速度譜 的英文怎麼說

中文拼音 [sùdùpǔ]
速度譜 英文
velocity distribution
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 譜 : Ⅰ名詞[書面語]1 （按類別或系統編成的書或冊子等） table; chart; register 2 （指導練習的格式或圖形）...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. The test must work in a specify rotation spectrum, temperature spectrum and load spectrum to analogize the reality condition

    實驗器要在一定的載荷譜、溫度譜、轉速譜條件下工作，模擬軸承的實際工況。
  2. The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed

    較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。
  3. Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically

    考慮了各種彈性和非彈性碰撞過程，在純氧氣、純氮氣中，給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化；著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化，同時計算了激發發射光譜的波長。
  4. Given the initial conditions including ( 1 ) number density distribution in space which has the similar form to the present day ones, ( 2 ) both the power law and gaussian mass functions for clusters, and ( 3 ) two different velocity distributions which one has a constant dispersion and the other is described by the eddington formula, the dynamical evolution of globular clusters in our milky way galaxy is investigated in detail by means of monte carlo simulations

    本文採用與觀測結果具有相同形式的球狀星團空間密度分佈函數，在給定兩種球狀星團系統的初始質量譜（冪律的和對數高斯的）和兩種球狀星團系統的初始速度分佈函數（愛丁頓速度分佈函數和常數的速度彌散度）條件下，我們採用montecarlo的方法對球狀星團系統的動力學演化進行討論。
  5. Carrying the information of content, it has the function of content verification. this article compares various method of formant parameters calculation, and completes the calculation of the 5 former formant frequencies and bands. as pitch frequency

    在分別使用支持向量回歸和多項式回歸進行句子轉換的對比實驗中，支持向量回歸的頻譜更接近目標語音，但其執行速度慢，運算時間較長。
  6. Strauss usually rushed to get the notes down at the eleventh hour, scoring them at full speed waltzes, and polkas and marches, too

    斯特勞斯經常在夜裡11點時匆匆寫下歌詞，又以最快的速度把它譜成曲子? ?有圓舞曲、波爾卡也有進行曲。
  7. Because of the presence of the first - order sea echoes with dominant amplitude, the doppler resolution technique which based on the range - velocity transformation is needed to extract the targets information in hf radar

    高頻雷達工作在擁擠的短波波段，由於絕對占優的一階海浪回波的存在，必須採用基於距離?速度譜變換的多普勒頻率分辨技術來處理雜波，以提取目標信息。
  8. 4 a block diagram of phased array radar used which is used to measuring the distance, velocity and azimuth of the object in the horizontal plan and the highness in the vertical plane

    4給出了水平方向採用二維譜估計技術測距離、速度和方位，垂直方向採用波束掃描測高的小型車載相控陣雷達系統框圖。
  9. Meanwhile, the spectrum is also related to the shock wave velocity

    光譜的結構特徵也依賴于激波的速度。
  10. There are concerns that harvesting wild shrimp for aquaculture may deplete local shrimp populations or cause by - catch problems, hi addition, the use of wild shrimp poses a serious risk to the shrimp aquaculture industry because they may be carriers of virulent viruses. the life cycle of chinese shrimp has been closed, paving the way for the establishment of genetic improvement programs. the use of dna markers can contribute significantly to the development and implementation of genetic improvement programs

    本文嘗試利用aflp及其相關技術sampl在中國對蝦中篩選相關分子標記，並通過比較抗病中國對蝦（第四代抗病蝦）及對照（前幾代抗病中國對蝦、野生中國對蝦）譜帶差異，試圖找到與中國對蝦生長速度、抗病等性狀相關的分子標記或主效基因，為中國對蝦的遺傳圖譜構建、 qtl作圖、分子標記輔助選擇及其他育種方法奠定遺傳學基礎，同時對中國對蝦性別相關標記和sampl法發展微衛星標記作了一些探討。
  11. By picking up actual load on road of car body, use the electro - hydraulic servo road simulating system and the remote parameter cantrol system to iterate, take the iterating control target as an accelerated speed signal of spindle nose, iterate separately the loading spectrums on different road surfaces and finally merge the iterated results to obtain the loading spectrums for tests in the test bench

    通過對轎車車身實際道路載荷的採集，採用電液伺服道路模擬系統和遠程參數控制系統進行迭代（迭代控制目標為軸頭加速度信號，對不同路面的載荷譜分別進行迭代，最後將迭代的結果合併） ，得到用於臺架試驗的加載譜。
  12. The 3d anti 3c seismic processing flow established is used in processing of the real seismic data, achieving high quality velocity ratio spectrum and good non - hyperbolic nmo correction and stacking of 3d converted wave

    應用所建立的三維三分量地震資料處理流程，對某實際地震資料進行了處理，得到了較高質量的三維轉換波速度比譜，轉換波非雙曲動校正和疊加取得了較好效果。
  13. 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，從彈載高重頻脈沖多普勒雷達的多普勒解析度和加速度解析度出發，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加速度譜的特性，提出了一種基於一維多普勒像和一維加速度像的級次多目標分辨演算法。
  14. Second, based on the estimation, the fine dbf is performed and the target spectra are filtered. finally, the inverse velocity transformation and reverse weighting are done, and enough batches of signal are united

    然後，根據參量估值結果，進行精細的數字波束形成，濾出目標譜線，做速度譜反變換併合並多批數據，得到待處理的方位向信號。
  15. To deal with the echo information from doppler weather radar, in this paper we recommend the processing of some radar products ( cr, vcs, cappi, vil, wer, vwp ), according to the research of nim on weather radar, referred to other advanced algorithm of radar products from home and abroad and combined with the requirement of application in our country. these products are produced on the platform of windows 98 or windows 2000 by the use of visual c + +

    為了對多普勒天氣雷達的回波信息（包括強度、徑向速度和速度譜寬）進行加工、計算和處理，本文根據南京氣象學院在天氣雷達方面的長期研究積累，同時借鑒其他國內外先進的天氣雷達產品的演算法，結合我國氣象業務應用的要求，對多普勒天氣雷達的氣象產品（組合反射率因子、任意垂直剖面、等高平面位置顯示、垂直累積含水量、弱回波區顯示、 vad垂直風廓線等）進行工程化設計。
  16. All records are classified into three site conditions. for the two components of a record, two energy equivalent spectra are calculated, and the geometric mean of the two spectra are adopted to analysis by two - stage regression method using an attenuation model. then the attenuation law is attained

    對每一條記錄，取了兩個分量所計算的能量譜的幾何平均值，選擇了衰減模型，利用兩步回歸法，對這些能量等效速度譜做了統計擬合分析，得出了地震動四種能量反應譜隨震級、距離等參數的衰減規律。
  17. Unlike the range - doppler imaging in isar, this velocity transformation uses fft without the motion compensation. so the isar signal processing may not be applied directly

    多普勒原理相比，主要區別是速度譜變換直接採用快速傅里葉變換，而沒有isar的運動補償處理。
  18. The differences between this method and other similar methods are : ( 1 ) the fast synthetic source record algorithm based on the wave theory is adopted in prestack depth migration. ( 2 ) the plane wave source is used in migration that is consistent with the velocity analysis method. ( 3 ) by using the controlled illumination, the distortion of the plane wave source wavefield due to the lateral velocity variation is avoided therefore the error of velocity analysis is reduced and ( 4 ) the practical velocity spectrum makes the interactive migration velocity analysis feasible and convenient

    與其他類似偏移速度分析方法的不同點在於： （ 1 ）疊前深度偏移採用基於波動理論的快速合成震源記錄演算法； （ 2 ）偏移方法採用平面波震源，與速度分析方法一致； （ 3 ）應用控制照明技術，避免了因橫向變速而導致的平面波震源波場在傳播過程中的畸變，從而減小了速度分析的誤差； （ 4 ）實用的速度譜設計，使交互偏移速度分析可行且易於操作。
  19. Based on frequency - spectrum - transformation, this algorithm first changes acceleration spectrum into displacement spectrum, then calculates its amplitude, angular frequency and initial angle related to every displacement spectrum, finally sums up all the displacement components and forms the time course of the measured vibration

    該方法採用頻譜轉換法，首先將加速度譜轉換成位移譜，再計算出位移譜中每個頻率分量對應的幅值、圓頻率和初相角，最後對各位移分量進行疊加得到振動位移的時間歷程。
  20. First, the range - velocity transformation and the target detection are finished, and estimate the range, velocity and azimuth of the detected targets for target tracking

    故必須先依據高頻雷達信號處理流程完成對二維距離?速度譜變換以及對目標的檢測、參量估值和航跡建立。
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