periodic distribution 中文意思是什麼

periodic distribution 解釋
周期廣義函數
  • 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。
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  1. 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。
  2. Woven fabrics usually present orthogonal interlaced yarns and distribution of the fibers in the yarns and of the yarns in the composite may be considered regular. this allows us to apply the homogenization theory for periodic media both the stiffness and the strength of woven fabric composite material

    編織復合材料的編織方案通常表現為兩股纖維束呈直角相互編織,纖維在纖維束中的分佈可以認為是規則的,纖維束在復合材料中的分佈也可以認為是規則的。
  3. 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。
  4. In the visual 3 - dimensional phase space, the reconstructed attractor of the reverberation exhibits round structure, which contradicts to the irregular distribution of noise and is comparable to the regular circle of periodic wave

    在可視的三維相空間中,混響重構吸引子的相圖呈環形結構,其結構特點介於純隨機過程的均勻無規則散布與確定性正弦周期信號的規則圓形之間。
  5. And the subroutine is developed to add the periodic condition in the commercial 3d fem software. 3d electromagnetic field analysis is done to analyze the magnetic flux distribution in the tfpm. base on the field analysis, the mathematical model is given

    採用簡化的三維電磁場計算方法對橫向磁通永磁電機內部磁通分佈進行了研究,計算了各部分的磁通密度分佈和漏磁通的走向,得到了電機的空載漏磁系數及空載反電動勢以及主要的漏磁通分量。
  6. With the meteorological and hydrographic data in songhuajiang and nenjiang valley from 1951 to 1995, using correlation analysis and empirical orthogonal analysis, the rule of the flood and relation between flood and precipitation distribution in this region are discussed. the results show that periodic change of water level is obvious in this region. now water level is in the serious stage from 1980 ' s. there are great relation between the water level of flood period and the precipitation. the unusual precipitation of nenjiang valley has greater impact than that of second songhuajiang valley. at the summer in 1998, songhuajiang and nenjiang valley encountered the ghastly flood and the reason for that is the anomalous precipitation great exceeding the historic maximum

    利用松花江,嫩江流域1951 1995年期間的氣象和水文資料,採用相關分析,經驗正交分析等方法,討論了該流域洪澇發生的規律及其與流域內降水分佈的關系.文章指出,江流域的水位變化有明顯的階段性,且具有全流域一致的特性,目前正處在80年代以來洪澇較嚴重的階段;嫩江流域降水異常偏多對松花江洪澇的影響比第二松花江的作用要大; 1998年夏季,松花江,嫩江流域出現超歷史紀錄特大洪水的關鍵原因是嫩江流域6 8月的降水距平百分率遠遠超過了歷史上的的最大值
  7. The results showed that the whole distribution pattern of winter chilling damage in guangdong had quasi - 8 year periodic variation, and the south - north distribution pattern had quasi - 22 year periodic variation. generally speaking, the periodic variation of winter chilling damage in guangdong had quasi - 8 year mainly oscillation

    結果發現,廣東冬季寒害的整體分佈型具有準8年的周期變化;南北分佈型具有準22年的周期變化;綜合而言,廣東冬季寒害具有準8年主要振蕩的周期變化。
  8. Northeast china floods season precipitation take place a mutation in 1967. the distribution of northeast china floods season precipitation anomalies shows different phase in different years. ( 3 ) northeast china precipitation anomalies shows complex periodic variation in different seasons and in different years, but all the season exist periodic variation of quasi - three years and over 10 years to different extent

    汛期降水異常的空間分佈在不同年代有不同的位相分佈特徵( 3 )東北地區降水不同季節不同年代表現出了較為復雜的周期特徵,其中各季都表現出了明顯的準3年振蕩的周期特徵,同時還不同程度存在10年以上的周期。
  9. In the model, johnson - cook strength is combined with gurson - tvergaard - needleman yield criteria, and random distribution of microvoids is used. results show that quasi - periodic axial fracture will appear, which obstructs the mirror current of the armature

    在給定微孔洞的初始擾動時,計算結果解釋了鋁電樞表面將要形成的不穩定性,它導致了電樞外表面出現周期性的軸向裂紋,阻礙了鏡像電流,使fcg損耗增加。
  10. Based on these results, the ergotic of 1 - order distribution function of stochastic primary phase periodic process are derived ( corollary 2 )

    利用這些結果,討論了隨機初相位周期過程一階分佈函數的遍歷性(推論2 ) 。
  11. Temperature recorders and thermometers for the transport, storage and distribution of chilled, frozen, deep - frozen quick - frozen food and ice cream - periodic verification

    冷藏冷凍深凍速凍食品和冰棋淋的運輸儲存和銷售用溫度記錄儀和溫度計.定期檢驗
  12. The calculating results show : ( 1 ) most of samples are located in 5 kpc - 10 kpc from galactic center. all of the sample clusters present a spherical symmetrical distribution around the galactic center, and their space velocities are presented a ellipsoidal distribution ; ( 2 ) according to the metallicity and basic characters, the sample clusters are separated into hb subgroup and mp subgroup. the number of samples are changed with metallicity [ fe / h ], and there is a peak at [ fe / h ] = - 1. 6 ; ( 3 ) the orbits of sample clusters show mostly limited, periodic characteristics, but the orbits are not closed completely, their maximal galactocentric distance is less than 40 kpc

    計算結果表明: ( 1 )大部分樣本星團都位於銀心距5kpc 10kpc的范圍內,相對于銀心呈球對稱分佈,它們的速度也呈橢球分佈; ( 2 ) 29個樣本星團按其金屬度大小和基本性質分類,可分屬hb和mp兩個球狀星團次系,且樣本星團數隨金屬度[ fe h ]而變化,在[ fe h ] = - 1 . 6處出現一個峰值; ( 3 )所有樣本星團的軌道運動都呈周期性,大都在一個有界而不封閉的周期軌道上運動,其最大銀心距都在40kpc以內。
  13. If the initial photon state is a fock state, the probability density of the electron exhibits bifurcation and confluence and the corresponding photon distribution is a time - periodic function which result from the energy exchange between the electron and field

    Ck態時,隨著時間的演化,電子的兒率密度呈現分叉現象,相應的光子數分佈是時間周期函數,這是由於電子與光場之間有能量交換。在這種情況下,系統是封閉的。
  14. Specifically, key management concerns the generation of appropriate keys, the secure distribution of keys to users, the periodic cycling of keys, and the disposition of expired keys

    具體來說,密鑰管理涉及到生成適當的密鑰、將密鑰安全地分發給用戶、密鑰的周期性循環和對過期密鑰的銷毀。
  15. Equipment for the distribution of liquefied hydrocarbons. welded steel cylinders for commercial butane or propane. periodic inspections and tests

    液態烴化合物的分配裝置.工業丁烷或丙烷用鋼瓶.檢驗和定期試驗
  16. 2. a characterization of the minimal polynomials generated a sequence with given minimal period is proved, the distribution of the linear complexity of periodic sequences is shown, and a new solving process of mathematical expectation and variance of linear complexity of periodic sequences is presented. randomness of minimal periodic sequences is discussed

    給出生成給定最小周期序列的極小多項式的一個充分和必要條件;給出一般有限域上周期序列的線性復雜度的分佈,並給出其數學期望和方差的一個新的求法,討論了最小周期序列的隨機性。
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