頻率數 的英文怎麼說

中文拼音 [bīnlǜshǔ]
頻率數 英文
frequency number
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 頻率 : frequency; rate
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念，並以加速度模糊函數為分析工具，詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。
  2. The waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated

    利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系，系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線，通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。
  3. In addition, this paper numerically investigated the influence of the lumped parameters of the gunn diode on the frequency of the oscillation, and the tuning techniques of the oscillation frequency of the active antenna

    本文還利用fdtd法數值研究了gunn二極體的集總參數對振蕩頻率的影響以及有源天線振蕩頻率的調諧技術。
  4. The frequency response function includes an aerodynamic transfer function.

    頻率的主函數包括主動力傳遞函數。
  5. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分，採用可編程濾波器max262 ，這樣就滿足了該數據採集裝置所採集的信號的頻率范圍較寬以及具有較低的噪聲水平的要求，為了使采樣到的信號的幅度滿足後面a d轉換器的要求，採用max551對采樣到的信號進行調理（增益控制） 。
  6. 2. to the circular plate working in axial symmetry vibration at resonant frequency, the equivalent mass in analytical form is derived, that ' s is, and further, the equivalent compliance is obtained using the formula c = 1l 2 m

    對于工作在諧振頻率下做軸對稱運動的階梯圓板，採用解析法求得它的等效質量，並由c = 1 / ~ 2m求得等效彈性系數。
  7. Such tags could emit 128 different signals in parallel, allowing the collection of data about an animal ' s breathing rate, wing - beat frequency and heartbeat ( if it were a species that actually has a beating heart ) in addition to its geographical location

    佩帶器還可以發射128種不同的信號，這樣除了動物地理位置之外，還可以收集其它分門別類的數據，諸如動物的呼吸、翼擺、心跳頻率（針對有心跳頻率的動物）等等。
  8. Waves from binary stars are mostly low frequency waves ; this makes their signals hard to separate from the earth ' s gravitational field and vibrations in the earth

    它們發出的引力波大多數是低頻率的，這就使這些引力波難以和地球引力場的震蕩區分。
  9. Curve b could represent the frequency of the number of days required to sell a real-estate brokerage business.

    曲線B可用以描述房屋經紀商出售住宅所需天數的頻率分佈。
  10. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎，對慣性制動器在制動時的振動進行數學建模，然後用matlab對其進行模擬，得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系，為慣性制動器的結構優化提供了理論依據。
  11. Function shows the duration and frequency of each behavior pattern, and the output file of the frequency contingency table. all saved files are in ascii format and can be read by most commercial word processors and statistics programs

    在分析功能方面，除了可計算每一行為目錄的持續時間和發生頻率等基本數據之外，並可以把行為序列轉換成頻度關連表，再由
  12. Analyzing data " function shows the duration and frequency of each behavior pattern, and the output file of the frequency contingency table. all saved files are in ascii format and can be read by most commercial word processors and statistics programs

    在分析功能方面，除了可計算每一行為目錄的持續時間和發生頻率等基本數據之外，並可以把行為序列轉換成頻度關連表，再由
  13. Compound frequency distribution

    復合頻率數分佈
  14. Software - practice and experience, mar. 1994, 24 : 327 - 336. 13 han d, xiao c, zhou r et al. load shedding for window joins over data streams

    分別採用了窗口計數器預估數組和頻率數組來維護相應統計信息，並在實際中使用樹狀數組取代頻率數組以提高計算效率
  15. In case of the insufficient corpus, we introduce the phrase web frequency as a evaluation rule

    2 .針對英漢雙語語料庫規模不足的現狀，本文將引入網路搜索頻率數的方法。
  16. This paper brings forward a dynamic group cache mechanism, which fully considers data access frequency, validity and consistency of data, and which reduces the network load and improve the response speed by reducing the distance of data transmission

    本文提出的組緩沖機制，充分考慮了數據訪問頻率、數據有效性和一致性，將部分數據緩沖在組內，減少了查詢時數據傳輸的距離，進而減少網路通信開銷，提高查詢響應速度。
  17. After analyzing the range vernier ' s principle, the needed data is presented in applying range vernier to modern radar, including range data, i / q data and doppler frequency data

    通過對游標測距原理的分析，得到了實現游標測距所需的雷達測量數據，即距離數據、基帶i / q數據和多普勒頻率數據。
  18. The results of this work are valid for under - damping modes provided that the sampling rate is sufficiently higher than the natural frequencies of interest

    本文提出的理論解在假設取樣頻率高於自然頻率數倍以上時可適用於所有次阻尼的模組，因此較過去的研究結果更為完整。
  19. A computer implemented method of generating keyword recommendations is provided, which includes providing keyword frequency data in computer readable media that indicate frequency counts of keywords used in past internet searches ; providing keyword affinity data in computer readable media that indicate affinities between pairs of keywords used in past user internet searches ; identifying keywords from the keyword frequency data that include the selected keyword ; identifying keywords from the keyword affinity data that have an affinity to the selected keyword ; and prioritizing the identified keywords based upon the keyword frequency

    一產生關鍵詞優點的電腦執行方法被提供哪一個包含提供在電腦有趣媒體中關鍵詞頻率數據，其說明在過去因特網搜索中使用關鍵詞的頻率罪狀的;提供在電腦中關鍵詞喜好數據有趣媒體搜尋，其指示在對在過去用戶因特網中使用關鍵詞之間喜好的;辨認出從包含有選擇的關鍵詞的關鍵詞頻率數據關鍵詞;辨認出從關鍵詞喜好數據關鍵詞，其有一向有選擇的關鍵詞喜好的;和按優先順序列出在關鍵詞頻率上把辨認出關鍵詞放置在基座上
  20. All sampling requirements ( sample frequency, quantity, checking parameters, etc. ) well specified and documented

    所有抽樣要求（抽樣頻率，數量，檢驗專案及參數等）都有詳細說明和有文件證明
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