擬球體 的英文怎麼說

中文拼音 [qiú]
擬球體 英文
globoid
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : 體構詞成分。
  • 球體 : spherome; sphere; orb; spheroid; spherite
  1. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用;並給出了運用邊界元法分析軟求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法,並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟編制了噪聲數據模程序,並模了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據,實現聲音的可聽化,隨后通過虛現實工具實現了該情形下橢殼振動噪聲的虛
  2. In 3d geodynamics numerical simulation research, it is often required to mesh the whole earth or part of the spherical shell, and the size of mesh is much more important to our research

    摘要在研究大尺度的三維地動力學問題的數值模過程中,往往需要對整個或部分殼生成計算網格,而且網格單元的尺寸對所研究的問題尤為重要。
  3. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方法,用垂向上砂密度的界限來推測砂側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在平面上變化的參數,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函數法,通過狀函數模,確定儲層優勢滲透率方向:根據流動單元法,以儲能系數、容積系數以及凈毛厚度比三個參數為依據,通過聚類分析方法進行流動單元劃分,並且按照參數特徵將其分為五類,統計各砂層有利流動單元區塊。
  4. Consisting of the protracting graph of hydrogen - like atom ' s angle distributing, computer simulation of the symmetry of molecular orbital and chemical reaction mechanism, showing the molecular point group and symmetry element, computer simulation of molecular vibration, bravias ' s crystal lattice and their transforming, extracting of plane periodic lattice, extracting of solid periodic lattice, close packing of isometrical pellet and the structure of simple mental substance, close packing of unequal pellet and crystal structure of representative ionic crystal, computer simulation of phase analysis by x - ray diffraction

    內容包括類氫原子角度分布圖的繪制,分子軌道對稱性和反應機理的微機模,分子點群和對稱元素顯示,分子振動運動的微機模,布拉維晶格和晶格轉化,平面點陣抽取,立點陣抽取,等徑網的密堆積和金屬單質結構,不等徑圓密堆積和典型離子晶結構, x射線多晶衍射的微機模十個子模塊。
  5. It ‘ s the first time that global climate modellers have worked so closely with teams running detailed regional models of snowfall, rain and stream flows to predict exactly what warming will do to the area

    這是全氣候模研究人員第一次如此密切地與具研究地區性降雪、降雨及河流狀況模型的科研小組合作,從而準確預測氣候變暖對該地區的影響。
  6. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的模型和圓軌道模型,研究了在地模型和橢圓軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模
  7. These environments may be good analogues for early life on earth and are the subject of research by astrobiologists as models for primitive life on other habitable planets

    這些溫泉和地早期生命環境足可比,天生物學家更以此研究其他行星孕育原始生命的可能性。
  8. Which include cutting - edge curves, rake & flank face, edge angle, tool paths of enveloping rake & flank face, post processing technique of coordinate transfer, design - analyse and simulation sofeware. the research would offer sufficient academic basics and direction about manufacturing of ball - end cutters on the existing nc grinder

    其中包括了頭立銑刀的刃口曲線模型,前、后刀面模型,刀具角度分析,砂輪磨削前、后刀面的刀位軌跡模型,刀位軌跡與機床坐標轉換的後置處理,頭立銑刀的設計與模的開發。
  9. This method offers more precise geometry for spaceborne sar system design and simulation. 3. in the analyzing on the radar doppler properties, under the ellipsoid earth model and ellipse orbit model, considering the earth rotation, the radar doppler properties with different orbit eccentricity are compared, and the fact that orbit eccentricity affects doppler frequency rate is found

    在雷達多普勒特性分析中,論文採用橢模型和橢圓軌道模型,結合地的自轉,通過不同偏心率下雷達多普勒特性的比較,研究了軌道偏心率對合成孔徑雷達系統設計與模研究雷達多普勒調頻斜率的影響。
  10. Patients have complex hand - eye coordination and can move their fingers, hands, arms, feet and legs. they can also use their virtual limb to play ball games

    患者會有復雜的手眼運動協調能力,也可以活動手指、手掌、手臂、腳和腿。他們也可以用自己的虛進行類運動。
  11. The third chapter proposed three ways in making three - dimensional animation based on collecting all databases, which are the key of developing cai software. the author built the animations of belt drive and chain drive independently using 3ds max and solidworks. at the same time, a general machine and moving of balls were animated by some program languages

    用3dsmax與solidworks結合製作了機械設計課程中的帶傳動、鏈傳動的三維動畫;用編程語言開發了機械原理課程中的鉸鏈四桿機構的動畫模;闡述了編程語言與應用軟結合開發動畫的原理,且用vb與autocad結合開發沿正弦曲線運動的動畫的例子來說明二者結合的一般方法。
  12. Assistive devices, such as braille display, screen enlargement and voice synthesising software, touch screen and trackball, have been installed to cater for the distinctive needs of special groups such as the elderly and people with disabilities

    政府也在電腦安裝了點字顯示器、屏幕放大軟、語音模、輕觸式顯示屏及追蹤等輔助工具,照顧長者及殘障人士等的需要。
  13. Our model introduces the general equations of chemical evolution used in galaxies to studies of gcs. in this model the important gas outflow caused by the supernova explosion and other processes during the formation of globular clusters is included. based on such a self - enrichment model, monte carlo method is used to simulate the formation and chemical evolution of globular cluster systems, from which a new explanation of the bimodal metallicity distribution can be given

    本文把星系演化中通用的化學演化方程引入到狀星團這一系統中來,特別考慮到狀星團中恆星形成過程中超新星爆發等因素引發的氣外流,把這一重要的物理過程包含到化學演化方程中,並用蒙特卡羅方法來模狀星團系統的自增豐演化。
  14. Curve traced on an imaginary sphere with the source at its center and joining all the points corresponding to those directions in which the luminous intensity is the same, or a plane projection of this curve

    在一個以光源為圓心的虛面上,將光源射向上光強相同的各方向的點用線連接起來,就成為等光強曲線。
  15. Abstract : taking advantage of charge simulation method and potential coefficientmethod for ellipsoids, point effects of electric field near the surfaceof a satellite are calculated nummerically. antenna point effects on a high voltage spherical satellite arecalculated as an example

    文摘:本文使用模電荷法和扁橢的電勢系數法較好地解決了尖端效應的數值計算問題,並用這一方法,計算了衛星表面尖端的效應
  16. Discrete approach with 15 ' 15 ' grid is adopted in order to numerically simulate and calculate the gravitational potential field generated by the homogeneous rotation - symmetric ellipsoid, and it is verified that the method, the fictitious compress - recovery and the fictitious downward continuation of the gravitational field, is reliable and valuable at the relative accuracy level higher than 10 ^ ( - 4 )

    摘要採用15 ' 15 '網格離散化手段對均質旋轉對稱橢產生的引力位場進行了數值模計算,在相對精度優於10 ^ ( - 4 )的水平上,驗證了引力位虛壓縮恢復法以及重力場虛向下延拓法的可靠性和有效性。
  17. The numerical simulation for waves generated by a moving body in a viscous two - layer fluid

    兩層粘性流中運動尾流的數值模
  18. 2. to simulate accurate raw data of spaceborne sar, models of satellite with elliptical orbit and targets with rotation of the earth are adopted in the process of calculating between the satellite platform and target

    為了模得到精確的星載sar原始數據,本文在計算各時刻星載sar平臺與目標的距離時,採用了精確的數學模型:其中星載sar平臺運動軌跡採用橢圓軌道模型,地採用橢模型。
  19. Secondly, a new method on man - machine control is proposed. the axis - aligned bounding boxes arithmetic ( aabb ) and sphere area query arithmetic is applied to realize the collision effect of the virtual people in the launch vehicle testing hall

    其次,本文對人機交互控制提出了一種新的實現方法,漫遊時碰撞檢測則採用了軸向包圍盒法( axis - alignedboundingboxes : aabb演算法)和區域查詢演算法來實現虛人物與火箭測試大廳內物的碰撞效果。
  20. The thoughtway of developing the prototype software system of the human - machine interface in mechanical system and some essential techniques are discussed. second, the characteristic of the human - machine interface design in mechanical system is indicated by using the object - orientation method. object - orientation is a new technology based on objects and classes

    第四,綜合應用面向對象的理論和技術,在以往研究成果的基礎上,分析設計了一個嵌入于機械繫統人機界面虛設計系統中的橢的三維人模型,人更加逼真,使設計更加合理。
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