質點軌跡 的英文怎麼說

中文拼音 [zhídiǎnguǐ]
質點軌跡 英文
particle path
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
  • : 名詞1 (留下的印子; 痕跡) mark; trace 2 (前人遺留的建築或器物等) remains; ruins; vestige 3 (...
  • 軌跡 : 1 [數學] (某點在空間移動的路線) locus; trajectory; trail; travel; path; way; [電子學] trace; li...
  1. The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming

    該系統採用實體造型,能在微機上顯示較高量的機器人的三維圖形,可以按照用戶給出的尺寸修改模型,在交互方式下,實現機器人的參數化造型;系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬,能進行直線插補的動畫顯示,機器人的動作可以示教再現,也可以由程序設定。
  2. At first, analyze township scale change with two provinces and advantages and disadvantages of specific township financial system forms. secondly, analyze the quality and quantity of township financial revenue, study the historic developing locus of township financial system, and its function and the proper scope, holding the quantitative description of in - budget, off - budget and off - system financial funds. thirdly, it has a quantitative analysis of township fiscal expenditure duties rights, explicit educational duties rights and administrative management duties rights, having the elasticity analysis of educational expenditure administrative management expenditure

    研究是按照如下分析邏輯展開:以鄉鎮財政的供給與需求為切入,首先對鄉鎮規模變動進行分省區分析,並從鄉鎮財政體制的具體形式存在的利弊進行了分析;其次對鄉鎮財政收入體制進行了量和數量分析,研究了鄉鎮財政體制形式的歷史發展,分析其作用和適宜范圍,對預算內、預算外和制度外三塊資金的變動規律進行了定量描述;再次,對鄉鎮財政支出事權進行了定量分析,明確了鄉鎮財政支出事權重是教育事權和行政管理事權;對教育支出和行政管理支出彈性分析。
  3. As both the meshing point and ball ' s center are on the given cylinder, a general method for developing the cam ' s profile is studied. it is proved that the profile of positive and negative transmission is unique if the face gear, the difference between face tooth number and ball number and the diameter of ball are the same. the concrete expression of meshing cam on given spatial cycloid profile, and the characteristics of the profiles are discussed

    論文的主要工作包括: 1 、根據嚙合和鋼球中心均在同一圓柱面上的特,研究了給定端齒齒廓條件下求解凸輪齒廓的一般方法;論證了在給定端齒、齒差數和鋼球直徑相同的條件下,正負齒差嚙合齒廓的唯一性;討論了端齒為球面擺線時,凸輪齒廓的具體表達式,並研究了該齒廓的性
  4. During field application, the adjustment while drilling technique of horizontal wells for ultra - thin oil layers has been improved to accurately control geosteering, optimize well course and decrease the ineffective section to the limit

    在實施過程中,完善了適應超薄油層特的水平井隨鉆調整技術,實現了準確把握地導向、優化井眼,最大限度地降低了無效段。
  5. This paper derives the equation of the particle of the elastomer, obtains the elliptical trace of the notch of the ring - type linear motor, simulates the start term of the motor and educes the theoretical start - time 0. 5ms

    推導了彈性體上的橢圓運動方程,而後通過瞬態分析得到了長環型直線馬達上齒的端部上的橢圓運動
  6. In the thesis, tracks programming of the cutting contact points are described in detail for the above two machining methods, including the key techniques of the determination of path interval and step length, the calculation of cutting contact point, and the interference disposal of the part boundaries and the island, which provide the foundation for the improve of the blades " machining efficiency and quality

    本文詳細介紹了上述兩種加工方法中切觸規劃問題的實現,其過程包括走刀行距的確定、走刀步長和切觸的確定、邊界的確定和干涉處理、島嶼干涉問題的解決等關鍵技術,為提高葉片的加工效率和量奠定了基礎。
  7. Thus the areas of the overlapping regions are compensated efficiently and the accuracy of measurement is highly improved. the volume of the bubbles can be estimated on the bubbles " area information, and a genetic algorithm ( ga ) based method is used to match and track bubbles in the image sequences, which solve tracking problem under complex conditions efficiently, such as some bubbles may have kinetic occlusion and crossover, some newly generated bubbles may entered into flow field and run away. a smooth kinetic locus is obtained by fitting the discrete centroids with a cubic spline function and at the same time the visual measurement is realized

    根據氣泡在圖像平面中的面積估計氣泡的體積,並對流場中的所有氣泡採用遺傳演算法進行最佳的匹配跟蹤,有效地解決了氣泡群在流場中出現如遮擋、交又、新它『出現、逃逸等復雜情況下的準確跟蹤,並採用三次樣條插值方法對離散的進行擬合,得到氣泡在流場中平滑的運動,從而實現了摻氣水流特性的可視化測童。
  8. It is independently adjusted on the right and the left patent no36247. the rotary point of pincers base plate is located at the point between the first and second pincers. the curve in between will be changed when the groups of right and left pincers are adjusted, which will keep the uppers more attached to the lasts

    18 .爪盤大小可快速調整結構爪盤採用雙結構,左右分開獨立位移調整專利第新型36247號其旋轉原則不受空間限制,設定於中爪及第二爪之銜接處,故左右爪組于快速調整大小時,和中爪之弧型位置,絕不會改變,可使鞋面于夾緊時更貼楦頭,確保結幫品
  9. Based on the complex nonlinear system theory and contraposing the nonlinear time - dependent characteristic of complex economic system, this dissertation researches the structure, stability, equilibrium trajectory bifurcation and trajectory catastrophe phenomenon of evolution, the characteristics of the equilibrium catastrophe trajectory which is caused by parameters

    以復雜非線性系統的理論為基礎,圍繞復雜經濟系統的非線性時變特,對非線性時變系統的結構、穩定性、演化過程中平衡道分岔現象和參數引起的突變現象進行了理論研究,研究了突變的相關性
  10. Utilizing the repetitive nature of batch processes, the final quality deviations in each batch are implemented to adjust the control profile of the next batch run

    利用間歇過程的重復特性,根據前一批次的終量偏差調整下一批次控制變量的,從而使量指標逐步接近於理想指標。
  11. Assuming the floating - debris ' movement is identical with the flow, it is suggested that the flow characteristics of the water particle should be used to represent the floating - debris ' movement in front of the hydropower station

    假設漂浮物具有良好跟隨性,即漂浮物與水流運動一致,通過分析水流的運動,得出漂浮物的運動情況。
  12. By using transfer matrix method and corresponding boundary conditions, the steady - state responses of the counter - rotating dual - rotor system were analyzed, and the changing characteristics of the disks ' orbits and the centroids ' locations were studied experimentally, proving the relevant conclusions from calculations

    針對這種結構,應用傳遞矩陣法,結合邊界條件,分析了反向旋轉雙轉子結構穩態不平衡響應的變化規律,研究了內、外轉子盤軸心心的變化特,並進行了相應的試驗研究,驗證了計算模擬的相關結論。
  13. Ultrasonic motors are a new kind of solid actuators that come into being since 1980 ’ s, which use inverse piezoelectric effect of pzt to excite stator ’ s elliptical vibration and produce driving power by frictional coupling

    超聲波馬達是上世紀80年代開始發展起來的一種新型驅動器,它是利用壓電陶瓷的逆壓電效應激勵出定子表面的橢圓振動,依靠摩擦耦合來實現驅動。
  14. As the legged system has a similar dynamics to that of three - dimensional inverted pendulum mode, whose supporting point is equivalently located at the zmp, what is more, there is dynamical relationship between the zero moment point ( zmp ) and the center of gravity ( cog ), so this paper proposed the method that controls the cog of the whole humanoid body system in real - time through the 3 - d inverted pendulum based on variable zmp : first, the irregular terrain analyzed and described, the author proposed an usual obstacles - spanning method, based on the position and the shape of obstacles, the author programmed the smooth trajectory of anklebones

    由於機器人的腿系統和三維倒立擺模型有著相似的動力學特徵,模型的支撐就是機器人的零力矩zmp ,另外零力矩zmp和重心cog之間存在著動態關系,本文採用基於可變zmp的三維倒立擺動力學原理來對類人猿機器人進行生成。首先,通過對復雜地況進行分類統一描述,提出了一套通用的越障規劃方法,結合復雜地況下障礙的位置和形狀,規劃了機器人連續的踝關節
  15. Wave off into shallow waters, seabed by the friction effect change steep wave front, trough ice, water points trajectory showed reciprocating flow, but also to the shore into the flow speed usually return rate greater than offshore, the net result of sediment at the bottom to the shore handling, and was the shock waves on the shore with the water current - riviera online accumulation

    外海波浪傳入近岸淺水區,受到海底的摩擦作用,波鋒變陡、波谷變緩,水運動呈現往復流動,而且向岸進流速度通常大於離岸迴流速度,導致底部泥沙凈向岸搬運,並被激岸浪的上沖水流帶至海濱線上堆積。
  16. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    ( 2 )建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相線、軸心、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程,重研究了非線性剛度、轉子轉速、偏心量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。
  17. The problem is then fed to a nonlinear programming routine to solve for all parameters. the flight dynamics model with yawing motion of uh - 60a is given, scale factors of state variables and control variables are applied based on the consideration of algorithm convergence. then, the optimization of trajectories is expressed as optimal control problem with a performance index constrained by helicopter performance limits, faa regulation and so on

    首先,建立帶偏航運動的直升機量模型,然後對狀態變量和控制變量進行無量綱處理,因為狀態變量和控制變量量值相差較大,這使得優化演算法收斂效果變差,所以需要選擇適當的縮放因子,最後把直升機單臺發動機停車后的飛行表示成一個最優控制問題,即在考慮直升機性能限制和far規范后,指定一個優化性能指標,選擇合適的路徑約束,然後再解最優控制問題。
  18. The invariance of upper limb terminal was shown in the result and the affecting factors were discussed. function synergy among the upper limb joints angles was defined by using the fitting parameter matrix

    指出了觸運動中上肢終端的不變性,探討了終端和運動量的影響因素,定義了上肢關節角度間的功能協調元。
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