振動脈沖 的英文怎麼說

中文拼音 [zhèndòngmàichōng]
振動脈沖 英文
vibratory impulse
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : 脈名詞1. (動脈和靜脈的統稱) arteries and veins2. (脈搏的簡稱) pulse 3. (像血管的組織; 連貫成系統的東西) vein
  1. It can create micro magnetic field. it combine computer proceeding frequency vibration massage and low frequency bioelectricity impulse treatment. easy to use. instruction manual included

    4 .生物電模式和電腦頻率狀態的按摩時間分別設有定時控制鍵3分鐘5分鐘15分鐘。
  2. 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

    並用模態分析的方法,將系統的偏微分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瞬時和激引起的一階、二階模態
  3. Forced oscillation for impulsive parabolic systems with delay

    具有時滯的拋物系統的強迫
  4. Forced oscillation for a class of nonlinear impulsive delay parabolic equations

    一類非線性時滯拋物型方程的強迫
  5. In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits

    在子電路設計中,作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;蕩器和控制電路中尖峰噪聲抑制、兩分頻電路及死區時間設定;驅及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。
  6. Linearized oscillation of nonlinear delay differential equations with impulses

    非線性時滯微分方程的線性化
  7. At low frequencies, such as 10 per sec., pulsation is sensed rather than vibration.

    在低頻率(譬如每秒十次)時,所感覺到的是而非
  8. Animal and vegetable fats and oils. determination of solid fat content. pulsed nuclear magnetic resonance method

    植物脂肪和油.固態脂肪含量的測定.核磁共
  9. Oscillations of higher order linear odes with impulses

    高階線性微分方程解的
  10. And gave priority to the eular - bernonulli beam model, the simply and convenient analytical resolution for the response of the pipelines under dynamical traffic loads through the impulse function and the congruence method of the vibration form and so on. during the analysis of the chanmical results of the pipelines, the randomicity of the output of the pipelines response was taken into accout. so the stochastic process method was applied to describe the probability characters of the pipelines response, which made the results truer, more veracious

    本文採用eular - bernonulli梁模型和tomosimko梁模型對力下kelvin粘彈性地基中管道固有性狀進行了分析,提出了各力學結果描述的解析式;並以eular - bernonulli梁模型為主,基於函數、型迭加法等對管道在力交通荷載作用下的管道響應問題提出簡單便捷的解析演算法;在管道受力結果的分析中,考慮管道響應輸出的隨機性,將管道響應用隨機過程來描述其概率特徵,使得結果描述更加真實準確。
  11. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流角度出發,提出了一種lcc諧型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧電壓列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  12. In this paper, we study the oscillation of the higher order differential equa tion with impulses

    本文主要討論了高階微分方程解的性,得到了高階微分方程解的充分條件。
  13. Abstract : as the heart of twt , the structure stability of grided electron gun directly affect pulse output performance of twt , and the structural reliability under vibration stress are especial - ly important for today ' s manufacturers

    摘要:柵控電子槍作為行波管的「心臟」 ,其結構的穩定性直接影響著管的輸出性能,特別是在應力下的結構可靠性更是當今生產單位關注的重點。
  14. Standard test method for dynamic young ' s modulus, shear modulus, and poisson ' s ratio by impulse excitation of vibration

    利用激勵測定態楊氏模量剪切模數和泊松比的標準試驗方法
  15. Standard test method for dynamic young ' s modulus, shear modulus, and poisson ' s ratio for advanced ceramics by impulse excitation of vibration

    振動脈沖激勵法的高級陶瓷態楊氏模量剪切模量和泊松比的標準試驗方法
  16. We build a close vibration compensation system which can successfully achieve the measurement of interference fringes movement and - vibration compensation. it puts forward pre - setting fill - in pulses method to implement phase shifting with the same pzt. with this new method, the interference fringe can be stabilized at any pre - setting phase position

    提出了填充數預設定的方法,可以將干涉條紋鎖定在任意設定的位相位置,實現了用pzt同時實現補償和移相測量;深入分析討論了pzt的延遲問題,創造性地提出了用多次逼近補償的辦法,給出了反饋補償的演算法,解決了補償過程中存在的系統不穩定和過補償的問題。
  17. The shearing layer is carried by the jet and the eddy is formed because of the instability and selective amplification of shearing layer which will propagate to the downstream. as the eddy impacts the impinging wall, a wave of pressure disturbance with certain frequency is induced. this wave then propagates to the upstream with high speed, and results in the overlap and amplification of the waves when the frequencies of them are close with each other

    當前噴嘴流束中的不穩定擾波在穿過腔內的剪切層時,剪切層對其有選擇放大作用,形成渦環結構,剪切流中渦環與碰撞壁撞擊,在碰撞區域產生壓力擾波並向上游反射,在上游剪切層分離處誘發新的擾的產生,當新擾與原擾匹配時,射流上游就被不斷地受到周期性激勵,腔內就產生流體自激蕩並在後噴嘴出口形成射流。
  18. Firstly, the mechanism of self - excited oscillation was introduced. when the water jets from the inlet nozzle flows into the chamber, the momentum exchange between the jet and the liquid in the chamber occurs, thus to form an unstable shearing layer with certain thickness

    這是一種嶄新的強化換熱技術,流體能夠造成換熱器全程的換熱強化,而且自激射流強化換熱技術本身是一種無功強化的方法,無需輸入外部能量來產生擾
  19. When the pulsating jet was introduced in the heat exchanger, pulsating flow leads to the formation of an amount of vortices near the tube wall. the boundary layer was destroyed and the mixing of liquid was improved, so heat transfer enhancement was achieved

    將自激射流引入換熱器后,流體的導致了壁面處旋渦的大量生成,增加了流體的摻混,實現強化換熱的目的。
  20. Mechanical vibration and shock - cold provocation tests for the assessment of peripheral vascular function - part 1 : measurement and evaluation of finger skin temperature iso 14835 - 1 : 2005

    機械擊.評估周邊管功能的冷刺激試驗.第1部
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