波形表 的英文怎麼說

中文拼音 [xíngbiǎo]
波形表 英文
wavetable
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • 波形 : [物理學] wave form; shape; wave pattern; wave profile
  1. When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection

    在磁電機常規測量時,發現在國家標準中用於測量電壓、電流的儀器仍然是普通的電壓、電流,而觀測到的多為不規則的狀,根據測量原理,顯然不能用其來做定量的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電磁干擾,點火電流、點火電壓都是變量,使得點火能量的測量成為點火系統性能測試的一個難點。
  2. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障
  3. In order to reduce time in this procedure, we realize a fast cyclization algorithm based on the hash table. experimental results show that this approach is efficient and automated in test vector translation

    實驗結果明,在此格式基礎上的測試向量轉換,不僅在速度上得到提高,同時針對大容量的測試向量集合,也能獲得較高的壓縮結果。
  4. Wave form display type shallow - layer seismograph

    波形表示型淺層地震儀
  5. It is concluded that maximum bending displacement becomes larger as the input voltage gets larger and the frequency becomes lower, while the curve of bending displacement is affected by waveform. in comparison with the little effect by various waveforms, the generative force at the tip of the ipmc actuators increases as the input voltage gets larger and the frequency becomes lower

    結果明,電壓幅值和頻率對其位移變的大小影響較大,對其位移變的軌跡影響較大;電壓幅值和頻率對其輸出力的大小影響較大,而對其輸出力影響較小。
  6. It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力,還能在心室活動周期的特定時相、以適當對心室施加機械刺激.該系統集心臟灌流與起搏、面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制
  7. Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力,還能在心室活動周期的特定時相、以適當對心室施加機械刺激.該系統集心臟灌流與起搏、面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制
  8. Abstract : temporal properties of the second - ordre process with a chirped incident pulse are theoretically calculated. the chirp influences the irradiance and the pulse shape of the second harmonic wave with large phase mismatch. the phase distortion of all three waves is dependent more strongly on the chirp than on the phase mismatch

    文摘:討論了在大相位失諧下,基為頻率啁啾脈沖的二次諧產生過程,結果明選取合適的啁啾參量可以使二次諧的光強提高,但同時會使其和相位發生變化.三相位的畸變主要取決于入射的基啁啾脈沖,而與相位匹配的失諧量關系不大
  9. Thi s dissertation first describes syntax, semanteme and method of modeling hardware of veri1og hdl and vhdl in detai1 so that strong abi1 ity of designing and simu1ating waveform is represented in hardware circuits

    本文首先對兩種硬體描述語言veriloghdl和vhdl在語義、語法及硬體建模方法進行了詳細的描述,說明它們在硬體電路波形表示方面有較強的設計與模擬能力。
  10. Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail

    針對一維單脈沖雷達體制,分析了地目標回特性;建立了地跟隨雷達空地測距的幾何關系;利用雷達收發信號,導出了地跟隨雷達和差接收通道的回信號達式,進行了模擬,得到了地跟隨雷達的地面散射產生回在時域中的特性;根據和差回特性,闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用,並給出了真實雷達對外輻射試驗的結果,驗證了文中的模擬。
  11. The new general signal source, represented by arbitrary wave generator, is widely used in the mordern testing field

    以任意發生器為代的新型通用信號源,是現代測試領域內應用最為廣泛的通用儀器之一。
  12. In the end, the impedance matrix of any three - dimensional conducting object can be portioned into sub - matrices by the projection iterative method ( pim ), the surface current and rcs can be calculated with convergent iterations, the wide - band electromagnetic scattering characteristics of three - dimensional conducting objects are also analyzed with the asymptotic waveform evaluation technique

    最後應用投影迭代方法( pim )將三維導體目標的阻抗矩陣剖分成小矩陣,通過迭代計算出面電流和雷達散射截面,並與漸近估計技術結合分析了三維導體目標的寬帶電磁散射特性。
  13. On the basis of the theory of fractal geometry, the fractal dimension characters of ae signal at different tool wear states were analyzed, an algorithm was provided to decide the scale range which is necessary to calculate the dimension of non - fully - fractal form. the experiments showed that the fractal dimension of ae signal is slightly effected by the changes of cutting parameters ; the variance of the fractal dimensions, which reflects the geometric characters of ae signals, has the same tendency as that of the flank wear, the monitoring system, which takes the fractal dimension of the ae signal as the feature, can identify the different tool wear states more correctly under different cutting conditions

    以分幾何理論為基礎,對刀具不同磨損階段聲發射信號的分特徵進行分析.提出了計算非完全分體信號的關聯維數時尺度范圍的確定方法,分析了聲發射信號在刀具磨損過程中分維數的變化特性.刀具磨損切削實驗數據明,聲發射信號的分維數受切削參數變化影響較小;分維數反映了聲發射信號的幾何特徵,其大小能較好地反映刀具的不同磨損狀態.實驗結果明,該方法能正確地實時在線監測刀具的不同磨損狀態
  14. The experimental results show that the wave shaper can control the moving direction of the rod fragments after the warheads exploded and ensure the integrity rate of the rod and that there is a close relationship between the flight attitude and the positioned angle, which is mainly reflected by the rotation velocity of the rod

    試驗結果明:採用控制器可以較好地控制戰斗部爆炸后桿破片的飛散方向,以及保證桿條的完整率;桿條的飛行姿態與放置角有密切關系,主要通過桿條旋轉速度現出來。
  15. It can make the analysis report on the basis of the abstract nation standard. based practical analog analysis in some partial power net, obtain the harmonic oscillation characteristic curve, and verify the software is right

    通過對某局域電網的實例模擬分析,結果明,獲得了諧諧振特性曲線,還根據實際測試數據,恢復了電網實際電壓電流,驗證了軟體的正確性。
  16. In this step, first calculate the impulse press with the different triers, find out the influence of triers to the impulse press. then calculate the impulse press with the different pipeline system, hydraulic accumulator, supercharger and oil viscosity. at last, show the result in the forms of chart, also show the main character of the press curve

    最後根據相應的數學模型進行模擬計算,先計算被試件在不同規格參數的條件下的脈沖壓力響應結果,總結出被試件對脈沖壓力的影響;再計算管道系統、蓄能器、增壓器和油液的粘度在不同參數的條件下對脈沖壓力的影響,以圖示,並給出壓力主要特徵的計算結果。
  17. To utilize property of saws propagating, it can be made including delay lines, passband filters, oscillators and pitch filters. surface transverse wave ( stw ) was used the configurature of reflective metal - strip grating between the two interdigital transducers, and made the shear horizotal ( sh ) wave on the surface of the piezoelectric substrate, but not to deep in

    面橫( surfacetransversewave ,簡稱stw )是採用在兩個金屬叉指換能器之間加入短路柵的隔離板結構使剪切水平( shearhorizontalwave ,簡稱sh)被嵌制在壓電基片面上,而不是沿壓電基片內傳播的聲面橫式。
  18. In this dissertation, the pulse jet style, the influence on the shock wave, the flow in the tube and the cooling effect was deeply studied theoretically and experimentally. the influence of the pulse jet style on the forming of shock wave and the shock wave intensity was explored. the initial disconnection style in oscillating tube vented and the initial disconnection breakdown was proposed by different pulse jet style

    本文對脈動射流的型式及其對激、管內流動及冷效應的影響進行了較系統的理論和實驗研究,主要包括:探討了脈動射流的型式對成管內激成及激強度的影響,給出了不同脈動射流的型式下振蕩管開口端初始間斷的類型,對初始間斷進行了分解,導出了包含進氣、排氣參數及工質物性參數的管內入射激馬赫數mj的達式,給出了管內激成的三種原因及其所對應的脈動射流型式和具體的工作狀態。
  19. The simulation results indicate that the oscillator circuit with the cmos technology producing steady oscillating signal has power consumption as low as 800uw

    模擬明,採用cmos工藝能使振蕩器電路在產生穩定振蕩的同時,達到800uw的較低功耗。
  20. The results show that : 1 ) the effects of interface on waves scattering are stronger in the structure with the interface perpendicular to the direction of fracture normal than that in the structure with the interface parallel to the direction of fracture normal. 2 ) when the interface is perpendicular to the direction of fracture normal, the amplitude of reflected waves and converted s - waves are higher and there are the sub - p - and sub - s - wave. 3 ) when the elastic waves propagating in the multi - stripe model, wavesforms become complex due to multiple scattering on interfaces

    研究結果明: 1 )界面與裂縫排列方向平行時,界面對的散射作用大於界面與裂縫排列方向垂直時的情況; 2 )當界面與裂縫排列方向平行時,在界面上產生的反射及轉換的橫幅度較大,並且有次級縱和橫產生; 3 )彈性在多條紋結構中傳播時,在界面上產生多次散射使得十分復雜。
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