曲線方向反向 的英文怎麼說

中文拼音 [xiànfāngxiàngfǎnxiàng]
曲線方向反向 英文
reverse direction
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 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...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  • 方向 : direction; orientation
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類法在很大程度上能夠消除由於傳感器、地物目標觀測之間的角度變化引起的射率整體平移的「同物異譜」現象,對于譜形相似而整體射率的值相差較大的兩類地物,通過引入均值和差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量演的有力工具;建立了荒漠化監測主要評價因子的定量演模型,並分析了模型的適用性。
  2. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化和在加載過程中樁側土摩阻力和樁端力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  3. Abstract : a new type cold frame is intruduced. the deformation of unsymmetry section steel after cooling is mainly eliminated by reversely curring it on line, ensuring the achievement of automation of meticulous repair. at the same time the disposing principle of equilibrium weight on the driving axis of cold frame drived by eccentric wheel was improved. the torsional moment of transmission shaft and power of electric motor are reduced by the method

    文摘:介紹了一種新型冷床,通過在對非對稱型鋼進行,基本上消除了非對稱型鋼冷卻后的變形,保證了精整工序自動化的實現.同時,提出了偏心輪驅動的冷床驅動軸上平衡重的配置原則.此法可降低傳動軸上所受的扭矩,減少了電動機的功率
  4. Conventional seismic data processing method uses hyperbolic equation to describe time - distance formula of reflection wave, error of this equation increases with the increase of heterogeneity, anisotropy and spread length

    常規地震資料處理法是利用雙程來描述射波時距規律,此程隨著地層非均質性、各異性和排列長度的增加,其誤差變大。
  5. The pate rubs pinches massages the head, revolves the massage through the pro and con two directions, the waist, the back is equipped with four turn walks the organization, two widths, two narrowly roll the massage wheel, can tightly paste your waist back about, does according to the lumbodorsal region curve walks the massage, depend the mat. the beginnings and ends are equipped with the remote infrared ray pad wave system, can cause the heat wave infrared thorough human body cell in - depth to nurse, the cushion thigh department is equipped with two thumps to strike to be possible to choose the rap, to inspire trembles, whips three massages techniques, the calf pad supposes one may modulate velocity the hoop organization

    頸部揉捏按摩頭,通過正二個的旋轉按摩,腰、背部設有四輪行走機構,兩寬、兩窄滾動的按摩輪,能緊貼您的腰背部,根據腰背作上下行走按摩,靠墊兩端設有遠紅外墊波系統,能使熱波紅外深入人體細胞深層護理,坐墊大腿部設有兩捶擊頭可選擇敲擊、振顫、拍打三種按摩手法,小腿墊設一可調速滾輪機構。
  6. At changes of direction, the horse should adjust the bend of his body to the curvature of the line he follows, remaining supple and following the indications of the rider, without any resistance or change of pace, rhythm or speed

    變換時,應當使馬體的繞適合它行進的,保持柔和並且聽從騎手的指令,沒有任何抗,也不改變步伐,節奏或速度。
  7. In this paper, an approach of the systematic artificial neutral net was introduced into the analysis on the ship - against - bridges probability with a computer programs. based on the basic data of the present 12 typical bridges as the sample, 4 chief influential factors as the input coefficient, such as the bridge span, the water flow rate, the incline angle between water flow direction and the direction normal to bridge axis, and the curve in the course near the bridge area, with the ship - against - bridge probability as the output coefficient, the intelligent judging system of the ship - against - bridges probability reflecting the influence of the above input parameters is obtained after training

    本文首次將人工神經網路系統法引入了船撞橋概率的研究當中,編制了計算程序,成功地以現有12座典型橋梁的基礎數據為樣本,以橋梁跨徑、水流流速、水流與橋軸法的夾角以及橋區航道彎度等4個船撞橋主要影響因素為輸入參數,以船撞橋概率為輸出參數,經訓練得到了能較好地映上述輸入參數影響的船撞橋概率判斷系統。
  8. Two test methods are employed : one is loading the samples before thawing, and the other is loading the samples after completely thawed. the coefficient of thaw settlement as a function of granule, as a function of water, and also as a function of dry density are protracted ; besides, the consolidation coefficient of thawed samples as a function of granule, as a function of water, and as a function of dry density are protracted. we can discover from the test results that the thaw - settlement coefficient and the consolidation coefficient of thawed samples are mainly relevant to the granule, dry density and the water content they have little to do with the geology and geography factor of the frozen soils

    為了研究季節凍土區工業民用建築的基礎淺埋穩定性問題,特開展了有關季節凍土的融化壓縮特性的研究,先後在內蒙古農業大學三個比較典型的建築地點取了將近三百個試樣,在室內進行試驗,採取兩種試驗法即先融化后壓縮試驗法和同時融化壓縮試驗法,通過對這三個不同地點的兩種不同的試驗法的試驗結果進行對比分行,分別繪制了融沉系數與凍土的含水(冰)量、干容重以及顆粒級配的關系;融化壓縮系數與凍土的含水(冰)量、干容重以及顆粒級配的關系,由試驗結果發現凍土的融沉系數和融化壓縮系數都與凍土的含水量呈正相關關系,可近似的用程來表示;兩種實驗法的總沉降量與凍土的含水量呈正相關關系,與凍土的干容重呈相關關系,也可以近似的用程來表示。
  9. Based on the resolving algorithm of continuous - layer method, the time order analyzing curves, acceleration curves and the response spectra of transfer function at the different points of the ground and at the same point on the different ground conditions are gained. it demonstrates that the responses of ground in x, y and z axial directions all change by time, and the obvious wave propagation appears in ground. for different observing points on the same ground condition, at more distant points from the load line, the less swings are found, that is to say, vibration possesses the obvious characteristic of attenuation

    基於分層法的解析演算法,得到了在不同點以及在同一點但不同地質條件下的時程分析、加速度變化和傳遞函數應譜,結果表明,地基土在x 、 y 、 z三個的響應都是隨時間變化的,並且伴隨有明顯的波動現象產生;對于相同地質條件的不同觀察點,距離荷載作用越遠的地振幅越小,即振動具有明顯的衰減性。
  10. Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams

    本文通過對三根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周復荷載作用下的試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計的連梁具有的抗震性能,研究了採取增大連梁配箍量同時加強縱構造筋的案對抗震性能的影響,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋案對連梁抗震性能的改善。通過對試驗現象的觀察和量測結果的分析,利用荷載?位移滯回、延性和耗能性能等指標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍量同時加強縱構造筋的案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交叉斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在深連梁中採用。
  11. The working modes were the ninth bending in - plane vibration modes, which had almost the same frequencies and realized movement of forward and backward using the same power supply

    利用振子第9階同頻的兩個正交的面內彎模態分別實現直電機的正、驅動。
  12. The frequency analysis results show conclusions as follows : 1. the relative valid spectral power is declined with the volume percentage of inclusions in terms of exponent curve and the tendency of negative direction is same to that of forward direction

    當ly12鋁合金細小夾雜物(小於0 . 16mm )的體積百分數從0 0 . 35時,在35 50mhz的頻帶范圍內,超聲波形的有效譜功率按近似指數快速下降,沿相檢測時其變換趨勢相同。
  13. To fulfill the need of the application of rp technique in medical domain, reverse cad modeling from medical cross sections is systematically studied in this dissertation. firstly, some algorithms related to the research of this dissertation are studied. new algorithms for orientation and inclusion test for simple polygon, an error constrained automatic faring algorithm for b - spline curve and a theorem regarding the termination criterion for subdivision of triangular bezier patch are proposed

    本文針對rp技術在醫學領域應用的需要,系統研究了基於醫學斷層輪廓數據的求cad建模理論和法: ( 1 )在基礎演算法研究部分,提出了簡單多邊形及點在多邊形內外判斷的新法、三角b zier面片離散的誤差控制定理和一種帶誤差約束的b樣條的自動光順法; ( 2 )提出了一種基於相鄰層輪廓相似性的醫學斷層輪廓數據面重構法; ( 3 )提出了一種稱為「虛擬測量」的面模型處理法。
  14. After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates

    本文根據我國規范的有關規定,自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型,對不同構件尺寸的樑柱腹板剛性連接節點在單荷載作用下的應進行了研究,從結構的mises應力等值示意圖、梁端加載處的荷載? ?位移、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值示意圖四面進行了比較與分析,從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論:增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫加勁肋均可以改善節點的受力性能:提高節點的承載能力;減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象,從而避免試件過早地發生破壞。
  15. With the modeling method in this paper, it is showed that numerical load - displacement curves agree well with the experimental skeleton curves, and that the errors of crack load are bigger, but the cra

    分析表明:採用本文的建模法,計算所得的荷載?位移與試驗所得的骨架符合較好;開裂荷載有的誤差較大,但開裂部位及過程與低周復荷試驗中某一加載所得的結果較為符合。
  16. Upon those theory studies, under the simulation environment of adams software, the 3 - d virtual prototype model was simulated according to actual gorilla robot “ gorobot ”. and in simulation studies, this paper realized biped steady dynamic forward - walking, upstairs and downstairs biped walking, walking mode shifting and rationality of the method for pattern generation was validated in this paper. by the simulation, the curves of joints drive torque and ground reaction force for landing - foot were gained

    基於上述的理論,在模擬軟體adams的環境下對類人猿機器人「 gorobot 」模擬實現了雙足前穩定動步行,雙足上下臺階,步行式動態轉換過程,從而驗證了本文的步行樣本生成法的正確性和合理性;通過模擬得到的關節力矩、著地腳的地面等模擬結果驗證了機器人步行和步行式轉換的能力。
  17. By studying the characteristics of the eddy displacement sensor, it adopts the control method which include using the fitting line of sensor ' s output characteristic curve in certain block as control characteristic curve, and stipulating door limit district and a certain of backward overshoot, the stabilization of welding torch is gained under the certain track precision

    摘要通過對渦流式位移傳感器的特性研究,採用以傳感器輸出特性在一定區間內的擬合直作為控制特性、設定規定門限區和一定調節量的控制法,得到了在保證一定的跟蹤精度條件下的焊槍穩定。
  18. For the pin diode, its major transient behaviors are forward voltage recovery and reverse current recovery. this dissertation describes these performances by lumped - charge approach, and then developed an improved lumped - charge model for pin diode and a corresponding parameter extraction approach, which can reduce parameter measurement and enhance parameter accuracy

    Pin二極體中主要的瞬態現象是正電壓恢復和電流恢復,本文採用集總電荷的法描述了它的動、靜態特性,提出了改進的集總電荷的pin二極體高頻模型,同時提出了改進的擬合模型參數抽取法,減少了所需的參數測量實驗並提高了參數抽取的精度。
  19. It discusses the influence factors of pile groups effect, such as pile space, pile number, pile diameter, pile length and soil parameter etc. subsequently, using linear interpolation function to approximate the soil ' s anti force to piles, the article combines p - y curves with pole system fem. in this way, a new pile - soil interaction element calculated model is designed, the pile - soil interaction element stiffness matrix is deduced, and establishes finite element equation of p - y model, writes the relevant finite element program with matlab language, calculates and analyses pile groups subjected to lateral loads with engineering examples

    隨后,本文將p - y法與桿系有限元法相結合,採用性插值函數來逼近土對樁的約束力,得到新的樁?土相互作用的單元計算模型,推導了樁?土相互作用的單元剛度矩陣,建立了p - y模型的有限元求解程,用matlab語言編制了相應的p - y有限元法計算程序,進行橫承載樁的計算分析。
  20. Firstly, well logging responses of fractured reservoir have been worked out by using rock core to calibrate well logging data. secondly, with the help of the seismic coherence cube, 3d volume visualization, seismic multi - attribute parameter, the curves of geophysical characteristics restructed, seismic data inversion with well logging restrict, the well curves inversion and so on, much work has been done, such as the full 3d seismic data fine structure interpretation and the studies for predicting the fractured reservoir in buried hills. a technique has been invented to predicting the fractured reservoir of metamorphic rock in buried hills with the integration of the multi - attribute and the multi - parameters

    利用巖芯標定測井資料,研究了裂縫性儲層的測井響應,進而藉助于地震相干體技術、三維可視化、地震多屬性參數、地球物理特徵重構、測井約束地震演和測井特徵演等多項技術開展了全三維地震構造精細解釋和潛山裂縫性儲層橫預測研究,形成了多屬性、多參數綜合預測變質巖裂縫性儲層的法。
分享友人