time integral 中文意思是什麼

time integral 解釋
時間積分
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  • integral : adj 1 完全的;缺一不可的,主要的。2 【數學】整的,積分的。n 全體,整體;【數學】積分。 definite i...
  1. The integral equations governing the three - dimensional viscous flow inside the turbo - machinery in the rotating coordinate system are presented in this paper, the viscous effects are simulated by the distributed body force described by professor denton j. d. the time - marching method and explicit finite volume difference scheme are employed to solve the flow inside the turbo - machinery

    本文給出了相對旋轉坐標系下葉輪機械內部三維粘性流動的守恆型積分型方程組,利用dentonj . d .教授的粘性體積力法來模擬粘性對葉輪機械內部流動的影響,採用時間推進法和有限體積差分格式對葉輪機械內部的流動進行求解。
  2. The paper takes integral calculus equation of time domain to express rails " dynamic response, then obtains the answers to time domain

    將軌道的振動響應用時間域的積分方程式表示,由此得到時域解答。
  3. Then, use the direct integral calculus method of newmark to solve solution, and get each node and element ' s displacement and stress solution vs. time

    然後,用newmark直接積分法進行求解,得到各節點和單元的位移、應力的時程解。
  4. Member sometimes at a set guest house restaurant of cabaret time business cabaret milan guild in the square meal, acquire the right of praise the integral calculus

    會員有時間在廣場酒店時間商務酒店米蘭會館天臺賓館餐廳就餐時,獲得獎勵積分的權利
  5. Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed

    分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應( cqi ) ,並且測得積分干涉角,為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息,實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢,應用含時微擾理論的一級波恩近似,假想在分子束實驗的條件下,建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式,通過計算定性地討論了微分干涉角隨著碰撞參數、速率等的變化趨勢,同時初步探討了實驗的正確觀測途徑,得出了採用分子束進行實驗觀測的實驗方法,為進一步進行分子束實驗提供了理論基礎,對實驗的進行起到了一定的借鑒作用
  6. Now there are many inspecting method of compound foundation bearing capacity, but most of them are base on the static load test or the original place test to obtain the compound foundation bearing capacity. these methods are time - consuming and laboursome, and they ca n ' t give the compound foundation a wide - ranging, integral inspection and evaluation

    目前,關于復合地基承載力的檢測方法有很多,但大多採用靜載試驗或原位測試方法獲取復合地基承載力,費時費力,而且不能進行大面積、整體的檢測和評價。
  7. Time integral of radionuclide concentration in air bq

    空氣中放射性核素的時間積分活度濃度貝可
  8. The resultant value is an integral moisture for the time of testing.

    所得的值是測試時間內累積水分量。
  9. If the field changes slowly, we can replace the time integral by a line integral over the unperturbed orbit.

    如果場緩慢改變,我們能夠用未擾動軌道的線積分來代替時間積分。
  10. Shielding schemes of computer vdu are suggested through transient electromagnetic scattering analysis. method of time - domain integral equations is used here. a new soft - tempest method is found to strengthen protection capability of electromagnetic information leakage

    用時域積分方程法,通過瞬態電磁場分析推薦了計算機顯示器的屏蔽方案,提出soft - tempest技術的新措施以加強信息電磁泄漏防護; 4
  11. Electric motor actuated valves can be provided to meet the broadest range of requirements including operating cycle time, use of integral or remote controls, starters and indicators, and a wide range of power sources

    電動馬達執行機構操作的閥門能夠滿足廣泛的需求,包括操作循環時間,整體或遠程控制,啟動器和指示器,以及容易得到的電源。
  12. This text is on the basis of defining the education justice concept thinks that education justice including the questions not only caused by system factors, such as educational stratification system, system of enrollment in a nearby school, the tuition system and the doctrine orientation that the city in the education system has priority, but also includes the inequitable phenomenon of education that the human factors caused, such as the teachers and students lead to. the author carried on the analysis one by one to these factors at the same time points out no matter which factor leads to inequity in education is only damage the average children ' s normal right of educating, hinder the improvement of the integral level of chinese education and influence the society ' s justice realization finally

    本文在界定教育公正概念的基礎上,認為教育公正既包括了因制度因素引起的問題,比如教育分流制度,就進入學制度,教育收費制度以及教育制度中的「城市優先主義」傾向,也包括人為因素導致的教育不公現象,比如教師和學生雙方因素。同時對這些因素進行了逐個分析,指出無論哪一種因素導致的教育不公正,只會損害就學兒童正常的學習權利,阻礙中國教育水平的整體提高,最終影響社會公正的實現。
  13. Monotone iteration method and upper and lower solutions were used to approach to the solution of the first - order integral boundary value problem on time scales form below and above by monotone convergent sequence

    摘要運用單調迭代方法和上下解方法構造了兩個單調序列,從上下兩個方向分別收斂到一階積分邊值問題。
  14. Cosmic ray test was carried out to choose and optimize working parameters of full - length prototype and its data acquisition system, verify the electronics system about dynamic range, drift time measurement search window, charge measurement integral width, work stability and electronics grounding and noise. in experiment, acquired abundant experience with the solution of actual problem and verified their reliability of physical design. this lays the foundations for the successful construction of the besiii drift chamber and electrical system

    測試過程中我們調整了電子學的動態范圍、漂移時間和電荷測量參數驗證了電子學系統工作的穩定性、抗干擾能力及噪聲水平等並成功解決了實驗過程中遇到了問題。通過長時間的取數進一步檢驗了全長模型和電子學系統工作穩定性,驗證了全長模型及其數據獲取系統物理設計的可靠性,為漂移室和電子學系統的成功研製奠定了基礎。
  15. First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given

    由於缺陷的識別是一類典型的反問題,因而首先從時諧電磁maxwell方程和helmholz方程出發,具體地闡述了求解正散射問題的有關方法,包括各種(夾雜)邊界條件下的數值解法,就解的存在性唯一性給予了肯定的回答;隨后對逆散射問題的理論作了簡短的回顧,包括解的唯一性以及非線性不適定積分方程的處理等;然後對均勻介質和非均勻介質的逆散射問題建立了在各種邊界條件下的邊界識別的指示函數方法,鑒于近場數據獲得的重要性,對近場測試時邊界識別的方法給予了相應的證明,並且實現了數值模擬。
  16. We construct weak classifier by a haar feature ; then weak classifiers are combined to a strong classifier in a linear way. the final classifier is built in a cascade structure, which could reject most non - face samples in the early layer. also we use integral image to quickly calculate the feature and reduce the detection time

    本文以簡單的haar特徵結合閾值構造弱分類器,通過adaboost學習選擇和集成弱分類器,最後按照分層結構把集成的分類器組合在一起;同時,在檢測過程中採用積分圖的方法計算特徵,保證了檢測的速度。
  17. Regarding the hysteretic properties and time - varying of the system, the scan round performance of the controller, adopt incremental pid algorithm in constant - pressure controlling and combine it with the integral - separated dead - zone algorithm as appropriate for the situation of the measuring system and applies fuzzy self - tuning to control pid controller parameters

    由於系統的滯后時變性和控制器的循環掃描工作方式,恆壓控制採用增量式pid控制演算法,結合測量系統實際情況加入積分分離帶死區改進演算法,並對pid參數進行模糊自整定控制,設計了一種參數自整定模糊pid控制器。
  18. Next, integral again from the sun - rise time to down, it is the one whole day diffuse radiation amount

    最後從日出到日沒時間段進行積分,得到散射輻射日總量。
  19. Have different derived intervention levels, which can be in the form of external gamma dose rate, time integral of radionuclide concentration in air, ground deposition of radionuclides and concentration of radionuclides in foodstuffs or drinking water

    有其相應的導出干預水平,分別可以表示為外照射劑量率空氣中放射性核素的積分活度濃度放射性核素在地面的沉積密度及放射性核素在食水和食物中的活度濃度。
  20. Green " s theorem is employed to find the quantity relationship among the constraints of heating rate, dynamic pressure and lift in reentry flight. the paper deduced the approximate solution of the optimal aeroassisted coplanar trajectories under the three typical constraints. the performance index to be minimized are either heat input, the total dynamic pressure, time during the atmospheric flight, the time integral of the square of the path inclination ; or maximize the time of flight during the atmospheric portion of the trajetory. an important conclusion is firstly obtained : under the three constraints above, the optimal aeroassisted coplanar transfers with the first forth kinds payoffs have the same optimal control laws

    採用格林函數法,給出了同一平面氣動力輔助變軌飛行的3種過程約束(氣動加熱率、動壓、升力約束)條件之間關系的近似定量描述形成的飛行包絡線.由此求解了航天器同時受3種約束條件時,各種性能指標下的同一平面氣動力輔助變軌軌跡的近似解及相應的最優控制規律.文中對近似解與控制規律的內部結構作了細致的分析,得到了一些有益的結論
分享友人