periodic method 中文意思是什麼

periodic method 解釋
(定期盤存制):一種存貨核算方法,該方法下存貨記錄不列示可供銷售或已銷售的存貨數量。

  • periodic : adj. 1. 周期的,回歸的,定期的,定時的;間歇的,時時的。2. 某一時期的。3. 【修辭學】掉尾句的,圓周句的;美詞麗句的。adj. 【化學】高碘的。
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Thirdly, we consider the n - dimensional duffing type equation with damping term. by virtue of homeomorphism, extension and fixed point method, we discuss the existence of periodic solution under the nonresonance condition

    再次,我們考慮n維的帶有阻尼項的duffing型方程,運用同胚延拓及不動點方法,討論了非共振條件下周期解的存在性問題。
  2. For example, in reference [ 12 ], the author studies the stability of system equilibrium with the method of latent root and the periodic solution of the marchuk ' s model with the method which provided by reference [ 13 ]

    例如,文[ 12 ]以時滯r為參數,利用特徵根法研究了該模型的平衡點的穩定性,利用文[ 13 ]的方法研究了該模型的周期解。
  3. The method can be used in the measurement of periodic and nonperiodic signal. according to the high accuracy and fixed gate - time measurement method, based on the multiple period synchronization method, the high speed, high accuracy and continuous frequency measurement is accomplished

    將其再與一種從多周期同步法發展而來的高精度、定閘門法相結合,從而實現了高速、高精度、連續頻率測量,這非常適合非頻率量的頻率傳感信號的測量。
  4. Analytical method of the subdomain basis functions for the transmitted characteristics of two - dimension periodic structure

    二維周期結構傳輸特性的子域基函數分析法
  5. Nonclassical heat conduction analysis in periodic structures with multiple spatial and temporal scales analysis method

    周期性材料非經典熱傳導時空間多尺度分析方法
  6. Based on the fore - mentioned theory, several typical kinds of periodic structures are analyzed using the auxiliary fields fdtd method

    在前面的理論基礎之上,將輔助場fdtd方法應用於各種周期性結構的分析中。
  7. A precise integration method for response problems of nonlinear periodic systems

    一類非線性周期系統響應的精細積分法
  8. Moreover, the quenching concentration of eu is raised. on the basement of successful synthesis of two - components oxide, edta complexing sol - gel method was expanded and applied to effectively synthesis nanosized muti - components oxide, such as la1 - xsrx fe o3, lafe1 - xcuxo3, la1 - xsrx coo3, laco1 - xcuxo3 because edta can bind with most metallic elements of the periodic table, this technique become a versatile tool in the production and study of new nano materials of multi - component complex oxides. a economic and new process has been studied to synthesis la2o3 nanocrystalline, using nh4hco3 as precipitant

    河北大學理學博士學位論文對于單一組份的稀土氧化物,探索出一條更經濟、更方便的合成方法,即:用碳酸氫錢做稀土沉澱劑,成功地制備了納米l匆03 ,並對中間產物碳酸斕及其燒成的氧化斕分別進行了ir 、 tg一dta 、 sem 、 xrd分析研究,確定了碳酸憫的組成,氧化斕的物相、結構,並發現分散劑的種類對微觀形貌有一定的影響。
  9. Because the monitoring of electricity equipment is still in the condition of traditional prophylactic test ( monitoring off line ), wordage list and management method of handwork operation, to strengthen the real - time monitoring of the operation state of electricity equipment ( monitoring on line ), find out the anomaly of equipment, monitor and analysis the fault, then take a corresponding measures to lower the fault loss so that we can make the transition between the regulations of periodic repairing equipment and the regulations of reasonable state repair, is the work which the department of power supply and operation make much of

    針對對現有電氣設備的監測大都還處于傳統的預防性試驗(離線監測) 、文字報表、手工操作的管理方式的現狀,加強對電力設備的運行狀態進行實時的監測(在線監測) ,及時發現設備的異常徵兆、對故障進行診斷分析,並採取相應措施,把故障損失降低到最低水平,進而將目前實行的設備定期檢修制過渡到更為合理的狀態檢修制,一直是供電和運行部門十分重視的工作。
  10. 2. the paper studies calendar effects of the sample, such as periodicity and long memory 。 so we use the flexible fourier form regression proves and filters the periodic components 。 and use ghp method to estimate the fractional integration d

    用對數周期圖法( gph )檢驗和估計序列長記憶行為。最後對去周期的收益序列建立了garch和egarch模型,較理想的擬合了價格的波動。
  11. In the first part of the paper, the explicit form of difference equation and periodic boundary condition is derived in cartesian coordinate system. secondly, the dispersive characteristic is analyzed in cylinder coordinate system for many high power microwave devices use cylinder sws. and then the method is extended to calculate the band structure of 2 - d photonic crystal, a modified yee ’ s grid is introduced to calculate the dispersive characteristic in the case of triangular lattice, so that both square lattice and triangular lattice cases can be solved in cartesian coordinate system

    周期電磁結構的一個重要應用就是用作高功率微波器件中的慢波系統,考慮到目前大部分高功率微波器件的慢波系統多採用圓柱周期結構,在論文第四章中,在圓柱坐標系下,給出了差分方程和周期性邊界條件的具體形式,同時編寫程序,分析了milosws ,盤荷慢波結構的色散特性。
  12. Based on this situation, in this paper, a more actual dynamic - chemical coupling model than two - state model, a periodic four - state kinetic hopping model, is established, and analyzed by the master equation method

    基於這種情況,本文建立了一維周期性四態隨機躍遷模型,並利用主方程方法進行了研究。
  13. This analysis framework is proposed based on adequate comparison of existing multi - model information fusion methods and the discovery of periodic characteristic of racquet sports video. it is a general sports video content analysis method based on audio / visual middle level features, domain rules, context, and highlights ranking. its advantages include simplicity, intuitiveness, generality, context - sensitive and affectivity

    該分析框架是在充分分析現有的多模態信息融合方法並結合球拍運動周期性特點后提出的,是一個基於音視頻中層特徵、領域規則、採用時序分析方法形成精綵排序的通用體育視頻內容分析方法,兼具了復雜度低、直觀性強、通用性好、上下文相關和有感知性這五項優點。
  14. Then the periodic properties of geocenter motion in the x, y, z components are summarized. considering the statistical precision of the gps observations, the geometrical distribution of gps stations and their physical stablility, a new method to determine the parameters of geocenter motion is studied and analyzed. in order to have a better understanding of its effect on the height datum origin, the rule of geocenter motion in the horizontal and vertical components are also analyzed and some useful conclusions are drawn

    提出了將譜分析與抗差估計相結合的抗差譜分析方法,並用該方法分析了地心運動時間序列的主要周期特性;為合理地確定地心運動參數,詳細研究與分析了一種新的定權方法對求解地心運動參數的作用,該方法充分利用了gps觀測量的統計精度、點位的幾何分佈以及物理穩定性;為了明確地心運動導致的高程基準的變化,分析了地心運動對地面點的水平分量和垂直分量的影響規律。
  15. Second part, using approximation method and implicit function theorem, we obtain the existence of large amplitude 2 - periodic bouncing for damped linear impact osillator with mutiple impacts in one period

    在第二部分里,我們運用逼近框架與隱函數定理,對于帶小阻尼的線性碰撞振子,證明了在一周期內發生多次碰撞的大振幅2 -周期解的存在性。
  16. It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained

    文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹,然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法,把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子,利用瞬子方法給出基態能級劈裂,最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子,從而給出由於熱助量子隧穿引起的激發態的隧穿率。
  17. In section 2. 2, by a priori estimates and fourier spectral method, we prove the existence and uniqueness of the global smooth solution for the periodic initial value problem and obtain the large time error estimate between spectral approximate solution and the exact solution. in sections 2. 3 and 2. 4, by a priori estimates and galerkin method, we prove the existence of the global smooth solution and global attrac - tors for the initial - boundary value problem. chapter 3, consider the initial - boundary value problem of the multidimen - sional non - homogeneous gbbm equations

    第二章,考慮一類一維非齊次bbm方程,在第二節中利用fourier譜方法和先驗估計證明了具有周期初值問題的整體光滑解的存在性和唯一性,給出了fourier譜近似解和精確解的長時間誤差估計;在第三、四節中討論了初邊值問題,利用與時間t無關的一致先驗估計,證明了整體光滑解和整體吸引子的存在性。
  18. The main contents are as follows : ( 1 ) by employing the direct method, the soliton periodic amplification system in optical fiber link with loss is considered, and the adiabatic solution ( slowly varying portion ) and first - order correction ( rapidly varying portion ) for a single soliton case are presented

    本文的主要內容如下: ( 1 )利用直接擾動方法對周期放大系統進行了理論分析,給出孤子周期放大系統的絕熱近似解和一級修正解的積分表達式,結果分析表明孤子在放大過程中一部分能量以色散波的形式流失,而這一色散波主要由孤子周期放大系統的一級修正解來刻畫。
  19. Using field transformation ideas and split - field method to solve the difficulty of setting periodic boundary condition when excitation is abnormally incident, and founding time domain function for analysis of fss

    採用場變換思想和場分裂方法,建立相應的時域迭代公式,解決了平面波斜入射情況下周期邊界條件設置中的困難。
  20. Time series model can simulate and predict the increase of quercus variabilis population by the difference, periodic method

    摘要時間序列分析可以通過差分、周期的方法,對植物種群的增長進行模擬與預測。
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