瞬時分析 的英文怎麼說

中文拼音 [shùnshífēn]
瞬時分析 英文
instantaneous analysis
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  1. Applying the information extracted from numerous hydrographic data of field trials collected by h / hcs - 017, the first set of multi - beam swath bathymeter developed in china, a series of mosaic techniques have been carefully studied in this thesis, including digital terrain model building, statistical error analyzing, hydrographic data mosaicking as well as tides correction and projection of the earth coordinates. finally, standard digital sea - charts and three dimensional seafloor images are successfully developed that are consistent with hydrographic surveying principles

    本文利用我國第一臺h hcs ? 017型條帶測深儀的測量數據進行拼圖技術的研究,主要研究的內容有:利用帶原理對深度數據進行潮汐修正,得到海面的深度數據;對測深數據進行誤差處理,去除野值;將多波束數據進行坐標變換及投影轉換后構建數字地理模型,進而根據海道測量規范繪制標準海圖。
  2. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換產生的高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  3. Based on a duralumin flexible beam with piezoelectric films attached, distributed parameter modal described by partial difference equations is builded, and then turned into a set of two order systems with the method of modal analyse. state feedback control and independent modal control is investigated. and simulation of the closed - loop system with thest two methods is performed in matlab

    並用模態的方法,將系統的偏微方程模型轉化成了模態模型;研究了狀態反饋和獨立模態方法;進一步完善了軟體界面以及軟體功能;在實際系統中,應用狀態反饋演算法,有效抑制了懸臂梁在受到外界脈沖擾動和激振引起的一階、二階模態振動。
  4. Intermodulation suppression for fh ( frequency hopping ) receiver is designed by selecting the intermediate frequencies and changing group of filters, local oscillation ( lo ) frequency, bandwidth of lo frequency under the condition that receiver configuration, sensitivity, dynamic range, instantaneous bandwidth and precision of frequency measurement are fixed

    摘要針對跳頻接收機的體制和靈敏度、動態范圍、工作帶寬、測頻精度等設計參數,通過改變預選器組成、本振頻率和本振帶寬,接收通道的中頻選取原則,以實現跳頻接收機的互調抑制設計。
  5. ~ ( 252 ) c _ f - source - driven neutron noise analysis method is a way of measuring and analyzing the reactivity of reactor or subcritical reactor, which detects subcritical neutron multiplication factor, prompt neutron decay constant, and so on

    ~ ( 252 ) c _ f源驅動噪聲法是一種測量、反應堆和次臨界系統的快速反應性的方法,可作為臨界安全的檢測方法。
  6. On the basis of experimental research, this thesis applies 2 - dimensional non - linear finite element method to the analysis of transient temperature field on the section by means of relatively high precision triangular element of six joints. when the temperature field is analyzed, finite element reseaus are divided in space field and finite difference reseaus are divided in time field, and then the program is compiled. the computing results are in good agreement with the test data

    在試驗研究的基礎上,本文採用精度較高的三角形六結點單元對構件截面二維非線性態溫度場進行了有限元,即在空間域內採用有限元網格劃,在間域內採用有限差網格劃,據此編制了計算程序,計算結果與試驗數據符合較好,程序穩定性好,精度滿足要求。
  7. Based on modal analysis of piezoelectric smart laminated plates, an fem based inverse algorithm of the time history of impact loads by piezoelectric modal respondence is presented

    摘要基於對智能層合板結構的模態,提出由結構的壓電模態響應反演態荷載間歷程的有限元方法。
  8. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異性圓柱殼受軸對稱沖擊作用彈性態波解,然後將其解為若干廣義射線積之和,並用數值方法求解之。
  9. According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics

    摘要根據履帶式車輛的運動特點,運用數力學中矢量理論和方法,推導了接地比壓為線性履帶式車輛在斜坡上轉向轉向中心偏移量與車輛重心位置、轉向半徑、行進速度、加速度、車輛方位相互關系的計算公式。
  10. Shielding schemes of computer vdu are suggested through transient electromagnetic scattering analysis. method of time - domain integral equations is used here. a new soft - tempest method is found to strengthen protection capability of electromagnetic information leakage

    域積方程法,通過態電磁場推薦了計算機顯示器的屏蔽方案,提出soft - tempest技術的新措施以加強信息電磁泄漏防護; 4
  11. Time - dependence of the mathematical model is taken into account, and time - dependent form of pens is deduced. 5. numerical analysis of heat and mass transfer in the adsorbent bed is presented, transient distribution of pressure, temperature, velocity and adsorption in it is obtained

    對吸附床的傳熱傳質規律進行了數值,獲得了吸附床內部的溫度壓力、吸附質速度、吸附率佈,並通過實驗數據驗證了數學模型。
  12. This paper presents an assur - group method for the kinematic analysis of plannar cam mechanisms. during inversion, each instantaneous cam mechanism is transformed into an assur - group in this method

    該方法是把反轉中的凸輪機構的各個機構轉化為桿組,通過對桿組的完成對凸輪機構從動件的運動
  13. Abstract : the shaping equation of steamed bread in circular trough camber of shaping roller, the instantaneous velocity of its surface, and the strength by shaping roller were analyzed during shaping, then a theory base for the design of steamed bread shaping machine was provided

    文摘:了饅頭成型過程中成型輥上圓弧槽曲面內饅頭生坯的運動方程,饅頭表面動點速度及饅頭成型受力,為饅頭成型機的設計提供了理論依據。
  14. Some related techniques and applications on supply chain are described. through studying the order - decomposing process simulation, this dissertation defines the two agent classes : coordination & resource agent, maps the order - decomposing process into a real - time control process formed by a group of agents, proposes finite state machine as a kind of ideal modeling approach used to analyze the real - time control process, describes the conversation rules of agent conversation classes, identifies agents & conversation rules and develops the conversation models by using the framework provided by jafmas, jdk1. 1 integrated development environment & java. according to the structural characteristics, this dissertation transforms the optimization of series supply chain design into multi - stage decision - making problem and develops an optimization model for it

    在對國內外供需鏈研究與應用進行大量調研的基礎上,本文給出了供需鏈的定義;闡述了供需鏈管理范疇的內涵、外延及其管理目標;綜述了供需鏈研究的現狀;在對訂單處理流程的基礎上,定義了兩種代理類:協調代理和資源代理,創見性地把訂單解?匹配過程映射為一個由多個代理組成的實控制過程;針對實控制過程狀態難以描述的特點,本文首次把有限狀態機fsm應用到訂單解?匹配過程中,用以描述代理會話類的會話規則;在jafmas平臺上,利用jdk1 . 1集成開發環境以及面向對象編程語言java設計了jafmas的面向對象代理模型,實現了代理會話規則的有限狀態機模型。
  15. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    辨isan成像及干涉技術應用研究一因此直接無法辨編隊目標的架數,我們借鑒isar的技術,通過較長間的相干積累,在多普勒頻域上對目標進行辨。而對于編隊目標,可為近似剛性的多目標和非剛性的多目標,所以對于可以近似為剛體的編隊目標相對位置固定,運動方式一致,可以近似看作一個大目標,採用最小墑準則對平動相位的進行補償,但是大多數並不滿足剛體近似的編隊目標,由於目標在相干積累間的多普勒頻率近似呈線性變化,通過對較短數據利用relax的方法,提高了頻率域上目標辨的性能。由於橫向解度取塊于橫向積累間,所以利用radnwigner變換得到的一維橫向距離像大大提高了對編隊目標的辨,對模擬和實測數據的大量結果表明此方法的有效性和可行。
  16. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距磁場的、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態,並了結果; ( 3 )用軟體進行了額定電壓下的,得到了轉矩,位移,轉速隨間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性
  17. Secondly, the identification algorithms of road traffic status are studied including methods of determining floating car sample sizes which are based on “ the relationship between floating car sample sizes and accuracy of traffic information detection ” and “ the relationship between floating car sample sizes and requirement of road network information detection ”. the road traffic identification algorithm grounded on the journey - time is analyzed. besides, road traffic identification algorithm based on average speed is put forward and the validity of these two methods is analyzed in the thesis

    主要工作包括:從「浮動車數量與交通流信息檢測準確性關系」 、 「浮動車樣本數量與路網全方位信息檢測需求關系」兩方面對浮動車數量確定方法進行研究,給出了演算法模型;同了基於行程間的道路交通判別演算法,提出了基於指數平滑法的平均速度道路交通判別演算法,並對兩種演算法的有效性進行比較。
  18. Large signal model of gaas mesfet is built and, in the light of advanced pspice circuit simulation programme, the circuit transient and dc operation analyse and speed performances are calculated. and also, the inserted loss and isolation are optimized by microwave circuit software touchstn of eesof company

    ,建立了gaasmesfet器件大信號模型,用先進的pspice電路模擬程序對所設計的電路進行和直流工作點,計算電路的速度性能;用eesof公司的touchstn微波電路設計軟體,進行開關的插入損耗和隔離度的優化設計。
  19. This paper has devised a plug - in data acquisition ( daq ) system based on isa bus and developed a real - time testing software with the platform of the graphic programming language - labview, which has test data ' s real - time sampling, analysis and processing, instantaneous plot saving, plot reoccurrence, data saving to disk and reading from disk functions and so on

    本課題設計了基於isa總線的內插式數據採集( daq )系統,並以圖形化高級語言labview為平臺編制了虛擬儀器實測試軟體,實現了數據的實采樣、實處理、間圖形存儲、圖形再現、數據存盤和讀入等功能。
  20. The data during launching weapon is analyzed transiently. this paper also adopt effective methods of the weighted average and the arithmetic means to the processing of the sampling data. at last, the measurement result illustrates the effectiveness of the method

    加權系數反映了各通道的靈敏度,對武器發射態沖擊進行了,對測量數據進行加權平均和算術平均處理,方法行之有效,最後給出測量結果。
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