. non - end - load - bearing elastomeric sealing ring type joints between pressure pipes and moulded fittings. test method for leakightness under internal hydrostatic pressure without end thrust

    熱塑料管道系統.壓力管和模塑配件的合成橡膠密封環型接合.在無軸向推力時內部流體靜力學壓力下密封性試驗方法
  10. New developments in decision theory, artificial theory and dynamic analysis method are applied to evaluation the possible projects. the main contents in this paper are included as follows : first, has improved an format reasoning method based on multiple attribute utility model and knowledgebase theory ; second, has proposed complex utility model by improving the theory of multiple attribute utility ; third, has presented a kind of weapon intelligent decision support system, based on the complex utility model and developed with com / dcom criterion ; forth, this paper also has build the dynamic simulation model for long - rang multiple tube rocket launcher system, and the tire dynamic model has applied in the rocket launcher system dynamic simulation model ; fifth, through building the rocket - launcher contact model, this paper has analyzed the dynamic forces between the rocket and launcher ; finally, this paper has build the evaluation model of the project about improving existing rocket launcher to the launcher that using canister, and get the conclusion through using the widss. the studies in this paper not only proposed scientific warrant to the choice of projects in this pre - studied national defense task about improving existing rocket launcher to the launcher that using canister, but also can give other studied tasks with decision supported

    主要內容包括：在總結決策分析與專家系統規則庫技術的基礎上，提出了融決策分析與專家系統規則庫技術於一體的形式化推理機制，該機制能有效的將定量計算和定性知識融為一體，將規范的決策分析解題過程與專家系統特有的演化推理方法有機結合起來；在多屬性效用理論的基礎上，建立了一般形式的復式效用模型，並實用化了全相關乘式效用模型，提供了較完善的通用建模、分析和解釋功能：引入了com dcom組件技術，開發了基於組件的widss系統，該系統基於形式化推理機制，易於擴展，能夠面向多種決策問題，具有較強的通用性；建立了遠程多管火箭炮全炮動力學模擬模型，將充氣輪胎動力學模型、輪胎和路面的相互作用模型運用於多管火箭炮動力學模擬計算中；利用碰撞接觸理論，對火箭彈在定向器管內的運動受力情況進行了模擬計算；建立了遠程多管火箭炮箱式發射改進方案模型，並利用動力學模擬計算結果在widss系統中進行了方案性能評估。
  11. The author believes that government should establish regional economic development strategy from the angle of the whole country and build the regional economic relationship with internal and external circle. the establishment of regional strategy should be guided by the view of market. the government should forcefully propel the establish of central and western regions " factors markets, nature the central region of economic development, enhance the reform strength in central and western regions, deepen the open to the outside, build the growth foundations recycling around the hi gh technology, develop the rural and town enterprises, propel the economic connection and cooperation between the central and western region, and prompt the fundamental transform of the economic system and the way of economic growth in the central and western region

    作者認為，應從全國角度科學地制定分區域的經濟發展戰略，合情合理地確定一個區域的發展方向，建立內循環與外循環相結合的區域經濟關系，區域戰略的制定始終貫徹市場的觀念，政府要積極推動中西部要素市場的建立，有計劃、有重點地培育經濟發展核心區，加大中西部地區改革力度，擴大對外開放，積極建設以高新技術產業為核心的增長極軸，大力發展中西部地區的鄉鎮企業，多種手段促進東中西部地區橫向經濟聯合與合作，切實推進中西部地區經濟體制和經濟增長方式兩個根本性轉變。
  12. ( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too

    （ 6 ）建壩工程荷載條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出：建壩后河谷的巖體應力量值明顯增高，同時左岸的張應力區的范圍及量值明顯減小，主應力的方向依然與模型的底邊界垂直；大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時，滑坡體及壩體總體上仍處于穩定狀態；水位驟降時，在未考慮其他外力作用的情況時，滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用，壩體將在滑坡體下滑推力的作用下產生破壞；建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出，在最危險的工況條件下，壩體及滑坡體也將處于臨界狀態；在長期滲透變形的作用下，由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。
  13. In this paper, the flow mechanism and the applications of the synthetic jet are studied in theory, numerical simulation and experiment, and this paper prepares for synthetic jet technology used in thrust vector

    本文採用理論分析、數值模擬與試驗相結合的方法對合成射流流動機理及應用技術進行原理性研究，為合成射流技術應用於推力方向控制奠定基礎。
  14. In view of the fact that there is often a gradient in the external magnetic field in true magnetic separation equipment, and its direction is often not identical with that of magnetic field, a formula of the magnetic force exerting on the magnetic particles is deduced and the factors influencing the magnetic force are analysed

    考慮實際磁選設備中外部磁場常有梯度，並且磁場梯度方向常與磁場方向不一致的情況，推導出了磁性礦粒所受磁力公式，分析了影響磁力的因素。
  15. The reason why the military industry culture is progressive is because it insists on the guide of marxism, in the socialism direction, and it conforms to the common ideal of socialism of chinese characteristics ; is because it conforms to the developing direction of the advanced productivity, and promotes the development of productivity and science and technology ; is because it in insists on the core value of " the paramountcy of the interest of nation " and conforms to the national spirit taking patriotism as the core ; is because it ' s innovative, and conforms to the spirit of times taking reform and innovation as the core ; is because it stimulates the national spirit, and fosters new citizens for socialism ; is because it enriches and develops the culture of enterprises ; and is because it leads and promotes the construction and development of the system of national defense industry

    摘要軍工文化之所以先進，根本上在於它堅持馬克思主義的指導，堅持社會主義方向，符合中國特色社會主義共同理想；在於它符合先進生產力的前進方向，推動了生產力和科學技術的發展；在於它堅持「國家利益至上」核心價值觀，符合以愛國主義為核心的民族精神；在於它的創新性，符合以改革創新為核心的時代精神；在於它振奮了民族精神、培育了社會主義新人；在於它豐富和發展企業文化；在於它引領和推動了國防工業體系的建設和發展。
  16. The results of experiments shows that core column can increase flexural and shear resistant capacity and improve deformability and entirety of composite walls ; it is coordinate ductility of two composite walls joining wire or steels out - of - plane ; the seismic of composite walls joining with wire is fine than joining with steels ; the deformation of out - of - plane only affect the crack - loading, the ultimate carrying capacity and ductility in - plane nearly has no change

    墻片試驗表明:芯柱可以增加復合墻體的抗彎和抗剪承載能力，改善墻體的變形能力和整體性;分別應用鋼絲網片和鋼筋連接的兩種復合墻體的平面外延性大致相同，內外葉墻協同工作良好;內外葉墻之間的連接提高了外葉墻砂漿層抗拉強度，同時也提高了復合墻體向外葉墻方向的抗推和抗拉承載力。
  17. 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、勞動力、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比較等理論，實證、規范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比較全面深入的評析。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、推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；剖析農村勞動力就業結構、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范圍、重構農業保險體系、扶持弱勢群體的政策建議。
  18. Forth, this thesis also had made a preliminary discussion on the integrated guidance system of air - to - air missile beyond visual range air combat and made deep research on the midcourse guidance stage, thus we obtained an extremely useful conclusion.

    本文還對空空導彈超視距攻擊的復合制導體製做了一個初步的探討，並對其中的中制導階段進行了深入研究，得到了一個十分有用的結論:即中制導階段導彈發動機的最優推力方向實際上應該是關于時間的線性函數。
  19. Simulation results indicate that the closed - form guidance law with robustness is fit to the finite propulsive reentry mission and insensitive to the initial position errors, propulsion direction errors and observation errors

    模擬結果表明，該閉路初制導能夠完成有限推力情況下的再入初制導任務，對初始位置誤差、推力方向偏差和測量誤差不敏感，具有一定的魯棒性和適應性。
  20. Research has proven that directional microphones improve speech understanding in many different types of noisy situations. siemens is the only company currently able to offer trimic

    研究顯示，方向性麥克風有助聽障者在吵雜環境中的理解能力，西門子推出的trimic
分享友人
分享到 Line

分享到臉書