periodic series 中文意思是什麼

periodic series 解釋
周期性數列
  • 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。
  • series : n 〈sing pl 〉1 連續;系列。2 套;輯;叢刊;叢書。3 【生物學】區;族。4 【植物;植物學】輪;列;...
  1. 4 the average power of a non sinusoidal periodic current is equal to the sum of powers of all its fourier series components

    非正弦周期電流電路的平均功率等於其傅里葉級數展開式所有分量的功率之和。
  2. According to the nonlinear dynamical features of isi series, the firing pattern can be described as : ( 1 ) periodic firing pattern, which was characterized by repeated appearance of isi at regular interval. ( 2 ) bursting firing pattern, which was characterized by bursting interrupted by silent periods. isis of the action potential during the bursts were confined to a banding area

    在觀察到的101例損傷drg神經元自發放電中,依據其動作電位isi的動力學特徵,可分為周期,其isi基本相等;陣發,在短陣放電之間有不規則的間斷;不規則,其isi互不相等;整數倍,其isi為基礎isi第四軍醫大學碩士論文的整數倍等四種基本型式。
  3. A mesoscopic transmission line composed with periodic series of lc circuits is studied in this paper

    摘要研究由多個單元電感電容迴路周期性連接而成的介觀傳輸線路。
  4. Based on vibration principle, the paper establishes dynamics analysis model of output shaft with elastic support, according to fourer series spread principle of periodic function, the dynamic response formula is derived by separating complex vibration force into sum of many simple harmonic excitation function of whole number times frequency relations. the result shows that response of both sides support is synchronous when load distribution non - uniform coefficient is 1

    依據振動理論建立了具有彈性支撐的輸出軸的動力學分析模型,根據周期函數的傅里葉級數展開原理,將復雜的激振力分解成為多個頻率成整倍數關系的簡諧激勵函數,導出了動態響應表達式,結果表明,當載荷分配不均勻系數為1 . 0時的輸出軸兩端支撐同步。
  5. The large pressure decline in the pumping centre caused the deeped - seated confined fluids to develop periodic tectonic pumping, hydrofracturing and precipitation healing in the sodium - rich rock series

    泵吸中心巨大的壓力降使深部的承壓流體在富鈉質巖系中產生周期性的構造泵吸?水力壓裂?沉澱愈合作用。
  6. Random process theory is a kind of effective mathematical tool to handle random vibration problem. through frequency spectra and time domain analysis for random course, the seemed complex vibration time - history can be transferred to trigonometric function series, thus makes it have certain periodic feature

    隨機過程是處理隨機振動問題的一種有效的數學工具,通過對隨機過程進行時域分析和頻譜分析,可以將看似非常復雜和毫無規律的隨機振動表示為三角函數的級數形式,從而使其具備了一定的周期性特徵。
  7. Duty of integrated computation man - hour is to because working nature is special, be aimed at, the partial worker that needs activity in series or the business that get season and natural condition limitation, use with week, month, season, year wait for the system of a kind of man - hour that is working hours of periodic and integrated computation, but its are average day of working hours and average zhou gong make time answer basic and as identical as legal standard working hours

    綜合計算工時工作制是針對因工作性質非凡,需連續作業或受季節及自然條件限制的企業的部分職工,採用的以周、月、季、年等為周期綜合計算工作時間的一種工時制度,但其平均日工作時間和平均周工作時間應與法定標準工作時間基本相同。
  8. Prof. sun kwok, chair professor and dean of science at the university of hong kong, believes that the rings seen in hubble 12 are related to the shaping of the nebula : " a series of fast, directional, periodic pulse ejections from the star carve out the remnants of previously ejected material and create the hourglass shape

    郭教授相信,這些從哈勃12號星雲觀測所見的層圈,和星雲的形成不無關系。一連串高速周期性有方向性的爆發,將哈勃12號星雲雕刻成這漏斗形狀。
  9. Artificial periodic disturbances are introduced to the outer field of turbulent boundary layer in an closed - circuit open water channel. statistical method is employed for analyzing the velocity - fluctuation - time - series. the effect of the disturbance to turbulent structure in boundary layer is studied

    在開口式循環水槽底部湍流邊界層外區中引入周期性擾動,對湍流場的速度脈動時間序列信號進行了統計分析,研究了湍流邊界層中周期性人工擾動對湍流結構的影響,結果表明高頻擾動的湍流中she - leveque簡稱sl湍流層次相似律成立。
  10. Specifying the internal rate of return for a series of periodic cash flows payments and receipts

    數據類型,它指定一系列定期現金流(支出和收入)的內部收益率。
  11. The one kind of improved fwt ( fast wavelet transform ) algorithm for a finite sequence is proposed after studying theory of multiresolution analysis and analyzing technical characteristics of dsp. the implementation of the periodic extension of the fwt on dsp is described in detail and the corresponding fwt assembly code is described for the dsp tms320c3x series

    在充分研究多分辨分析理論和分析信號處理器技術特點的基礎上,針對dsptms320c3x的特點,提出了一種有限序列的fwt (快速小波變換)的改進演算法,詳細闡述了信號處理器上fwt的周期性擴展的實現問題,用dsptms320c3x匯編語言實現了改進的fwt演算法。
  12. It is found that two main eof modes of turbulent heat fluxes mainly describe the flux variations in two trade wind regions. the mtm spectrum of the first time series of expansion coefficient shows a periodic signal at about two - to - three months and two - to - three years quasi - periodic signal ( at the 95 % level )

    熱帶大西洋的增暖事件中,東風減弱,西風加強,赤道冷舌區海洋的潛熱和感熱損失隨sst的增暖而增大, itcz區海洋的潛熱和感熱損失則伴隨著風速的減小而減小。
  13. We apply this condition and elementary properties of fourier series to prove a uniqueness theorem for periodic solutions of a class of second order nonlinear ordinary differential systems

    我們應用這個條件和傅立葉級數的基本性質證明了二階非線性常微系統周期解的唯一性定理。
  14. By means of the proposed reinforcement learning algorithm and modified genetic algorithm, neural network controller whose weights are optimized could generate time series small perturbation signals to convert chaotic oscillations of chaotic systems into desired regular ones. the computer simulations on controlling henon map and logistic chaotic system have demonstrated the capacity of the presented strategy by suppressing lower periodic orbits such as period - 1 and period - 2. meanwhile, the periodic control methodology is utilized, the higher periods such as period - 4 can also be successfully directed to expected periodic orbits

    該控制方法無需了解系統的動態特性和精確的數學模型,也不需監督學習所要求的訓練數據,通過增強學習訓練方式,採用改進遺傳演算法優化神經網路權系數,使之成為混沌控制器,便可產生控制混沌系統的時間序列小擾動信號,模擬實驗結果表明它不僅能有效鎮定混沌周期1 、 2等低周期軌道,而且在周期控制技術基礎上,也可成功將高周期混沌軌道(如周期4軌道)變成期望周期行為。
  15. 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。
  16. Data mining is a technology to find the unknown, hidden and interesting knowledge from the massive data. time series data mining includes trend analysis, periodic pattern mining, sequential pattern mining and similarity search

    把數據挖掘技術應用於時間序列數據庫能夠發現時間序列數據庫中所蘊涵的模式,進而擴展時間序列數據庫的查詢能力。
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