線性加深 的英文怎麼說

中文拼音 [xiànxìngjiāshēn]
線性加深 英文
linear burn
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 深 : Ⅰ形容詞1 （從上到下或從外到里的距離大） deep 2 （深奧） difficult; profound 3 （深刻; 深入） thor...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. 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。
  2. It is found that with fixed laser power and increasing exposal time, the increasing of the depth of exposal grows slower, the exponential increasement can be express by the equation :, the depth of exposal becomes satured with increasing exposal time ; with fixed exposal time and increasing laser power, the depth of exposal increases linearly and can be express by the equation : y = 40

    結果表明，當固定曝光功率，不斷增加曝光時間時，曝光深度的增加趨于緩慢，程指數曲線形式變化，可表示為，當曝光時間不斷增加時，曝光深度的增加趨近於飽和;當固定曝光時間，不斷增加曝光功率時，曝光深度程線性趨勢增加，可表示為y = 40 . 5x0 . 151y = 0
  3. The model - free pid control method with neuron tuning gain and the neuro - fuzzy control method for a constant cutting force metal turning process system are proposed. the former method keeps the cutting force to be constant by using the neuron to change the pid controller gain on - line. the latter method construct the fuzzy neuron controller by combing the fuzzy controller and the neuron controller

    針對具有非線性和不確定性的機械加工切削過程，提出了神經元增益自整定的pid控制方法和模糊神經元非模型控制方法，前者採用神經元來在線調整pid控制器的增益，後者將模糊控制器和神經元控制器相結合構成模糊神經元控制器，這樣當對象特性隨切削深度的變化而變化時，所設計的控制器能保持切削力恆定，使系統穩定並具有滿意的動態品質。
  4. Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element

    通過對比有限元計算結果和試驗數據，分析得出塑料土工格柵筋材的最大動拉應力的分佈與靜拉應力的分佈沿筋材的埋深大致相同，只是應力的值大小不同；地震作用下土筋間的動似摩擦系數是隨地震加速度的增加而減小；模型沿墻高方向的加速度響應等。接著，根據模型動力有限元時程分析結果和模型試驗數據的比較分析，得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動力有限元分析模式的合理性。
  5. While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed

    在系統實現過程中，課題首先從天線、陣列天線，以及電磁場計算方法的基本理論著手，分析了天線與拋物面天線的各項性能參數，以及天線的口面場和近-遠區輻射場的特點和計算;進而，更加深入的討論和研究影響天線陣列合成場強的各項因素，包括系統所使用的天線單元個數對陣列合成場的影響、天線單元之間由於互耦造成的影響、傳播過程中地面和/或地面建築物的影響等。
  6. Abstract : with the basic concept of damage mechanics and based on the fatigue damage equation of concrete materials, the multistage fatigue damage process of concrete materials is deeply and theoretically analyzed. accordingly the pathway of multistage fatigue damage with the characteristics of independence and continuance is provided, and the non - linearity multistage fatigue damage equation of concrete materials is inferred. the equation clearly reflects that the loading sequence has an effect on the fatigue accumulating life expectancy ; with the use of this equation the effect of overloading on the material life expectancy is analyzed

    文摘:利用損傷力學的基本概念，在砼材料疲勞損傷方程的基礎上，對砼材料的多級疲勞損傷過程進行了深入的理論分析，給出了具有獨立性和連續性的多級疲勞損傷路徑，推導出了砼材料的非線性多級疲勞損傷方程，方程明確的反映了加載次序對疲勞累積壽命的影響；利用此方程，筆者分析了超載對材料使用壽命的影響
  7. This paper based on the recent development of on - line inspection for machine center and cad / cam, machine center on - line inspecting system is studied thoroughly to improve the flexility, efficiency and precision of machine center

    本文在該技術原有發展的基礎上，結合cad / cam的最新發展，以提高加工中心的加工柔性、加工效率、加工精度為目的，對加工中心在線檢測系統進行了深入的研究。
  8. Based on nonlinear finite element theory, stress and deformation behaviors are analyzed after ground stabilization and foundation pit reinforcement with deep mixing method. by comparison of the conditions of treatment and non - treatment of two examples respectively, the results indicate that the match ratio scheme used for deep mixing method is more ideal when soft clay is stabilized in this area of fuzhou in the thesis. this scheme not only can fully utilize industrial waste material, but also can economize construction cost

    對于加固土的工程特性，本文以非線性有限元理論為基礎，模擬分析水泥攪拌樁加固地基和基坑支護加固的應力和變形情況；通過兩個例子分別在有處理和無處理情況下的對比，利用固化劑最佳摻入比來設計地基處理方案，並運用非線性有限元方法計算出土體內大小主應力的分佈情況以及變形情況，結果表明本文所得出的配合比方案用於深層攪拌樁法來對福州地區軟粘土進行地基加固時還是比較理想的，這樣不僅充分利用工業廢料，還可節約工程造價。
  9. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同，敏感元件採用高度對稱的四梁結構，其中每個軸向上均採用帶折疊梁的雙側叉指電容結構，採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件，具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算，並利用有限元法進行了模擬分析，根據模擬結果得出了優化參數;在確定敏感結構的基礎上，研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析，利用差動測量技術得到由振動引起的微小電容變化量，經c - v介面電路進行相位調制處理，然後通過解調輸出與加速度成正比的電壓信號。
  10. This paper aims at evaluating complex systems with the non - linear process, and several innovations are obtained, such as theoretical basis and technological methods, which are helpful to understand the evaluation of complex systems more deeply, develop the application fields about it. the outcomes are very important in promoting the continuous development, the improvement and the application effects of the theory

    本文旨在從數學角度對復雜系統進行非線性評估，在其理論依據、技術方法等方面獲得進展，從而進一步加深對復雜系統評估的認識，使復雜系統方法能更大范圍地解決實際問題，這些研究對評估理論的發展、完善以及應用效果都將具有十分重要的意義。
  11. The preferences are analyzed, pipe ’ s parameters such as depth, thickness, pipe diameter, and mechanical property of material ; soil parameters such as soil types, internal friction angle, pipe - soil interaction ; fault ’ s parameters such as fault types, fault throw, fault drop, fault - pipe angle, mechanical property of material ; load types such as gravity force, linear displacement load, seismic load and seismic wave. some conclusions are drawn from the calculating results : when buried pipes cross fault, pipe ’ s embedded depth should be shallow, and big pipe diameter and thick wall should be selected. avoid the site where fault moves severe, and select suitable pipe - fault angle

    在有限元三維模型建立中考慮的因素有:管道自身參數如管道埋置深度、管壁厚度、管徑、管道材料等;巖土材料參數如土體類型、巖土的內摩擦角、管土相互作用等;斷層考慮有斷層類型，斷層斷距，斷層錯動距離，斷層與管道的交角，斷層材料的考慮等;荷載分別考慮靜荷載，動荷載，其中動荷載包括線性位移加載、地震力加載和地震波加載等。
  12. According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not

    地下連續墻是一種歷史較短的施工方法，目前，砼防滲墻的設計還是以傳統的設計方法為主，根據查找國內外文獻資料，華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作性能有相似性，將適用於樁基的poulos彈性理論引入對地下連續墻的沉降計算中；清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數，利用非線性e - b模型，結合黃河小浪底土石壩設計剖面，採用thepd土石壩總應力程序，對深覆蓋層塑性混凝土防滲墻的應力、位移進行有限元分析，並與普通混凝土防滲墻計算結果加以對比，同時分析了不同配比塑性混凝土特性的影響，並採用應力水平和拉應力數值來判斷塑性混凝土防滲墻的安全程度。
  13. Secondly, to counter contour curve for large sole of rubber overshoes, the way of linear circle arc spline of two dimensions curve fitting has been raised in this paper and autocad has meanwhile been applied in cad / cam integeration system of rubber overshoes mould, and also a whole set of software and hardware technique developed, and the selecting way for optimizing tool path worked out. this way may make nc machining free running minimun

    其次，針對膠鞋大底的輪廓曲線，對圓弧樣條進行了深入研究，提出了二維曲線擬合的線性化圓弧樣條方法；同時將autocad應用於膠鞋模具cad / cam一體化系統中，成功地開發了一整套相應的軟硬體應用技術，提出了刀具軌跡優化的動態選擇法，以便使nc加工的空行程相對極小化。
  14. Through the research of nonlinear phenomenon in the dense particles field, the understand of the study on characters of nonlinear exposure in in - line holography for particle field was all - round

    發現粒子密度越大，中心粒子發生邊緣剪切越嚴重。這使對粒子場激光同軸全息非線性曝光特性有了更加深入的認識。
  15. Sufficient test data were acquired for investigating the damage and constitutive behavior of concrete. second, according to the fitting of experimental data, the evolution equation of damage is obtained. the main factors affecting the damage development are examined and the causes are expounded

    其次，通過對試驗結果的非線性回歸分析，得到損傷演化的經驗表達式，並以此為依據，分別深入地研究了混凝土在經歷過常規三軸受壓和三向等壓等荷載歷史后，抗壓強度和抗拉強度隨荷載歷史增加而發生劣化的演化規律。
  16. The macromodel is built up with the combination of device simulation and nonlinear curve fit, which makes the extraction of the substrate parasitic parameters more convenient and the circuit simulation more accurate

    該宏模型通過器件模擬與非線性擬合相結合的方法建立，使襯底寄生參數的提取更加方便，同時保障了深亞微米電路特性的模擬精度。
  17. It shows that when walk - off and diffraction effects could be ignored approximately estimation of the phase distribution of second - harmonic wave could be done. the far field divergent angle and second moment radius of harmonic wave will vary with the aberration of fundamental wave, but the far field divergent angle will be obviously smaller than that of fundamental wave. the phase distribution of both fundamental and harmonic wave is measured using hartmann - shack wave front sensor in the experiment with 1064nm and 790nm lasers, respectively

    這說明利用非線性光學頻率變換方法拓寬波前傳感器件的響應波段是很難實現的，但是，通常三波相互作用過程的研究均是建立在平面波和理想高斯光束之上，因此我們對于位相畸變倍頻過程的研究是非線性光學領域一個重要而有意義的新課題，它有助於人們更加深入理解非線性光學效應，為進一步合理利用之奠定了理論和實驗的基礎。
  18. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若干問題，其中包括基巖水平加速度反應譜衰減關系的選擇、震源深度對基巖水平加速度峰值及基巖反應譜曲線的影響、強度包絡線函數及輸入隨機相位的選擇、土體非線性特性參數和土層剪切波速值的選擇、設計地震動反應譜的標定等問題。
  19. The low efficency arise from two factors : one is that we do n ' t understand multibody system as deep as possible, resting on " there are so many trees as one ca n ' t see the forest ". the other is that the algorism should hardly avoids void computing possiblly - - adding, minusing or multipling by zero, and ca n ' t reach the precision computing - - each computing is necessary, and the latter computing use the formal results as it can as as possible

    計算效率不高的原因有二、一是對機械多體系統認識深刻程度不夠，停留在「只見樹木，不見森林」的層次上；二是演算法上應該竭力避免虛運算? ?與零相加減、與零相乘和重復運算等，但由於多體系統動力學的復雜性、強非線性和人們對其認識現有深度的不夠，故未能實現所謂的「精益運算」 ? ?每步運算皆為必須，且后續運算應盡能借用已有結果。
  20. We summarized several main reasons of low parallel efficiency of the npupar system, and improved it accordingly. in our test, the efficiency of the programs generated by modified npupar increased remarkablely ( about 10 % ). we also make deep quantitative analysis for the super - linear speedup in the test

    通過對兩個實際的cfd實常式序的對比測試，改進后的npupar系統在保證正確性的基礎上并行效率有了明顯的提高（普遍提高了10左右） ，並對測試中出現的超線性加速比做了深入的定量分析。
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