質心的 的英文怎麼說
中文拼音 [zhíxīnde]
質心的
英文
barycentric-
Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力矩,在辨識演算法的推導過程中,重點考慮了重力干擾力矩的建模和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法,並對演算法進行了數學模擬和全物理模擬驗證。Nursing for 50 patients after recto - anal fistula operation
淺談心理護理與惡性腫瘤病人生存質量的關系Since rhic has run at a center - of - mass energy snn = 130 gev, and star collaboration analysed antiproton to proton ratio in mid - rapidity region using the first batch of data
去年, rhic上的star實驗組利用質心系能量130agev的an an對撞產生的首批數據,對中心快度區的反質子質子比進行了研究。A new standardization method is proposed to solve the problem of the distorted image recognition, which is that the image ' s centroid was gotten based on the pixels total value of the whole image, and then the largest apothem and the rotated angle were obtained by the distance of the centroid and the image brim, last the object and the reference image adjusted the entirely same images in the scale and the rotated angle according to the uniform standardization
由此,提出了基於圖像質心和最長邊的歸一化圖像處理新演算法:根據圖像像素總值求取圖像質心,根據質心和圖像邊緣輪廓點之間的長度求出圖像的最長邊和旋轉角度,然後根據統一標準將目標圖像和參考圖像調整至同一長度和旋轉方向的完全相同的圖像。Then the dependences of the cross section on the center - of - mass energy of xcj and baryon are given in the work
離解的截面,給出了截面對x 。和重子的質心系能量的依賴關系。Shkp vice chairman managing director raymond kwok said : " sun hung kai properties has made hong kong its home for decades, and we always strive to provide the finest products and professional service. i am delighted about these awards, as they show that the community recognizes our long - standing commitment and efforts to benefit society
新地副主席兼董事總經理郭炳聯表示新地植根香港數十載,一直堅持提供高質素產品及專業服務,今次獲獎無疑肯定了集團多年來用心建設香港積極回饋社會的信念,也是?民對新地及其員工所付出的努力和愛心的認同,令我們深感鼓舞。Its own elliptic motion around it will be almost imperceptible.
它繞著質心的橢園運動就幾乎看不出來。To avoid ambiguity, newton's first and second laws for systems should be restated in terms of the center of mass.
為了避免意義含糊,牛頓第一定律和第二定律用於系統時,應根據質心的觀點加以重述。Finally, the rule of geocenter motion is studied. and its effects on the height datum are also discussed in the dissertation
論文最後研究了地球質心的運動變化規律及其對高程基準的影響的有關問題。The origin is located on the axis at the point closest to the center of mass.
原點坐落在轉軸上最靠近物體質心的一點。Thus the path of the vehicle mass center must be a circle around the axis, i. e. it must be a minor circle of the earth, lying on a parallel of latitude.
所以飛行器質心的軌跡必須是圍繞軸線的一個圓,即它必須是一個平行於緯度線的地球的小圓。In addition, the concept of scene centriod is introduced to represent video scene by averaging of all key frames inside a group of shots in the given video scene, which makes an audacious attempt for high - level video unit extraction and representation ; 4 ) according to the given sample video, shot and scene - based video retrieval methods are discussed respectively, and the evaluation pricinples are also discussed
進而,討論了由場景中一組鏡頭的關鍵幀的質心表示場景關鍵幀,即場景質心的方法,從而為抽取高層的視頻數據單元做出了大膽的嘗試; d )從給定樣本視頻出發,分別討論了基於鏡頭和場景的視頻檢索方法,並分析了檢索性能評價的準則。The velocity of the center of mass is constant in the absence of external forces.
在無外力時,質心的速度是常量。To remove the ambiguity, these laws should refer to the velocity and the acceleration of the center of mass.
要避免含糊,這些定律所指的應當是質心的速度和加速度。We use the cell model in liquid statistical physics to deal with the space distribution of the molecule center - of - mass
這里關于分子質心的空間分佈採用了液體統計物理中的格胞模型。The response curve of rear left hydraulic mount, rear right hydraulic mount, and the fore rubber mount in each conditions are draught. the curve of hydraulic mount system ' s transmissibility is also calculated in the end and the performance of vibration isolation is analyzed. 5
繪制了在時域和頻域上的動力總成的加速度運動響應,質心的角加速度運動響應以及后左,后右液壓懸置,前橡膠懸置的動反力曲線,以及怠速,高速工況下各懸置的加速度功率譜密度曲線。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、外轉子盤軸心軌跡和質心的變化特點,並進行了相應的試驗研究,驗證了計算模擬的相關結論。Now the svrt model is applied to study the reaction of h + cd4 hd + cd3 in four mathematical dimensions. in the svrt model, the target molecule is treated as a simirigid rotor composed of two rigid parts. the two rigid parts can exercise only one dimensional relative motion along the coordinate connecting the center - of - mass of the two parts
半剛性振轉靶( svrt )模型把參加反應的多原子分子處理為兩個基本的剛體,這兩個剛性部分能沿通過它們質心的直線做一維振動,另外它還象一個剛性轉子一樣在3維空間中運動。In order to acquire 3d spatial position and motion parameters of moving target, the limitation of second focus method to get the depth of target is analyzed according to perspective projection model of target centroid. then, the constraint for obtaining 3d position and motion parameters of moving target centroid from monocular image sequence is presented and proved in this paper. with this constraint, a nonlinear extended kalman filter algorithm for estimating 3d spatial position and motion parameters of moving target centroid from monocular image sequence is proposed
進一步,為獲取目標的空間位置和運動參數等三維信息,在目標和成像系統都運動的情況下,根據目標質心的透視投影成像模型,首先分析了二次成像法獲取目標深度信息的缺陷;然後給出了由單目序列圖像獲取目標質心的空間位置和運動參數的條件,並提出利用多幀單目序列圖像和應用非線性擴展卡爾曼濾波演算法來估計目標質心的空間位置和運動參數;最後對提出的估計方法進行了多組模擬驗證,證明該方法可行有效。The design of the laser and its bracket, neutral density filters, lens, and digital camera are complete in the hardware design ; the image collection and centroid calculation are complete in the software design ; and the experiment of straightness calibration is accomplished. the possible errors are analyzed about the whole system, and some methods to decrease the errors are put forward
硬體部分主要完成了激光器及其支架、衰減片組、透鏡組和數字相機的結構設計;軟體部分主要完成了圖像的採集和質心的求取;最後進行了直線性校準實驗,並對實驗過程進行了誤差分析,提出了減小誤差的方法。分享友人