立體參數 的英文怎麼說

中文拼音 [lìtǐshēnshǔ]
立體參數 英文
steric parameter
  • 立 : 動1 （站） stand; remain in an erect position 2 （使豎立; 使物件的上端向上） erect; stand; set up...
  • 體 : 體構詞成分。
  • 參 : 參構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 立體 : 1 （三維的） three dimensional; stereoscopic2 [數學] （幾何體） solid; body立體彩色電視 three dim...
  1. The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication

    詳細論述了導軌副的設計過程，運用數學上的拉格朗日條件極值求解法，建立最優化數學模型，求出環矩形負壓吸附導軌的結構參數的比例情況，並運用流體力學和氣體潤滑理論確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結論。
  2. On the basis of the basic theory of metal distortion, using round steel alit rolling as entity model and combining with production practice, the selection of slit location, slit mode and the design parameter of slit pass system were analyzed, and the area calculation model of pre - slit rolled piece and slit rolled piece was built

    摘要基於金屬塑性變形基本理論，以圓鋼雙線切分為基本實體模型，結合生產實踐，對切分位置、切分方式的選擇和切分孔型系統的設計參數進行了分析，並建立了預切分軋件和切分軋件的面積計算模型。
  3. Based on the algorithm, the modeling methods of complex situations such as curved surfaces, partial absorption, directional sources, multiple sources and various sound barriers, have been presented. then, the objective modeling ( parameter prediction ) and the subjective modeling ( binaural auralization ) of enclosed sound fields have been studied in detail. in order to verify the above algorithms, the results worked out by our computer program have been compared with those of measurement in real buildings, calculating by statistical method, modeling by other researchers and a kindred software

    聲場視聽一體化是在封閉聲場參數預測（ parameterprediction ） 、可聽化（ auralization ）和可視化（ visualization ）基礎上提出的一個新的概念，其本質含義是：在一定的聲學、數學和信號處理理論基礎上，通過建立三維聲場的計算機模型，實現從客觀聲學指標、主觀聽覺感受和直觀視覺效果三方面對三維封閉聲場進行綜合的預測和評價。
  4. ( 2 ) based on indoor test, two typical soft rock of brecciated mudstone and siltstone in luohu jiancheng district is carried systemically though interior rheological testing ; moreover combining with preceding studying results of rock rheological constitutive model, rheological numerical constitutive model suited to rock mass mechanics characteristics and stratum structure of luohu fracture zone, and numerical parameters of the model are processed with studying of curve fitting

    （ 2 ）立足於室內試驗，對羅湖建成區兩種典型的軟弱巖石?含角礫泥巖和粉砂巖進行系統的室內流變試驗研究，又結合前人對巖石流變本構模型的研究成果，分析並確定了適合羅湖破碎帶巖體力學特性及地層構造特徵的流變計算本構模型，並對該模型的計算參數進行了曲線擬合研究。
  5. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  6. It provides strong basement for the research of design. the method of structure analysis commended by this paper is based on nonlinear finite - element, diathermanous and elasticity mechanics. it found the model of a steel beam pressed by gravity and temperature in the condition of indoor fire

    本文提出的結構分析法是在大量參數分析的基礎上，以非線性有限元、傳熱學及彈性力學為基礎，利用ansys軟體，建立一個鋼框架梁在室內局部火災條件下的傳熱模型與在重力荷載及溫度荷載共同作用下的受力模型。
  7. Considering the special structure of multi - ribbed slab, founding diphase body mechanical model of compound material, strengthening rib beam and rib pillar by equivalent volume ratio of concrete and slice brick, the paper drew elastic compution constant and shear constant. based on the things, the paper simplified isotropy compution model to wall, gave practical design formula of elastic mold and shear mold, provided necessary parameter for practical design formula of elastic rigidity. finally the calculating results agree well with the text results

    結合密肋復合墻板的特殊構造，建立墻板的復合材料二相體力學模型，按照混凝土與砌塊體積比不變原則對肋梁肋柱同時加強，得出墻板的彈性計算常數及剪切常數，在此基礎上，進一步將墻板簡化為各向同性的計算模型，給出墻板彈性模量及剪切模量實用計算公式，為密肋復合墻板的實用彈性剛度計算公式提供必要的參數。
  8. By analysing the relationship among the parameters such as substrate, speed, tension, rotational speed, shape distortion of paper etc, this article put forward a control law to control the drive transmission roller in emery cloth and sand paper production line, the principle is based on hooke ' s law

    摘要本文根據彈性力學中的虎克定律，結合砂布砂紙生產特點，分析計算了生產線中基體、應變、速度、張力、轉速等參數之間的關系，建立了砂布砂紙生產線中傳動輥轉速（頻率）運動方程。
  9. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌跡線，並得到了器件電學性能隨幾何參數的變化情況。
  10. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  11. Based on the real structure of the forewing and hindwing of dragonfly, the plane geometric models of biomimetic wings are created using some cad software. then the three - dimensional finite element models of biomimetic wings are built by choosing the suitable element types and characteristic parameters

    本文基於蜻蜓真實的翅翼樣本，利用相應cad軟體分別建立了前、后翅翼的幾何結構模型，並通過選擇適當的單元類型及設定特性參數，完成三維仿蜻蜓前、后翅翼的有限元建模。
  12. In order to realize the automation of wood classification and recognition, wood texture parameter system was constructed by glcm, and the research of classification was carried on

    摘要為了實現木材分類識別的自動化，應用灰度共生矩陣建立了木材紋理的參數體系，並進行了分類研究。
  13. Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser

    總結了自己在光纖耦合輸出激光二極體模塊方面所做的一些工作，建立了半導體激光器列陣遠場光束分佈模型，並結合具體參數分析了不同結構的激光器列陣的光束遠場分佈特性，可以知道我們設計和優化激光器列陣的結構。設計並製作了光纖耦合模塊的溫度控制系統，並製作成溫控光纖輸出激光器半導體系統投入使用。
  14. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換，建立了系統較精確的數學模型，編制了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究，實驗和模擬結果進行比較，說明實驗和理論較為一致，並從系統效率、轉矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變頻調速系統加以比較。在此基礎上，對兩相逆變器供電-異步電動機系統使用諧波抑制pwm控制進行了研究，由於減少了低次諧波，改善了系統性能。
  15. The parameterized flexible - body dynamics model was established by adopting the discrete beam model to simulate the flexibility of robot and by bushing model to simulate the flexibility of robots joint

    來用離散梁模型來模擬機器人的柔性，軸套模型來模擬機器人關節的柔性，建立了參數化的柔體動力學模型。
  16. It includes the soft and hard ware conditions, the design of system interfaces, the establishment of the parametric parts library of transmission and based on this, realization of automatic assembly

    該變速器cad系統包括系統的硬體和軟體環境、人機交互界面的設計以及系統介面設計；變速器參數化零件庫的建立；在參數化零件庫的基礎上，實現自動裝配技術；根據變速器的性能參數計算尺寸參數，並對其進行優化。
  17. In this thesis, a parameterized maglev train and maglev rail models have been set up in simpack. these models are based on real information of the qiingcheng test maglev rail and tr08 in shanghai. the simpack is a kinematics and dynamics simulation software with multi - body system

    論文在德國航空航天局開發的simpack多體系統模擬平臺上，以青城山試驗示範線和上海tr08實際工程情況為研究背景，根據實際結構情況建立了參數化的磁浮列車及其磁浮線路的模擬模型。
  18. The contact finite element optimization model based on augmented lagrange method was established by ansys parametric design language ( apdl )

    闡述了基於擴張的拉格朗日演算法有限元分析的接觸優化模型建立，利用ansys軟體參數化設計語言完成了優化計算。
  19. Bp neural networks is adopted to constitute mapping of rock parameter and rock displacement and calculate rock displacement in back analysis of rock parameter

    本文採用bp神經網路建立巖體參數與巖體位移的映射關系，在巖體參數的反分析過程中用於計算巖體的位移。
  20. Numerical model about the magnetic force between magnetic field generated by electric field and the magnet is established. in chapter 4, based on the basic numerical model, a multi - energy such as electricity magnet - mechanics numerical model of cantilever beam style magnetic microactuator is established. using matching method, the impact on the outer radius of coil and magnetic force resulted from the distance between the magnet and the coil is analyzed

    第四章、在基本數學模型的基礎上，建立了懸臂梁式磁微致動器的電?磁?機械的多能量域數學模型；利用參數匹配分析的方法，研究線圈和梁之間的間距對線圈外徑和磁力的影響；利用分析結果進行結構設計，並用有限元分析對不同參數條件的致動器進行了數值模擬，研究了不同磁體參數對致動力的影響。
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