流動電荷 的英文怎麼說

中文拼音 [liúdòngdiànhé]
流動電荷 英文
mobile charge
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 荷 : 荷名詞（蓮） lotus
  • 流動 : 1. （液體或氣體移動） flow; run; circulate 2. （經常變換位置） going from place to place; on the move; mobile
  1. A white led driver circuit is presented in this paper. the circuit drives up to four white leds with regulated constant current for uniform intensity. by utilizing proprietary adaptive 1x / 1. 5x modes and ultra - low - dropout current regulators, it maintains the highest possible efficiency over the full 1 - cell li + battery input voltage range

    整體電路以恆定電流驅動4隻白光led ，利用1倍/ 1 . 5倍分數型電荷泵和低壓差電流調節器，在整個鋰電池供電電壓范圍內保持最高的效率，並使四個白光led獲得均勻的亮度。
  2. Radiation spectrums of relativistic charged particles in a dipolar magnetic field were studied numerically in detail by using the current density of moving charged particles in this paper

    摘要從運動的荷電粒子產生的流密度出發，研究了在地球偶極磁場中運動的相對論性荷電粒子的輻射能量譜，並對其進行數值計算。
  3. The results showed that the fluorescent intensity of dph decreased and the fluorescent intensity of mc540 increased under sound stimulation, which indicated that the vesicles got looser, the charge density of membrane surface and the plasmalemma hydrophobicity decreased but the membrane fluidity increased

    結果表明，聲波刺激使標記質膜的dph熒光偏振值降低、 mc540熒光強度增加。表明一定強度和頻率的聲波刺激使質膜變的疏鬆，膜表面電荷密度降低，疏水性降低，流動性增加。
  4. The current is the charge flow per unit time.

    電流是每單位時間流動的電荷。
  5. The conclusion that the electromagnetic field is a covariant entia is drawn from the analysis of the forces acting on a moving charge beside a straight carrying wire in several frame of references by special principle of relativity

    摘要利用狹義相對論分別對同一載流直導線外一個運動電荷的受力情況在幾種常用的參考系中分析，得出電磁場是一個協變的統一體的結論。
  6. In an unstable and moist atmosphere, water droplets and ice pellets in the cloud will become electrically charged in convective motion

    在不穩定及潮濕的大氣中，雲層內的水滴及冰粒在對流活動中產生電荷。
  7. The over - current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. frequency deviation caused by faulty operation is also prevented

    當電流超過限制值時，過負荷電流繼電器自動保護振蕩管和整流器，同時可以避免由不當操作所引起的頻率漂移。
  8. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    在電路設計中，作者介紹了直流電機的工作原理和數學模型、脈寬調制（ pwm ）控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式，設計了驅動電路的總體結構，給出了電路的功能模塊，確定了設計的可行性，然後在子電路模塊中，重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路（電荷泵及自舉電路） 、低端功率管柵驅動電路和死區時間產生電路。
  9. In this paper, the theory of negatively charged surface states is used to investigate dynamic breakdown characteristics and the increase of gate - drain breakdown voltage as well as the reduction of saturated drain - source current after sulfur passivation. the measure which can improve the stability of sulfur passivation is proposed

    本論文通過對gaasmesfet擊穿機理和硫鈍化機理的研究，用負電荷表面態理論，解釋了gaasmesfet動態擊穿特性及硫鈍化后柵漏擊穿電壓增大、源漏飽和電流減小的機理，提出了改善硫鈍化穩定性的措施。
  10. In the cylinder2 - 1 / 2d code, object - oriented methodology is employed to increase flexibility and extensibility, a charge conserving current weighting algorithm and a multi - time - scale algorithm is used to enhance computational efficiency

    程序演算法中採用了滿足電流電荷連續性方程的電流分配方法和多時標推動粒子方法等，有效地提高了程序的計算速度。
  11. Speed of charge and distribution of displacement current

    電荷的運動速度與位移電流的分佈
  12. We can obtain the trap density by measuring the change of gate voltage of mos capacitance under constant current stress and the change of high frequency c - v curve before and after the stress

    該方法根據電荷陷落的動態平衡方程，測量恆流應力下mos電容的柵電壓變化曲線和應力前後的高頻cn曲線變化求解陷階密度。
  13. Then, a three - dimensional, comprehensive, steady - state mathematical model is described to investigate the fluid flow, heat transfer, species transport and electrochemical reaction in the pem fuel cells

    然後，發展了一個用於研究質子交換膜燃料電池特性的三維綜合的數學模型，模型同時考慮了流體流動、熱量傳遞、電荷傳遞、多組分傳遞和電化學動力學。
  14. For ionic materials a net motion of charged ions is possible that produces a current ; such is termed ionic conduction

    對于離子型材料來說，帶電荷離子的凈運動可以產生電流，這被稱為離子導電。
  15. A simple and easy operating criterion is put forward in accordance with the relation between positive - sequence component and negative - sequence component of stator current when the motor is in unbalance and single phase broken. based on analyzing the traditional inverse time - lag overloading protection of motors, an inverse time - lag operating equation with accumulating stator current is achieved, according to the differential equation of the heating and cooling while the current flows into the conductor

    在分析電動機傳統的反時限過負荷保護的基礎上，根據導體中流過電流時的發熱、散熱微分方程得到了累加定子電流的反時限過負荷保護動作方程，經簡化后得到累加定子電流的實用的反時限特性遞推公式。
  16. To maintain a continuous current, we must in some way maintain a force on the mobile charges in a conductor.

    為了在導體內維持恆電流，我們必須用某些方法，使導體內的可動電荷保持受到一個力。
  17. 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脈沖電磁波的輻射過程，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加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）是脈沖電磁波輻射的根本原因.文中還對局部電阻加載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.對多種情況下的脈沖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，這些圖形對理解脈沖電磁波的輻射機理非常有益
  18. This study analyzed the development of interaction and field by researching the interaction of charge. it also analyzed the regulation of the interaction, the concept of field and the relation between the field concept and other laws by studying the interaction of charge ( include “ the interaction of conductor ” 、 “ the interaction of static charge ” 、 “ the interaction of motion charge ” 、 “ the interaction of current element ” )

    通過對電荷間相互作用（包括「帶電導體之間」 、 「運動電荷之間」 、 「靜電荷間」 、 「電流元之間」的相互作用）的研究，分析相互作用的規律，並進一步研究場的概念，分析場概念與其他定律之間的關系。
  19. Then the penalty finite element formula can be derived through galerkin weighted residual method. to test the model, the paper calculate a cantilever sample and a four point bending beam under near static load and sinusoidal load

    針對浸泡在液體中的懸臂梁試件和四點彎曲試件，計算了在受躍階載荷和正弦載荷作用時的變形、流動以及流動電場分佈。
  20. Basing on the conclusion drawn by zheng guang - zhao, this paper has deduced the rule of the interaction of charges, currents, motive charge and current in different inertia reference systems, and has drawn the conclusion that electric field and magnetic field have perfect comformability in their essences

    摘要從鄭光召有關的結論出發，在不同的慣性參考系中導出電荷與電荷、運動電荷與電流和電流與電流之間的相互作用規律，得出電場和磁場在表達上具有完全的一致性。
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