法向分速度 的英文怎麼說

中文拼音 [xiàngfēn]
法向分速度 英文
normal velocity component
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Firstly the patterns of the multifingered hands are detailed, eight patterns are defined. the classical bayes method is used in the classification of pre - grasp of multiple fingers based on three patterns which are grasping, holding and pinching. based on the eight pre - grasp patterns, bp neural network is applied in the classification of the pre - grasp of multifingered hands and gets a good effect. the method solves the shortcoming input sample relying on the propobility density and simplified the un - insititution characters extraction. in this paper, support vector machine ( svm ) and binary - tree with clustering is applied in the classification. this method can solve the slow speed and effect with fewness sample in the classification, achieving a good effect. in this papper, we extract the characters of the regulation object with geometry characters and extact the unregulation object with the image analysis

    解決了輸入樣本依賴物體的概率密的特點,簡化了類特徵提取的不直觀性。本文還採用了支持量機( svm )和聚類二叉樹相結合的方對機器人手預抓取八類模式進行類,解決了預抓取模式類訓練過慢以及在類中樣本數量偏少而影響類效果的問題,得到了較高的正確率。本文對預抓取幾何形狀規則的物體採用直接提取其幾何特徵,對于預抓取幾何形狀不規則的物體採用圖像析的方進行特徵提取。
  2. The measured tangential force, tangential inertial force and normal vibration acceleration are decomposed using a discrete wavelet transform. the relation among these three dynamics state variables is investigated

    利用小波變換技術對測量的切力、切慣性力和振動加進行解,對這些動力學變量之間的相互關系進行了深層次的研究。
  3. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方中,採用了產生式知識表達和正推理機制;在基於神經網路的故障診斷方中,則別採用了bp神經網路的附加動量、自適應學習率、彈性bp演算、擬牛頓、共軛梯和levenberg - marquardt對電氣負載管理中心和固態功率控制器的故障進行診斷,並對由模擬得到的不同診斷結果進行比較。
  4. First, in order to verify the correct of this retrieval month, by using the data of three - dimensional wind field, raininess field and temperature field that are output by mm5 numerical simulation, we climate the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, then, on the base of the upwards retrieval theory and using the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, we retrieve the atmospheric three - dimensional wind field

    首先,為檢驗此種反演方的可靠性,我們使用mm5數值模式輸出的三維風場、雨強場、溫場等數據,別模擬生成兩部雷達同步觀測區的徑場和回波強場,然後根據以上的反演理論利用模擬的雙多普勒天氣雷達觀測到的徑場和回波強場反演出大氣三維風場。
  5. 5 ) the features of the olr and velocity potential ( x ) mjo spreading eastward, northeastward ( wnp ) and southeastward ( wsp ) are researched on the climatic and interannual scale

    5 )用改進了的復經驗正交函數( ceof )方析了從赤道印洋到西太平洋然後正東、東北、東南三條路經上的olr及勢x的季內振蕩傳播特徵。
  6. Experiments show that the new mdv is stabile and distinct, the algorithm with high recognition rate is very quick, and almost real time

    實驗表明,這種新特徵量具有較好的穩定性和區性,演算識別率高、快,幾乎達到實時效果。
  7. Reading graphics files and dispersing curves and surfaces. after lucubrating current algorithms dispersing trimmed surfaces, the mapping method is adopted. to avoid unnecessary or repeated calculations, a new tessellation algorithm for trimmed surface is introduced

    在深入析目前流行的裁剪曲面離散演算的基礎上,採用映射對裁剪曲面進行離散,並針對面網路會議的圖形瀏覽器要求圖形數據、剖快的特點,提出了一種基於編碼的裁剪曲面離散演算; 3
  8. According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics

    摘要根據履帶式車輛的運動特點,運用數力學中矢量析理論和方,推導了接地比壓為線性佈時履帶式車輛在斜坡上轉時,瞬時轉中心偏移量與車輛重心位置、轉半徑、行進、加、車輛方位相互關系的計算公式。
  9. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  10. Focused on " understanding media ", the article analyses in chapter i the key media theory of employing what could be of mcluhan in a thoughtful angle , and advances the viewpoint of " human being - the extending of media ? ". in chapter ii 、 in the following third part , the idea of " media ' s endding " is expounded and demonstrated , which is composed of three parts : extreme of speed , content of the content , and human being ' s last extending - the extending of central nerves 。 in the final part , the general conclusion ? ? electronic media ' s influence on human behavior is given , that is human are under universal narcissism and pacing to the bottom of it impelled by electronic speed. the article has five original points in it : first of all, in virtue of " content theory " , it analyzes the theory of " meida equals to information " by mcluhan from a scale theory stand. secondly, the tremendous power of electronic media is emphasized from an implosion view. in the third point, the article advanced originally that, after extension of central nerve system, human themsevels reverse to an extension of media and turns into a node of it ; at the same time, the article proposes that, all extensions before that of central nerve are " controllable extension ", however, it reverses to " uncontrollable extension " while extending ; then the authur put forward for the first time that, the concernful reason obsessing human is the failure of their in - body central nerve system " s jointing and controlling on out - body central nerve system naturally. 。 the fourth point is, the article demonstrates systematically the idea of " media ' s endding " from three levels solely by thoughtful means, and this is the most revolutionary point of it all

    論文的創新之處有五點:一是從「尺論」的角,藉助「內容論」來解讀麥克盧漢的「媒介即訊息」的思想;二是從「內爆」的角突出電子媒介的巨大力量;三是獨創提出在電子媒介時代,人類延伸了自己的中樞神經系統之後,人類本身被逆轉為媒介的延伸,成為電子媒介的一個節點;同時在本章節中提出中樞神經延伸之前的所有延伸為「可控延伸」 ,而中樞神經被延伸時「可控延伸」逆轉為「不可控延伸」 ,並首次提出,困擾人類種種問題的重要原因是體內的中樞神經系統無無縫地對接和控制被延伸出去的體外中樞神經系統;四是獨自運用思辯的力量從三個層面綜合論證了「媒介的終結」的觀點,此處論證為本文最大創新之處,而此結論也將具有重大的理論與現實意義;五是根據以上幾個部的論述,對人類目前的總體狀態作了一個定性的判斷,即:我們這個時代的迷惘在於我們深陷於自戀的漩渦里難以自拔,在電子媒介以其固有的電力的推動下,我們走自戀的盡頭。
  11. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲線坐標系下的拋物化穩定性方程,文中發展了求解的高效數值方:引進變換,使得在臨界層與壁面之間的擾動量變化最快的區域有更多的網格點;導出包含邊界鄰域在內的完全四階精有限差格式,這對方程精確離散至關重要;採用全局和局部相結合的方及其新的迭代公式,大大加收斂並得到更精確的特徵值。
  12. The compare is made between the one - versus - one, one - versus - rest and directed acyclic graph algorithm of presented support vector machine multi - class classification algorithms. the simulations show the advantage of directed acyclic graph algorithm over the others the identification rate

    析比較了現有支持量機多值類演算中的一對一、一對多和有無環圖演算析表明有無環圖相對于其它兩種演算,不僅快,而且識別率也較高。
  13. Several numerical experiments are carried out to detect the actual steps and limitation for the velocity and depth parameter ' s ray inversion in the fourth chapter, and the we find that : a. the resolution capability of the layer ' s velocity change along both the top and bottom boundary is very poor. thus generally the vertical homogeneous layer model whose top velocity equal to that of its bottom boundary should be considered

    本文的第四章通過一系列模型試驗詳細探討了利用射線反演方反演和深參數的實際步驟,認為走時反演對層內頂部和底部變化的辨能力很弱,僅僅依靠走時數據難以反演出層內頂部和底部的變化,故一般情況下應採用層底部和頂部相同的縱均勻模型。
  14. The main research work of the thesis is summarized as follows : 1. the improved fuzzy logic control method the phenomenon of steady - state errors and flutter exists in the traditional fuzzy controller. an improved fuzzy controller without quantilizing is presented

    地形跟隨飛行控制律設計針對某型飛機應用控制航跡角和控製對不同的反饋信號別設計了pi控制器和模糊控制器,並做了模擬比較與魯棒性驗證。
  15. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    (三)採用模態疊加針對爆破動力作用,進行邊坡的動力響應析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平位移及加絕對值均大於坡腳; ( 3 )強迫振動段,水平值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振較小時,變形破壞的形式表現為坡頂表面滑塌型。
  16. In the videophone, conference call, dynamic monitor and human identification, there are more and more applications of human video object. it is worth studying location and analysis of head in theory and application. our paper studies the estimation and analyses of partial motion in detail and realize location and extraction of head

    針對這些領域的應用要求,本論文以視頻圖象中頭肩區域為對象,研究視頻對象的運動析方、檢測靜止背景中人體(主要是頭肩)的運動方,實現頭部的定位與提取。
  17. The solutions of maximum measurement range and the methods to increase the measurement are given in the condition of stable state and the restricted parameters. how to compensate dynamic performance of servo - system and the analysis of response of system in different inputs are given, too. in this paper the movement equations of the seismic mass of inertial sensor are derived by the known models of the accelerometer

    主要包括:敏感質量偏心距、橫干擾和外加偏壓對傳感器穩定性的影響,給出穩定和參數受限條件下最大量程的求解以及提高量程的方,研究如何補償伺服系統動態性能,以及不同輸入條件下系統響應的析。
  18. If the target has a radial acceleration, conventional 2d - fft based data processing method will lead to a doppler spread in doppler domain. the high resolution of doppler domain due to coherent integration no longer holds, which is very important in target detection of othr

    常規的二維fft處理在處理機動目標時往往由於目標存在徑而會在多普勒域造成多普勒擴展,從而無應用相干積累帶來的多普勒域的高辨力完成對目標的檢測。
  19. The numerical results show that the horizontal variation of response acceleration of gravity retaining wall is quite small since its lateral rigidity is large enough, the response at a given height level can be considered as the same, the maximum accelerations at different heights on the central vertical line can describe the distribution of earthquake load along the wall height in static analysis very well

    數值結果顯示,重力式擋土結構剛很大,地震加反應在水平方差異很小,可看作是同步的,可取中心線上各點最大加來描述靜力中地震作用沿高的變化規律。在沿墻高,加佈不是呈直線變化,比較復雜,總的變化趨勢大體一致。
  20. 5. aiming at the specific mission that intercept the warhead of tactical ballistic missile, the new issue for designing the guidance law is analyzed, and a new guidance method that fit for the mid - course is presented, based on the idea of predicting the intercept point. to design a feasible terminal guidance law, the shortcoming existing in the proportional navigation when intercepting the warhead is firstly

    針對攔截戰術彈道導彈這一特殊任務,析了導引律設計面臨的新問題,提出了以預測攔截命中點為思想的中制導段導引方,研究了末制導段比例導引律彈道形狀和過載佈特點,在此基礎上為了改善比例導引律的缺陷,引入了目摘『要標機動加和導彈軸等信息、 ,又寸比例導引律進行了修正,井對導引律中各參數進行了優化。
分享友人