相位移延遲 的英文怎麼說

中文拼音 [xiāngwèiyíyánchí]
相位移延遲 英文
phase-shift delay
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 遲 : Ⅰ形容詞1. （緩慢） slow; tardy; dilatory 2. （晚） late; delayed 3. （遲鈍） slow; obtuseⅡ名詞（姓氏） a surname
  1. Ocean tide has an effect on gps stations and there is a strong correlation between the vertical displacement and the zenith delay at a gps station, so the effect of ocean tide on the precise determination of gps stations " coordinates, baseline vectors, and zenith delay should not be neglectable

    由於海潮對測站位移的影響以及測站垂直位移與天頂延遲存在很強的相關性，所以海潮對精密測定測站坐標、基線和天頂延遲的影響不可忽略。
  2. 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

    提出了填充脈沖數預設定的方法，可以將干涉條紋鎖定在任意設定的位相位置，實現了用pzt同時實現振動補償和移相測量；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。
  3. When the analyzer was located in four angles, a photoelectric detector was used to gather the energy of laser, so we can calculate the retardation of wave plate with the phase shifting

    測量裝置採用了步進電機帶動檢偏器旋轉，運用光柵編碼器測角裝置測量檢偏器的轉動角度，使用光電探測器採集檢偏器在四個方位角度的光強值，根據移相演算法得出波片的相位延遲角。
  4. On the following, on the basis of formulas given above, three kinds of effects due to ionosphere are presented : image shift due to group delay which was caused by the difference between the group velocity and the velocity of light in the ionosphere ; image distortion due to ionospheric dispersion which can create second phase error of lfm signals ; the last, the phase perturbation caused by the irregularities of the ionosphere can reduce the coherent length and affect azimuthal resolution

    文中主要研究了電離層的三種影響：信號經過電離層傳播的群延遲引起的成像偏移；電離層的色散效應給線性調頻信號帶來二次相位誤差，導致圖像退化、失真；以及電離層的閃爍、湍流等不規則性引起的信號相位起伏。在此基礎上，比較分析了不同波段、帶寬條件下電離層的影響。
  5. Based on " lagging 30 - a commutation ", the " lagging 90 - a commutation " method is brought forward to overcome the shortages existing in the traditional zero bemf, then the rang of a is expanded and the reliability of commutation is increased

    針對該檢測方法中的相位延遲角問題，在原有的「延遲30 ?換相原理」的基礎上，利用「 90 ?換相原理」對其進行改進，增加了相位移的取值范圍，提高了電機換相時的可靠性。
  6. During the research, finding some important as follow : if wanting to get an ideal linearity of duamoop feedforward system, needing an accurate balance of amplitude and phase, so the attenuation, the delay and the phase in the circuit must be designed accurately

    本項研究還發現，雙環前饋系統要獲得理想的線性化效果，還需要精確的幅度和相位平衡，這在電路的設計中表現為要對迴路中的衰減和延遲以及移相環節進行準確的設計。
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