脈沖加載 的英文怎麼說

中文拼音 [màichōngjiāzǎi]
脈沖加載 英文
pulse loading
  • : 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
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  1. The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation

    高壓旋噴注漿技術具有適用范圍、適用地層較廣,施工方便,耐久性好,材料廣闊等特點;其固地基機理主要是通過流動壓、噴射流的動負荷、水塊的擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基,從而提高地基承力,減少沉降變形。
  2. 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梁模型對動力下kelvin粘彈性地基中管道固有振動性狀進行了分析,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、振型迭法等對管道在動力交通荷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,使得結果描述更真實準確。
  3. A very low ring of the antenna has been demonstrated with measurement results

    實際測試結果顯示,電阻漸變槽線天線拖尾的幅度非常低。
  4. The study of the effect of material properties and dimensions and loading currents on liner buckling, using a capacitor bank as a driver, indicates that the mode number for buckling increases with the ratio of radius to thickness of a liner, and the yield strength to plastic hardening modulus, but keeps invariable with the increase of loading current, and that the magnitude of buckling increases with the loading current

    用電容器組發生器裝置作為驅動源,設計4種不同材料、不同尺寸的金屬套簡,通過調節電容器組的充電電壓得到不同的電流,研究材料及幾何參數、特性對套簡屈曲的影響;採用瞬態非線性有限元方法對實驗結果進行了數值模擬。
  5. In chapter 3, this paper recommended the methods of estimating the parameter of moving target using cyclostationary and analyzed the performance of this method firstly, and put forward a recursive method for estimating the parameter ( velocity, acceleration ) of moving target combining the characteristic of high - prf pulsed doppler radar. then, based on the resolution of doppler and acceleration, combining the characteristic of the doppler spectrun and acceleration spectrum, this paper put forward a new method for differentiating muli - target

    然後,從彈高重頻多普勒雷達的多普勒解析度和速度解析度出發,結合不同編隊方式的多目標回波信號的特點,分析了多目標和單個目標的回波信號的多普勒譜和速度譜的特性,提出了一種基於一維多普勒像和一維速度像的級次多目標分辨演算法。
  6. Aiming at the restrictions of fft methods, this paper put forward a transform naming changing scale discrete chirp - fourier transform and applied it to detecting accelaration target using missle - borne high - prf pulsed doppler radar, at last this paper put forward a new sequential detection method. in the third part of this paper, aiming at the different characteristic of the extended target spectrum, this paper discussed the detecting and precised measuring the extended spectrum of the target

    針對傳統fft對速目標進行積累檢測時的局限性,提出了一種變尺度離散chirp ? fourier變換並將其應用於彈高重頻多普勒體制雷達對速運動目標的檢測背景中,提出了一種對速運動目標的序貫檢測演算法。
  7. It really provides convenience to evaluate and optimize the design result. 3 ) vibration analysis has been fulfilled by calling some math libraries and graphic libraries in matlab to plot graphics such as velocity - time, displacement - velocity, step response, impulse response, gain - frequency and phase - frequency. we can know the capabilities of the spring system from the graphics

    3 、在matlab環境下調用相應的數學函數庫和圖形庫對設計的彈簧進行分析,繪制彈簧后系統的速度-時間響應曲線、速度-位移響應曲線、階躍響應曲線、響應曲線、增益-頻率響應曲線和相角-頻率響應曲線,根據曲線來分析系統的各項性能。
  8. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於時域有限差分法和完全匹配層技術的數值模擬方法之後,首先從運動電荷和電力線的角度直觀地描述了電磁波的輻射過程,然後進一步從場與電荷相互作用的角度分析了天線上電荷是如何被速以及如何維持其運動狀態的,指出了開放空間中突然出現的時變電場(位移電流)是電磁波輻射的根本原因.文中還對局部電阻的天線和局部彎曲的天線進行了研究,以進一步說明上述觀點.對多種情況下的輻射過程進行了數值模擬,並給出了電場的等高線和空間波形圖,這些圖形對理解電磁波的輻射機理非常有益
  9. For investigating thermal character changing of matter with shock compression, we need to measure the time character of radiating spectrum of matter with shock compression and its temperature, that is to measure transient time - resolved spectrum and its temperature

    為了研究下物質熱特性的變化,需要測量擊壓縮態物質所發射熱輻射光譜及溫度的時間特性,即進行瞬態光譜的時間分辨測量及溫度解析。
  10. Based on the transform of coordinate and principle of superposition, a generalized integral formula dealing with moving load problem is established. an impulse response function used in the integral is obtained by means of laplace and hankel transform

    在論文中,基於線性系統的疊原理和坐標變換,建立了求解移動荷作用下粘彈性地基板的動力響應積分公式,把運動荷問題轉化為獲取位移響應函數。
  11. The maximum output current on a 60uh inductive load was 1660a, and the maximum peaking voltage on resistive and capacitive loads was over 100kv in our experiments

    我們還利用爆炸擊波技術對pzt95 5鐵電陶瓷進行了實驗研究,在60 h的電感負上得到1660a的電流,在電阻和電容負上獲得100kv 、 2
  12. Adopting relatively simple mechanical model and predigested boundary condition and taking a straight bar applied one end with an semi - sine impulse to simulate the rigid target impacted by a projectile as an example, the relation between the stress wave propagation and acceleration of projectile has been analyzed by theoretical deduction and computer simulation

    摘要採用較為簡單的力學模型和簡化的邊界條件,以直桿一端施一半正弦和模擬彈體擊剛性靶為例,用理論推導和計算機模擬的方法分析應力波傳播和彈體速度的關系。
  13. The main achievement of the paper is to recommend the 90 point as the best place for sensor by the contrast of numerical calculation results and test signals. on the point the high frequency disturbing signal was weakened very much when the load impulse was changed, which could be explained when vibration shape was considered

    本文最重要的工作是通過數值計算與實驗的對比確定點擊作用下傳感器的最佳接收位置,即距離點相對于管樁截面中心夾角為90的點。
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