相位響應特性 的英文怎麼說

中文拼音 [xiāngwèixiǎngyīngxìng]
相位響應特性 英文
phase-response characteristic
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 相位 : phase position; phase
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受力及其復合地基的加固機理,從影旋噴樁復合地基豎向承載力的因素入手,基於圓孔擴張理論給出了樁體豎向力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁設計等各種計算參數的深入分析和研究,提出了一套的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土力比及復合地基壓縮模量的確定,並提出的設計方法和修正參數;此外,結合工程用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  2. The psychoacoustics and physiology of human beings are the theoretical foundation of virtual sound location research. human ’ s auditory system structure and auditory characteristics are introduced in this paper. these are research foundation for this paper

    人類聽覺生理學和心理學是研究虛擬聲定技術的基礎,本論文回顧了心理聲學關聽覺系統以及聽覺,包括音頻定因素的影和哈斯效,掩蔽效等因素對多音疊加的影,為本文奠定了研究基礎。
  3. Based on the character of ultrasonic spectrum analysis, considering the affection of the circuit responsion of checking system, coupling state, position of checking transducer, this thesis established reasonable ultrasonic spectrum analysis method. using this method, several kinds of linear spectrum ( such as phase amplitude spectrum, phase power spectrum ) were researched and discussed

    本文根據超聲波頻譜分析的點,綜合考慮了檢測電路、耦合狀況、探頭置等因素的影,制定出了一套合理的超聲波頻譜分析方法,並用此方法對幾種線譜(如幅度譜、功率譜等)進行了研究和探討。
  4. The effect on display characteristic made by thermal deformations of the shadow mask is comprehensively investigated. by using the electron beam distribution automatic measurement system with a micro - deflective coil, a concave spot in luminance distribution can be get. it changes its position when the shadow mask changes its form

    本文系統全面地分析了傳統蔭罩的各類熱變形對顯示屏的影,利用本文研製的電子束亮度分佈自動測試系統,附加一個微偏轉磁場,使鄰兩電子束打在同一顏色的熒光粉條,並形成一個亮度凹點,當蔭罩變形時,凹點置作移,以此原理跟蹤測量凹點移量,即可得到色純漂移動態變化曲線。
  5. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地徵周期結合起來,計算分析了成層地基中單樁的橫向地震,得到了以下結論: 1 )上部結構慣力對樁的橫向地震的影不可忽略; 2 )成層地基中的單樁的橫向地震主要受地震基本加速度、場地徵周期、上部結構質量的影,隨地震基本加速度、上部結構質量的增大而增大;場地徵頻率越接近樁基自振頻率,樁基地震越大,等於自振頻率時,由於發生共振現象,樁基幅值最大; 3 )樁土剛度比越大,樁土之間的移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震
  6. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文系統地研究了基於「北斗一號」衛星載波干涉測量原理實現地球靜止雙星定向的關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型,分析了載波干涉測量的適用條件;採用傳統的線化解析法及蒙卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析,數學模擬結果表明在高緯度地區線化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定因素的基礎上,提出了雙星定向精度衰減因子odop的概念,揭示了雙星定向誤差殊表現的內部機理,對實際工程用具有重要的指導意義。
  7. The basis of dynamics and simulation includes the iterative flyout angle algorithm to the solutions to lambert problem and battin ' s universal conic section state extrapolate method. then spacecraft ' s orbit roots, maneuver impulse and maneuver time are discussed as the following four part : first of all, the chaser ' s one orbit roots is selected as a variable to simulate its influence to the large scale orbital maneuver. the research reveals fact that the orbit roots both of chaser and target should be close to each other to achieve better maneuver and rendezvous " ability, moreover, the best orbit maneuver and rendezvous occurs when both chaser and target ' s initial phase angle are equal

    為了研究了交會機動中追蹤器和目標器的軌道根數、機動時限和機動能耗等因素對交會機動的影,模擬和分析分為以下四個部分:首先,研究了追蹤器軌道單個參數為變量情況下兩航天器大范圍交會機動問題,研究表明,追蹤器的變化參量與目標器的參量在接近的情況下可以獲得良好的交會機動,而對于兩航天器軌道共面的情況下,初始等時則獲得最佳的機動效果。
  8. First, resistance to geometrical distortion was obtained by using moment normalization ; second, we focus on the phase of fourier - mellin transform. before detecting watermark, synchronization could be retrieved by using the phase information. to eliminate the influence of pixel value distortion generated during print / scan process, a dft - based robust watermark algorithm was designed, which could successfully detect watermark from a severe distorted image

    另一種思路是根據圖像經過旋轉、縮放、平移后,其傅立葉?梅林變換域只有受到影點,從其中提取幾何失真信息,然後再進行的失真補償,從而消除幾何失真的影;對于列印掃描過程產生的像素值失真,本文也提出了一種基於dft的魯棒演算法,能在較嚴重的圖像失真情況下,成功檢測水印。
  9. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要及其用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面置對激光輸出功率的影規律,提出了ld端面泵浦nd : yag激光移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  10. Thirdly, it simulated the pumping circuit & dividing circuit with the widely used software matlab / simulink. the displacement of the rod piston and the impact of hydraulic are analyzed in the different input flow ( frequency of pump ) and different reversing time. it found out the cause of hydraulic impact ( one - to - one incorrespondence between the response time of dividing circuit and the operation time of rod piston ), and gave some methods to weaken hydraulic impact. in the final part of the paper, the reliability of the theory analysis is further verified by the experiment of hydraulic system

    首先在流變學原理的基礎上,深入分析混凝土在輸送管道內的流動狀態,得出混凝土泵的負載方程;然後根據功率鍵合圖的建模方法,建立泵送迴路和分配迴路的數學模型,並運用模擬軟體matlab simulink對泵送和分配迴路模型進行了模擬,分析了在不同的輸入流量(泵送頻率)和換向時間下,活塞桿的移和系統的液壓沖擊情況,找到了引起液壓沖擊的根本原因(即分配迴路的時間(固定值)與活塞桿的運動時間(變化值)不匹配) ,並提出了的改進方法。
  11. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對于dc值)作為原水的表徵參數, dc值可以同時反映顆粒濃度和比表面積因素的影,試驗結果證明, dc值與單體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  12. Abstract : the attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of esgm. the relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle. the simulation results show that the temporal performances of the longitudinal and distance errors which come from the initial alignment errors are periodically variational. they also show that the longitudinal and distance errors resulted from gyro drifts are not convergent in time. thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated

    文摘:為了保證靜電監控器的導航定精度,需要了解靜電陀螺的姿態誤差,建立的誤差方程.本文採用球面三角形原理推導了導航定誤差與陀螺姿態誤差的關系式.模擬結果表明,由初始定向誤差引起的經度誤差和距離誤差的時間是周期變化的;由陀螺漂移引起的經度誤差和距離誤差是隨時間發散的.因此,初始定向誤差和陀螺漂移的影不能忽略,必須對其進行估計和補償
  13. The study on the characteristics of development and seed setting of different spikelet and floret positions was important for the realization of big - spike - cultural - goal with more spikelets and grains. with both the winter type ( wv ) and spring type ( sv ) varieties sown at different dates, it was found that the greater seed setting capacity of spikelets resulted in more grain number of spike. the trend of differences in grain weight per spikelet between the different sowing dates and varieties was similar to that of grain number. the correlation between the average grain weight of middle spikelets and lower spikelets and the grain weight per spike was highly significant. the environmental changes resulted from different sowing dates mainly effected the middle spikelets development, even though the differences between wv and sv were represented in every spikelet positions. the grain weight on the second floret position was most sensitive to the development status of wheat plant and environmental changes, and could represent the yielid potential of the whole spikelet. the results showed that the enhancement of seed setting of the middle spikelets ( from 5th to 15th ) and the grain development from the first to third floret positions was a key to realize big - spike and grain

    確定小麥不同小穗和小花發育與結實是實現大穗多粒的重要前提.本文通過對冬、春小麥品種分期播種試驗得出,較高的小穗結實力是增加穗粒數的重要因素.不同播期、品種之間,小穗粒重和粒數呈現同的變化趨勢.中部以及基部小穗粒重與穗粒重之間呈高度正關.體現環境差異的播期效以對中部小穗發育的影為主,而冬、春品種的基因型差異可反映在各個小穗上.第2小花的子粒發育狀況反映整個小穗的生產能力.結果表明,促進中部優勢小穗(第5 15小穗)結實和第1 3小花子粒發育是提高小花結實率和穗粒重的關鍵
  14. The scheme of this project is : firstly, completing a automobile obverse impact dummy and preparing a special digital signal analysis system ( including sensors, a signal pretreatment, a signal collection, a digital signal process software ) ; secondly, this dummy will be used in impacting experiments to check its signals response and bio - response characteristic through comparing sensors in difference parts of the dummy that are suffered one impact ; thirdly, the bio - mechanics characteristic of the dummy will be demonstrated by nationality automobile safety testing center

    該課題的設計思路為:研製汽車正面碰撞假人一個;設計專用的數字信號分析系統一套(包括傳感器、信號預處理、信號採集和數字信號處理軟體) ;將假人作簡易碰撞試驗以檢驗是否有信號,並對不同部的傳感器在受到同沖擊的情況下產生的信號進行對比以驗證假人的生物力學;假人的生物力學由國家汽車檢驗中心進行標定試驗來論證。
  15. According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not

    地下連續墻是一種歷史較短的施工方法,目前,砼防滲墻的設計還是以傳統的設計方法為主,根據查找國內外文獻資料,華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作能有,將適用於樁基的poulos彈理論引入對地下連續墻的沉降計算中;清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數,利用非線e - b模型,結合黃河小浪底土石壩設計剖面,採用thepd土石壩總力程序,對深覆蓋層塑混凝土防滲墻的力、移進行有限元分析,並與普通混凝土防滲墻計算結果加以對比,同時分析了不同配比塑混凝土的影,並採用力水平和拉力數值來判斷塑混凝土防滲墻的安全程度。
  16. _ incremental form of evolution law of domain switching is developed by taking the volume fraction of domains as key intrinsic factors. the main factors that have great influence on domain switching are material parameters, domain wall motion, domain volume fraction and the interaction energy between inclusion and matrix. inclusion and its neighbors could be addressed in the description as well

    ? ?建立了以電疇翻轉時的體積分數增量為中心的,基於鐵電疇壁運動的剩餘變及電移的增量形式的演化方程,在其中包含有材料參數、疇壁運動、電疇形式、電疇體積分數及基體與夾雜、夾雜與夾雜等互間能量作用等影因素。
  17. Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft

    文摘:依據轉子動力學理論分析了柔轉子彎曲徵,在此基礎上討論了它與不平衡及機械與電氣跳動量之間的關系,並利用轉子在不同起車情況下的振動信息,有效地分離了彎曲和不平衡,求解出彎曲量與不平衡量的比值.提出了轉子在恆定轉速下,基於二維全息譜技術的熱彎曲故障識別方法.研究結果表明,當彎曲量穩定而其幅值變化時,轉子的二維全息譜初點的切線是互平行的,由此可以有效地實現轉子熱彎曲故障的識別與診斷
  18. After expounding vr concept and its characters, the necessity and rationality of vr existence and its application in cad / cam, several other aspects are studied : first, the three kinds of stereoscopic display theory are set forth and the research is focused on the theory which is based on parallax and discussed from the aspects such as the physical basis of the third dimension production, the influencing factors of third dimension, the theory and arithmetic of drawing stereoscopic figures etc ; second, the difference among vr, other interaction methods and vr ' s status are studied from the perspective of human computer interaction development, the cognitive psychology model of vr interaction is analyzed and a classification study on vr is done according to different operation missions and metaphors ; third, the concept of virtual design is given out based on the research on its other concepts, then the difference among vr, cad and the realization of virtual design are studied

    在闡述虛擬現實的基本概念與、存在的必要與合理,以及在cad / cam方面的用的基礎上,本文深入研究了: 1 .虛擬現實的三種立體顯示原理,著重於基於視差方式的立體顯示,從以下幾個方面進行了多角度的探討:產生立體感的生理基礎,立體感影因素,立體圖繪制原理與演算法等。 2 .虛擬現實的交互原理,從人機交互的發展角度研究了虛擬現實與其它交互方式的異同以及它所處的地,分析了虛擬現實交互的認知心理學模型,並按作用於對象的任務不同和交互隱喻方式的不同對虛擬現實的交互方式進行了分類研究。 3 .虛擬設計,在研究虛擬設計的各種定義方式的基礎上定義了本文中虛擬設計的概念,研究了它對于傳統cad的不同之處,以及虛擬設計的實現規劃。
  19. So the development of self - energy sf6 cb is very important. in the paper, the math model of arc - quenching chamber air - pressure character is built on the base of 126kv / 31. 5ka self - energy sf6 cb ' s exploiting, then the theory analysis and calculation is deeply been done for cylinder radius, nozzle spout radius and opening position of moved contact that they have the essential effect for the use of arc energy in the course of opening. arc - quenching chamber parameter is confirmed according to the request of full opening and fault opening when the cb is opening

    本文針對126kv31 . 5ka自能式sf _ 6斷路器的研製,建立了的滅弧室氣壓數學模型,對自能式sf _ 6斷路器開斷過程中電弧能量利用有重要影的滅弧室缸徑、噴口直徑、動觸桿開口置進行了詳細深入的理論分析和計算,並根據斷路器開斷中的滿容量開斷和近區故障開斷的要求確定了滅弧室參數。
  20. Although xpm can cause system performance degradation, it finds significant applications in all - optical high speed signal processing, since its response time is very

    盡管交叉調制對系統能有較大影,由於其非線的瞬態,在高速率全光信號處理方面它卻有其獨的用處。
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