徑向線 的英文怎麼說

中文拼音 [jìngxiàngxiàn]
徑向線 英文
omnibearing line
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • : 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...
  1. Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented

    摘要基於砂井等應變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎排水固結的影響,應用平均孔隙比與平均有效應力的對數關系,建立砂井非排水固結的分層計算模型,並求得常荷載作用下的排水固結解析解。
  2. Third, based on the non - linearity feature of the system, the lmf algorithm is given by using the non - linearity least square optimal method. the simulating results show that the accuracy of the algorithm approaches the cramer - rao - bound. finally, the radial based function network localization algorithm is present for bistatic sonar

    為了克服lmf演算法在進行迭代時依賴于初始值的缺點,根據人工神經網路在求解非性問題方面的特點,提出了用基函數網路方法來進行雙基地聲吶定位的優化演算法。
  3. This article imtroduces adesign for a new style nonelastic element flexible c ouple r with good combinedcompensntion functions of axial, radial and anguladirection s. it s a mew idea designwith a simple and reasonable construction, lowpri ce and convenient maintenance. also it hasa super axial compensating ability compared with common couplers. the theory is that therotary force can be changed into lev eladvanced force. it has been proved that this couplerhas a good combined techn ique proprety and a higher rate between quality and price. itmust have cheerful prospects of application

    設計了一種具有良好的軸及角綜合補償功能的新型無彈性元件撓性聯軸器.這種聯軸器構思新穎,結構簡單,容易加工製造,便於裝拆維修,具有一般聯軸器所不能實現的軸超大補償能力.設計原理可引伸拓寬到將轉動動力轉變為直推進動力的設計上.實踐證明,該聯軸器具有良好的綜合技術性能和較高的性能價格比,極具應用前景
  4. Agricultural implement tyres in diagonal and radial construction - normal section tyres

    花紋和花紋的農機輪胎.公稱截面輪胎
  5. In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )

    本文以高速旋轉機械為主要研究對象,系統、深入地研究了非性動力學系統的數值計算方法、具有非性剛度的轉子系統在非穩態非性油膜力作用下的碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。
  6. Three kinds of results are obtained by simulation calculating the two models : the composed vector diagrams of the axial velocity ( v ) and the radial velocity ( vr ) at the different times in the symmetry section ; diagrams of curves of the velocity vector ( v ^ ) and ( vr ) at the different times in the different sections ; diagrams of the secondary flow vectors at the different times in the different sections

    我們對兩種不同直的s型血管進行了有限元模擬計算,得到三種結果:在對稱面內不同時刻的軸速度v _和速度v _ r的合成矢量;在不同截面不同時刻的速度分量v _和v _ r的曲圖;在不同截面不同時刻的二次流的矢量圖。
  7. The characters of this antenna lie in three points : using yagi - uda antenna to obtain antenna gain through the radial direction ; making full use of the space of the base station along the z - axis direction to get array gain ; arranging the antenna array properly to achieve pattern diversity in azimuth plane

    其特點集中體現在三個方面:在天通過八木天的形式獲得增益;充分利用基站空間在z組成陣列獲取陣列增益;利用開關八木天圖可重構的特性,通過合理的布局,在方位面內實現角度分集。
  8. To improve this ability, a higher cross - range resolution is needed. an inverse synthetic aperture radar ( isar ) achieves high resolution in the cross - range dimension by taking advantage of the motion between radar and targets to synthesize the effect of a larger antenna aperture

    逆合成孔雷達( inversesyntheticapertureradar ,簡稱isar )信號處理對接收到的運動目標的回波信號進行相干處理,等價成一個大口,很大程度上提高了方位距離分辨力。
  9. Based on the doppler effect and pulse coherence technique, synthetic aperture radar ( sar ) breaks through the azimuth resolution limitation imposed by real aperture antenna. in combination with the pulse compression technique, two - dimensional high resolution imagery to distant targets can be realized

    合成孔雷達( sar )利用以多普勒頻移理論和脈沖相參為基礎的合成孔技術,突破了實孔對方位分辨力的限制,與脈沖壓縮技術相結合,實現了遠距離目標的二維高分辨成像。
  10. In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery

    魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角(接近180 ) ,但同時也引入嚴重的圖像變形,常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上,通過考慮魚眼鏡頭成像的變形、偏心變形和薄棱鏡變形,建立了魚眼鏡頭成像的精確成像模型,然後,利用非性迭代演算法,精確求解攝像機外部參數、內部參數.實驗表明,使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求
  11. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲為依據,建立了基於基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在監測系統。
  12. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非性共振以及混沌等。基於此,中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非性控制策略,即在粒子所受束自生場力方程的右邊加上非性控制函數g :並選取一些非性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。
  13. We also derived the relationship between the radial local density distribution and the observed line integral density distribution by fourier integral transform. on this basis, the density inversion calculation is realized through fft method and is independent of abel inversion

    另外,本文還著重推導了積分密度分佈和體密度分佈之間的傅立葉積分變換關系,並利用快速傅立葉變換實現了完全拋開abel反演公式的密度反演計算。
  14. The microstructure morphology, the concentration, the infrared transmittance, and the x - ray rocking curves measured showed that a long single crystal part and axial steadily distributed zone of the concentration existed in the as - grown crystals. the radial concentration distribution has relatively high uniformity

    通過觀察生長態晶體中的微觀組織形貌,並測量晶體軸上不同位置處的成分、紅外透過率和x射回擺曲,發現晶內有較長的單晶段和軸成分穩定區。
  15. First, mathematical expressions for hoop strain based on linear elasticity theory and deformation plasticity theory, and thus diametral strain is derived

    模型推導過程是:首先根據性彈性理論和變形塑性理論推導出周應變的數學表達式,進而導出應變。
  16. To verify the effectiveness of the proposed hybrid fnn, this thesis addressed the estimation problem for the frozen point of light cyclic oil in a fluidized catalytic cracking unit ( fccu ) in a refinery. based on the sample data collected from the industrial unit, we built a soft sensor model by using an above hybrid fnn

    最後,針對某煉油廠催化裂化裝置主分餾塔輕柴油凝固點的軟測量估計問題,本文基於工業現場所採集的樣本數據,建立了混合結構神經網路模型,並討論該模型的在自學習問題,同時與多層前bp網路、基函數rbf網路模型進行了比較。
  17. This paper combines the critical rainfall in the typical areas of yunnan province, and carries on the analysis to the critical rainfall situation, and carries on a research to the variety regulation of the critical rainfall of the mountain flood disasters in yunnan province by the application of spacial variogram theory, and the kringing of spacial gridding methods, the inverse distance to a power method, the radial basis function method, and then draws up each isoline maps

    採用空間變異理論,應用克里金空間插值分析法、反距離加權插值法、基函數插值法對雲南省山洪災害典型區的臨界雨量的情況進行對比分析,對其變化規律進行研究,並繪制相應等值圖。
  18. Specifies the logical y - coordinate of the ending point of the radial line defining the ending point of the arc

    參數規定定義弧終點的徑向線終點的邏輯縱坐標。
  19. Lead taping of components in the radial configuration for automatic handling

    自動裝卸用配置元件的引絕緣帶
  20. High power helical array antenna fed from single - layered radial waveguide

    高功率單層徑向線螺旋陣列天的設計與模擬
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