field deflection 中文意思是什麼

field deflection 解釋
場偏轉
  • field : n 菲爾德〈姓氏〉。n 1 原野，曠野；（海、空、冰雪等的）茫茫一片。2 田地，牧場；割草場；〈pl 〉〈集...
  1. Influence of multipole deflection field on electron beam defocus

    多極偏轉場對電子束散焦的影響分析
  2. Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target

    本文主要完成了以下幾個方面的工作：對導彈可發射區和飛機可攻擊區進行建模，通過對導彈彈道的模擬計算，並運用典型的圓概率偏差精度分析方法，詳細討論了飛機實施攻擊時，飛機的飛行高度h 、速度v 、俯仰角、與目標的偏離角_ x及目標運動特性等對飛機攻擊時機和導彈發射時機的影響；因此，將飛機和導彈結合起來，詳細研究了飛機在垂直平面和水平平面內實施攻擊時，飛機俯沖角和與目標的偏離角_ x對飛機的攻擊范圍的影響；以飛機實施攻擊的時間t 、彈道特性和對目標的殺傷概率p來評判對地攻擊的效果；最後給出典型算例，通過對空地攻擊過程的模擬實現，對飛機飛行過載提出要求。
  3. By means of laboratory and field experimentation of typical semi - rigid base materials, the relationships among laboratory experimental values, field maintain values, field core values and construction criteria are put forward. and the relationships between different test methods are established. using time - temperature conversion principle, it processes the intensity assessment of field cores, then offers the method of determining the test deflection of pavement surface

    通過典型半剛性基層材料的室內外試驗，研究主要設計參數的室內試驗值、野外養生值、現場取芯值及施工指標間的關系，建立了不同試驗方法間的相關關系，運用時溫換演算法則，對現場芯樣進行強度評定，並提出了路表彎沉檢測標準的確定方法。
  4. By considering deflection of freezing pipes and using the fem method, the three - dimensional temperature field of the connecting passage of shanghai east fuxing road tunnel is simulated

    考慮了凍結管偏斜布置的情況，利用有限元方法對上海市復興東路隧道聯絡通道進行了三維溫度場模擬。
  5. A transparent model is used to make the deflection jet board grounded on the inhere enlarged dimensions. the finished experiments are conducted to catch the flow rate directions and the situation of cavitation using a high - speed video cameras. in this paper, the finite element analysis and visualiation research of servo valve prestage jet flow field are carried out, which establish the theoretical foundation for mathematical model of servo valve prestage and the whole mathematical model of hydraulic servo valve

    在對射流前置級驅動的伺服閥射流流場數值模擬的基礎上，用有機玻璃在偏導射流板原始尺寸的基礎上進行了擴大，製作了透明的偏導射流板，運用高速攝像機、液壓泵站等組成了可視化實驗系統，對射流流場的流速方向、渦流、氣穴等現象進行了多方位的觀測，並通過對接收管接收壓力的測試，對流場分析結果進行了驗證。
  6. The obtained results has been shown that the temperature field of sfrc pavement structure is non - linearly distributed along its thickness. the temperature which is close to the surface changes quickly, whereas slowly which is far. under the affect of temperature field, the temperture stress of sfrc pavement structure is also distributed non - linearly. the deflection and stress responses of sfrc pavement structure are waved declingly under the effect of shock load

    計算結果表明：鋼纖維混凝土路面板結構的溫度場沿其厚度方向呈非線性分佈；在距路面表面較近的地方，溫度變化較快，而在距路面表面較遠的地方，溫度沿厚度方向的變化較為緩慢，整個圖形呈下凸形。鋼纖維混凝土路面板在上述溫度載荷的作用下，其溫度應力沿其厚度方向呈非線性分佈。
  7. Field investigation includes traffic volume, axle loads, types, amount, and severity of pavement distress, measurement of deflection of pavement highway structure, and pavement sampling. recorded pavement distresses include ( but not limited to ) fatigure cracking ( alligator cracking ), rutting, long structural cracking

    路面調查工作包括交通量調查，軸載調查，路面損壞的類型、數量與嚴重程度的記錄，路面結構的彎沉以及路面取樣。
  8. A sensing magnetic field and displacement type of giant magneostrictive microdisplacement actuator with the functional of sensing driving magnetic field and microdisplacement is developed, and the design theories and approaches being applicable this type of microdisplacement actuator are pointed out : a circular diaphragm type of flexible construction that acts as integration mechanism of microdisplacement transferring and sensing of giant magnetostrictive microdisplacement actuator is adopted, sheet flexure theory of elasticity mechanics and approach of finite element are applied to design and calculate it, corresponding deflection and analytic formula and distribution curve of stress are given, and the specific achieving approaches of measuring principle and magnetic field sensing function of driving field in giant magnetostricitive rod are pointed out the magnetic field sensing function of the actuator is used to practically measure driving magnetic field of actuator and to obtain the relationship of driving magnetic field and coil current, which is also analyzed and studied

    其中，採用圓形膜片式柔性結構作為超磁致伸縮微位移執行器的微位移傳遞、感知一體化機構，應用彈性力學中的薄板彎曲理論、有限元方法對其進行了設計、計算，並給出了相應的撓度和應力解析式及分佈曲線；應用電磁理論給出了超磁致伸縮棒內驅動磁場的測量原理及磁場感知功能的具體實現方法，並利用執行器的磁場感知功能對其驅動磁場進行了實際測量，得出了驅動磁場與線圈電流之間的關系，並對其進行了分析和研究；對執行器內部的電磁路和偏置磁路結構進行了設計計算與實驗研究，為了減小驅動線圈的發熱，對其形狀進行了優化設計。
  9. By extending the calssical fluid mechanism result about the flow field round a pier to two piers, the formula of the deflection degree of flow direcrion is deduced with the assumption that the field around two piers simulates that of one pier

    將流體力學中圓柱繞流經典理論的成果推廣應用於雙圓柱橋墩的情況，假設單橋墩的繞流流場可以按照一定的規律疊加，推導出圓柱形墩斜交橋梁橋下水流流向偏轉角度的計算公式。
  10. The analytic expressions of deflection and displacement of the beams for various boundary conditions were obtained under combined electric field and uniformly distributed load

    並求得在電場和均布力聯合作用下各種邊界條件梁的撓度和位移解析表達式。
  11. After contrasting and analyzing the main design parameters " test methods of laboratory and field outside, it sets up the correlativities between the field bearing plate modulus and other parameters such as design dynamic modulus, benkleman bean static deflection, field cbr value, consistency and density. by means of laboratory experiment, it assays the influence of the consistency on laboratory bearing plate modulus and laboratory cbr values, and establishes the relationships between laboratory and field values. combined with the project, a more logical sub - grade quality test standard is put forward

    通過對路基現場檢測不同方法的對比分析，建立了設計動模量、貝克曼梁靜彎沉、現場cbr 、稠度和壓實度與現場承載板模量的關系；通過室內試驗，分析了稠度對室內承載板、室內cbr的影響，並建立了室內外模量間的關系；在此基礎上，結合工程實際，對不同檢測方法進行了評價，提出了較為合理的路基施工質量檢測標準。
  12. Solar wind flows out from the corona the sun s outer atmosphere into interplanetary space at speed of between 300 and 900 km per second. it causes fluctuation to the earth s magnetic field, which we call magnetic storm. such event will cause deflection of compass needles

    而太陽風則以每秒300至900千米的速度由日冕太陽外大氣層向外拋射，進入行星際空間，對地球磁場造成擾動而產生磁暴，導致指南針指針偏移，嚴重的話更會導致電力受阻和電話線路中斷。
  13. The staged excavation and retaining can also be stimulated in this model. an engineering case is, as an example, analyzed and the validity and reliability of the model is proved by comparing the predicted deflection with those field measured. the behaviors of soil naing, the character of soil deflection and bar stress are applied to examine and parametric studies are also carried out to investigate the influnences of retaining parameters

    本文首先建立了二維分離式有限元模型，土體本構採用多種本構模型，如e - b 、 l - d模型等，釘土之間採用goodman單元模擬，分析中能夠模擬基坑的開挖與支護的施工過程，通過工程實例的計算，驗證了模型的正確性、可靠性，通過對多組算例的計算分析，研究了土釘支護的內力及變形特徵、工作性狀及影響因素。
  14. The effects of the higher - order terms on the self - deflection process of photorefractive bright solitons in a crystal are also investigated. compared the results of first - order diffusion term acting alone with both the first - order diffusion term and the higher - order space charge field terms acting together, the screening solitons always bend right, whereas for the self - deflection of the photovoltaic bright solitons and the screening - photovoltaic bright solitons both bending right or left is possible, and it is possible that no self - deflection process occurs

    然後考慮到高階擴散項和高階電荷場對明孤子的影響，發現當外電場很強時，與只考慮一階擴散項作用的結果相比，屏蔽明孤子的偏轉量會增大，而光伏和屏蔽光伏明孤子的偏轉量有時會增大有時會減小，在一定條件下也會消失。
  15. Crack development and failure modes, longitudinal reinforcement strain distributions and load - deflection curves were compared as a result in order to evaluate the validity of the disturbed stress field model to analyse such deep simply supported beam

    通過與試驗結果的對比，在開裂形態、破壞形式、縱筋應變分佈及荷載位移曲線等局部與整體反應層次上，評價了擾動應力場模型模擬深受彎簡支梁受力性能的適用性。
  16. In this paper, firstly according to fourier heat conduct ~ quation, the analysical solutions of the temperature field of sfrc pavement structure were obtained and the finite element solutions were soluted by means of galerkin weighed residual methoded. secondly, based on the temperature field, the analysical solutions of the temperature stress of sfrc pavement structure were dissolved with westerguard - bradbury method, and then the finite element solutions were obtained by means of the finite element method. at last, the dynamic response of sfrc pavement plant structure affected by shock load with the finite element method was studied, and the deflection and stress response under shock load was calculated

    其次，根據已求得的溫度場，利用威斯特卡德-布拉德伯利法求解鋼纖維混凝土路面板結構的溫度應力的解析解，然後又利用有限單元法對由溫度變化產生的溫度應力進行求解。最後，作者利用有限單元法分析了鋼纖維混凝土路面板結構在沖擊載荷作用下的動力響應，計算了由沖擊載荷引起的撓度響應及應力響應。
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