方向分量 的英文怎麼說
中文拼音 [fāngxiàngfēnliáng]
方向分量
英文
direction component-
Pcc takes the normal vector of a hyperplane as the projecting direction, onto which the algebraic sum of all samples " projections is maximized, such that samples in one class can be separated well from the other by this hyperplane
主分量分類器是在兩類樣本投影代數和最大的前提下,獲得最佳投影方向(分類面法方向) ,實現樣本分類。它的不足之處在於: 1Meanwhile, using this apparatus measured soil containing water data from plane and section, and using software arc view insert value analyzed by distance inverse ratio measure, the result is very good
同時,還用該儀器從平面與截面這兩個方向測量了土壤含水率,並用arcview軟體進浙江大學碩士論文中文摘要行了距離反比法插值分析,取得了較好的結果。At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation
同時,在此基礎上,利用su ( 2 )代數動力學方程研究了加速器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題,發現:低度極化的系統對磁場無規擾動十分敏感,而高度極化的系統對磁場無規擾動十分穩定;自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。This paper predicts the potential of residual resources and unproved reserves in liaohe oilfield, analyzes the exploration degree and direction, evaluates and optimizes each zone, defines 7 key zones for recent exploration in the oilfield, and demonstrates the geological conditions, resource potential and exploration targets in each key zone
運用多種方法對遼河油田剩餘資源潛力及近期待探明儲量進行了預測,並從勘探程度和勘探方向分析入手,對各個區帶進行了深入評價和優選,明確了近期遼河油區的7個重點勘探區帶,並對各重點區帶的石油地質條件、資源潛力、勘探目標進行了論證分析,為近期油氣勘探指明了方向。The fractal theory was used to study the character of liquid - vapor interface in the paper, hence the application of the fractal theory in thermal subjects could be solved and a way to calculate the fractional dimension number in the process of simulation could be put forward. the fractional dimension number describing the character of the liquid - vapor interface was calculated. the distinct fractional dimension numbers in x, y and z direction reveal that the simulation system is an anisotropic one
並將分形理論運用到汽液界面的研究中,提出了在汽液界面中計算分維數的方法,得到了描述汽液界面特性的數字特徵變量? ?分維數,同時根據所得到的x 、 y和z方向分維數的不同,證明了汽液界面是各向異性的,並對汽液界面進行了定性和定量的分析,得到了汽液界面是典型的分形面的結論。Hydraulic fluid power - electrically modulated hydraulic control valves - part 1 : test methods for four - way directional flow control valves
液壓傳動電調制液壓控制閥第1部分:四通方向流量控制閥試驗方法Hydraulic fluid power - electrically modulated hydraulic control valves - part 2 : test methods for three - way directional flow control valves
液壓傳動電調制液壓控制閥第2部分:三通方向流量控制閥試驗方法The qualitative study and quantitative simulation has resolved the " seven analysis " that are qualitative analysis ( characteristic analysis of static geologic elements ), boundary analysis ( of oil and gas distribution ), time analysis ( of pool - forming ), direction analysis ( of migration of oil and gas ), quantitative analysis ( of migration and accumulation scale of oil and gas ), location analysis ( of petroleum province ), and zone analysis ( of oil and gas accumulation )
含油氣系統定性研究和盆地模擬定量過程模擬及其相互關系研究解決了「七定」問題,即「定性」 (靜態地質要素的特徵描述) 、 「定界」 (油氣分佈邊界) 、 「定時」 (油氣成藏形成時間) 、 「定向」 (油氣運移方向) 、 「定量」 (油氣運移聚集規模) 、 「定位」 (油氣聚集區)和「定帶」 (有利區帶預測)問題。The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics
採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods
本文基於對大量歐洲強震記錄的研究,分析了地震動豎向與水平向分量在峰值加速度、反應譜值、頻譜周期等參數方面的差異,以及這些參數與場地、震源機制、震級和震中距的關系,得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰值比大於2 / 3 ,豎向地震動分量的作用不可低估;在短周期,豎向地震動影響系數的最大值僅取為水平向地震動影響系數最大值的65 %是偏於不安全的,可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取值偏低,可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比值在0 . 7 - 0 . 9之間,豎向設計反應譜的特徵周期應有單獨規定。This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave
本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢球粒子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵,以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變化。This thesis introduces a contract research for omron software co. ltd japan. the research includes development of image characteristics describing image direction and then constructing an image direction classification system
本課題為日本歐姆龍軟體股份有限公司發掘可用於圖像方向分類的圖像特徵量並實現一個判別圖像方向(正立方向和兩種非正立方向)的分類系統。This thesis mainly concentrates on the orientations of the spin vectors ( svs ) with different samples of the field galaxies in the local supercluster ( lsc ) and of the galaxies in the virgo cluster, with the context of the origin and formation of galaxies and clusters. we also statistically studied the intrinsic flatness of the disk galaxies
本文主要對本超星系團中的場星系、不同樣本來源的virgo團成員星系的旋轉矢量方向分佈情況進行統計分析,以期尋找星系或星系團等宇宙大尺度結構的形成和起源信息,並給已有的或新的星系或星系團形成和起源理論提供觀測依據和實驗佐證。Integrated the monitoring data collected from the scene of blast with the correlative theory of earthquake wave, the blast vibration characteristic of this underground blast engineering and the influence that the blast vibration act on the ground buildings are analyzed. applied the method of duality linearity regression analysis, the propagation attenuational laws of blast earthquake wave in this underground engineering are gained by this software matlab. the analysis results indicat that the attenuational laws of blast earthquake wave are obvious diversity in the condition of difference distances
結合採集到的大量爆破振動現場實測數據,並應用地震波的相關理論,分析了該地下工程開挖爆破的地面爆破振動特性及爆破振動對地面建(構)築物的影響;應用二元線性回歸分析法,通過matlab軟體計算得出該地下工程開挖爆破地震波的傳播衰減規律;分析結果表明,不同距離下的地面爆破地震波的衰減規律存在明顯的差異,近距離條件下爆破地震波的垂直方向分量衰減最慢,遠距離條件下垂直方向分量衰減最快,遠距離的爆破地震波的垂直方向分量和水平徑向分量的衰減指數均要比近距離相應的爆破地震波衰減指數要大。First according to the fact that tangential components of the evolution do not affect the geometric shape of the evolving curves, we introduce the evolution equation of geometric quantities for the general planar curves. then we describe the work of gage - hamilton briefly. last we consider a special curvature flow of curve which evolves with speed function of the principal curvatures along the inner norm and show that convexity of the curve is kept and its length and area are contracted if the initial closed curve is smooth and convex. so the final shape of the curve will be a point in finite time
首先根據曲線在切向分量上發展是不影響曲線的發展形狀,我們引入了曲線的一些幾何變量的發展方程;其次我們簡要地回顧gage - hamilton研究曲線發展的一般步驟;最後我們考慮沿曲線的內法線以曲率的函數為發展速度的一類特殊的曲線族,證明了在初始曲線為凸的閉平面簡單曲線條件下,曲線將保持凸的,並且它的面積和周長將同時收縮,並在有限時間內成為一個點。Reconnection is most efficient when the imf has a component that is directed southward ? that is, opposite to the northward direction of the earth ' s magnetic field at the dayside of the magnetosphere
在磁層晝側,若imf有南向分量,也就是和北向的地球磁場方向相反,則磁力線重連的效率最高。This thesis researches on the stability of fibre suspensions applying theoretical, numerical and experimental methods. first the linear stability analysis is performed to fibre suspensions utilizing flow stability, slender - body and orientation tensor theories. the governing equations of channel and pipe suspensions of different stability handling modes and tensor closure approximations are derived
首先綜合應用流體動力穩定性理論、細長體理論以及纖維方向張量工具,對纖維懸浮流進行線性穩定性分析,推導槽流和管流的穩定性方程,並對槽流導出在不同的穩定性分析模式以及不同的方向張量封閉格式下的多種形式方程。In this paper, the spatial structure of the low - speed streaks and particle motion in the near wall region of turbulent open channel flow were observed on the side and bottom of a water flume, respectively, using flow visualization and image processing techniques
本文以試驗研究為主要手段,採用流動顯示和圖像處理技術,從水槽底部和側面兩個方向測量,分別對明槽紊流近壁區的帶狀結構及顆粒運動特性進行了系統的試驗研究。The results showed that the character of the zero line should be considered when using metal magnetic memory testing method to find and locate the defects
結果表明,利用磁記憶方法作無損檢測,尋找和定位缺陷段位置時,應該考慮法向分量零值線的這種分佈特徵。E xperiments show that the amended method is better than that in reference 12. as the same time the method can combine with the wavelet transformation to locate the characters. by multi - resolution analysis and pyramid decomposition, the edge components with different spatial resolutions and different directions can be acquired, among which, the detail components have the most distinguished texture features standing for the object region, then by further morphological operations, the useless information is greatly decreased and the last object text region is acquired
分析了各個方向邊緣經小波變換后的特點,用具有良好時頻局部和變尺度特徵的小波分析方法提取出不同空間解析度,水平和垂直及對角線方向的邊緣子圖像,把滿足水平和垂直方向能量閾值區域進行合併,經過去噪后,用對角線方向能量閾值即高高頻能量作為判斷標準,確定是否是真正的字元區。分享友人