穩定周期 的英文怎麼說
中文拼音 [wěndìngzhōuqī]
穩定周期
英文
stable period- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 周 : Ⅰ名詞1 (圈子; 周圍) circumference; periphery; circuit 2 (星期) week 3 [電學] (周波的簡稱) c...
- 期 : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Circadian rhythms show persistent, stable periodicities of about 24 hours.
晝夜節律表現出大約24小時的連續而穩定的周期性。High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country
Kdp晶體零件是目前公認的最難加工的光學零件之一,因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度變化敏感和易開裂等不利於光學加工的特點,所以加工周期長、合格率低、質量不穩定成為慣性約束聚變技術的瓶頸, kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚變研究中亟待解決的關鍵問題。We need to keep the fiscal reserves at a satisfactory level to meet the cash flow needs of the government in its day to day operation ; to cope with contingencies arising from any downswing in the economic cycle and from unforeseen external events ; and to underpin the stability of the exchange rate for the purpose of enhancing monetary stability
我們需要把財政儲備維持在適當水平,以應付政府日常運作上的現金流量需求;在經濟周期回落或外圍出現突發事件時應急,以及支持匯率,以維持金融穩定。The instable almost periodic solutions to a class of higher dimensional almost periodic systems
一類高維概周期系統的不穩定概周期解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。The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data
本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發,詳細論述了計算機視頻信息電磁泄漏的原理及特點,指出視頻泄漏信息的頻譜是以行頻為周期的譜線;分析了重加濾波器和梳狀濾波器的性能;分析了視頻泄漏信息截獲的條件;推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級;論述了清晰再現對接收機和數據採集卡的技術要求。Two different kinds of approximate theories for analyzing colored noise are employed in the nonlinear system. then effects of the colored nature of the noise on the statistical properties of the laser system, the stochastic resonance of bistable system, and the steady - state probability current of quasi - periodic system are investigated
本文主要通過兩種不同的色噪聲近似理論,分析了非線性系統噪聲的有色性對激光系統的統計性質、準周期性系統的定態幾率流和雙穩系統中的隨機共振現象的影響。Perseid meteor shower, associated with comet swift - tuttle, is one of the most spectacular meteor showers throughout the year. its maxima occurs around 12th to 13th august every year. unlike leonids, which has a prominent 33 - year period, perseids is relatively stable
每年8月12 13日左右是英仙座流星雨的極大期,然而它不像獅子座流星雨般有明顯的33年周期,而且每年的英仙座的流星雨雨量都相對穩定,于極大期每小時有70顆左右。The walking stability has direct relation to the gait of the robot, and whether the gait is nicer is vital to the stability. by researching of the walking habit of human being, we proceed the gait planning of biped walking robot, decide the single foot supporting and double feet supporting, and bring forward the principle of phase divided and divide a gait cycle into eight sub - phases. that guarantees the continuity, stability of the whole walking
而步行穩定性與機器人的步態有著直接的關系,良好的步態對步行機器人的穩定性來說又是至關重要的,通過對人類步行習慣的研究,對兩足步行機器人進行步態規劃,確定了步行機器人的單腳及雙腳支撐周期,提出了分相的原則,並將一個步態周期分為八個子步相,保證了運動過程的連續、平穩,並利用zmp理論對步行機器人穩定性進行計算,給出靜態穩定步行的條件。A. teel, d. nesic etc. initially studied iss stabilization of nonlinear sample - data systems of this type in 1998. practical stabilization of nonlinear sampled - data systems based on discrete - time approximation with sufficiently small sampling periods has been studied in recent years. the sufficient conditions have been given for the practical st abilization of the above case
第三部分:在采樣周期固定的條件下,研究基於近似離散化模型上設計的關于參數t一致的漸近穩定采樣控制器能夠以漸近穩定方式一致鎮定其連續受控系統的條件。A high weathercock frequency is essential for the stability of the guidance loop.
從制導迴路的穩定性角度來看,短周期振蕩頻率高是基本的。It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded
數值計算結果表明:無論是共振還是非共振相互作用, kerr效應均使原子與光場的耦合減弱,原子布居的崩塌與復甦的周期縮短,光場的非經典相關的穩定性增強;在初始光場較弱和較強兩種情況下,類kerr介質對雙模su ( 1 , 1 )相干態場兩模間的相關性、相關程度以及光子的聚束與反聚束效應產生的作用均有明顯的區別,即kerr效應對系統在共振及非共振作用時的影響是一致的。Combining the project instance with the use of the approximate adjustment to analyze the deformation, this paper discusses the influence of the net structure of the deformation monitoring network on stability inspection of control points
摘要討論了變形監測網的網形結構對網點穩定性檢驗結果的影響,當網中擬穩點組無法獨立構成網形時,其餘動點的位移將對擬穩點在各觀測周期間的坐標值變化產生影響,致使其點位的穩定性分析結果受到影響。In this paper, we studied the deterministic mechanism of isi with the unstable period orbit ( upo ) ; we tested many isi data from different model with the method of approximate entropy ( apen ) to study the method which is used in testing the degree of complicacy of isi and we built up a system including hardware and software for our lab to view and record action potential, firing frequency and isi in real time. results 1. spontaneous firing patterns were observed from neurons of supraoptic nucleus ( son ) in hypothalamus with the method of patch clamp
本研究通過對大鼠視上核神經元自發放電的非穩定周期軌道的計算,討論了isi的確定性問題;利用近似熵的方法對多種神經放電的isi資料進行了復雜度的測量,討論了這種方法在isi的復雜度測量第四軍醫大學碩士論文中的應用;另外,還開發出一套記錄原始放電和isi的程序,解決了採集isi的問題。And the data of isi ( interspike interval ) were taken out
實驗結果一、用非穩定周期軌道檢測isi的確定性1We extract period 1 upo from isi data of son. then we studied it ' s local dynamics and a saddle - nod was found. 4
對視上核神經元自發放電峰峰間期的非穩定周期軌道進行分級,找到了周期二、三。Analysis of the eeg information of rats epileptic model using unstable periodic orbits
大鼠癲癇模型腦電信息的不穩定周期軌道分析In addition to the familiar period doubling bifurcation scenario leading to chaos, a quasiperiodic route to chaos is also observed which occurs through an initial hopf bifurcation. the current chaos control methods are compared, the stabilization of unstable periodic orbits of this chaotic system is achieved by continuous feedback control method, the specially designed external oscillator which used as target motion orbit in continuous feedback control method is obtained directly from ihb method
對現有的混沌控制方法的優缺點進行了比較,利用混沌控制理論中的連續變量反饋控制方法,實現了系統混沌吸引子內部的不穩定周期軌道的穩定化,對齒輪傳動系統進行了有效的混沌控制,並對連續變量反饋方法的結果進行了分析,包括噪聲的影響和方法的改進。Next we study the logistic model with both state - dependent delays and continuous delays and feedback control. with the help of coincidence degree theory, some new results for the existence of the postive periodic solution of the system are obtained. also, by constructing suitable lyapunov functional, some sufficient criteria for the uniqueness and globally asymptotic stability of positive periodic solution are established
第二部分研究同時具有狀態依賴時滯和連續時滯的反饋控制logistic增長模型,利用重合度理論研究其正周期解的存在性問題,得到了該系統周期正解存在的充分性條件;通過構造適當的lyapunov泛函得到保證該系統存在全局穩定周期解的充分性條件。Based on analyses for the reason of the inaccuracy and the controlled status of the radiation - measurement equipment, this paper points out that the calibration of the radiation - measurement equipment has to be performed periodically during verification intervals, which is determined by the status of the equipment and stepwise weighting method
摘要通過對檢定間隔期內輻射計量器具量值超差失準原因及受控狀態統計分析,提出檢定間隔期中應按計量器具穩定性情況和分級加權法確定的動態檢定周期實施計量器具動態檢定校準,以保證計量器具狀態受控,確保醫療質量。分享友人