自由頻率 的英文怎麼說

中文拼音 [zìyóubīnlǜ]
自由頻率 英文
free frequency
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 由 : causereason
  • 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
  • 自由 : freedomliberty
  • 頻率 : frequency; rate
  1. Such classes are separated by "natural breaks" in the frequency distribution or the analogous cumulative curve.

    這樣的級可由頻率分佈或類似的累積曲線中的自然斷點劃分開來。
  2. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來，計算分析了成層地基中單樁的橫向地震響應，得到了以下結論： 1 ）上部結構慣性力對樁的橫向地震響應的影響不可忽略； 2 ）成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構質量的影響，隨地震基本加速度、上部結構質量的增大而增大；場地特徵頻率越接近樁基自振頻率，樁基地震響應越大，等於自振頻率時，由於發生共振現象，樁基響應幅值最大； 3 ）樁土剛度比越大，樁土之間的相對位移的幅值越大； 4 ）樁頂固接的連接方式，可以有效地降低地震時單樁的橫向地震響應。
  3. In the two - photon resonance case, part of the input pulse energy is transformed into higher and lower frequency components through amplified spontaneous emission and four - wave mixing, and the medium shows strong optical power limiting effect

    在雙光子共振情況下，即入射脈沖頻率等於1 、 3能級之間的共振頻率的一半，由於介質中放大的自發輻射和四波混頻的作用，部分入射脈沖能量轉化為高頻和低頻電場成分的能量，分子介質表現出了很強的光功率限幅特性。
  4. In this paper, on the basis of absorption of achievements of the research on auditory physiology, an auditory model simulationg the peripheral auditory system and part of the central auditory system is set up. the model is made of the fitlters presenting the characteristics of the basilar membrane for analyzing the voice signals, the half wave rectification modeling the inner hair cells and energy transfer of nerve fiber

    在吸收聽覺生理學研究成果基礎上，建立了一個模擬外圍聽覺系統和部分中樞聖經系統功能的聽覺模型。模型由表徵基底膜的頻率分析的帶通濾波器組、內毛細胞的半波整流特性和神經纖維的能量轉換特性組成，該模型可以作為前端處理來提取語音信號的自相關圖譜。
  5. The equation including the nonlinear dispersion, i. e. the modified nonlinear schrodinger ( mnls ) equation, is a better model. in this thesis, we take mnls solitons as a model for femtosecond soltions. then based on the recently developed direct perturbation theory for perturbed mnls equation, we study the raman self - frequency shift of femtosecond solitons and its suppression by the means of frequency filters. for this purpose, first, we define the physical parameters of mnls solitons ; next, through the direct perturbation theory for perturbed mnls equation, under adiabatic approximation, we obtain the evolving parameters of mnls soliton on our questions and then choose the parameters of frequency filters based on it ; at last, we directly numerically simulated our questions by split - step fourier ( ssf ) method after improving the arithmetic of the differentiation of the nonlinear item for satisfying mnls equation

    本論文以mnls孤子作為光纖飛秒孤子的模型，通過新近建立的mnls孤子直接微擾理論，研究光纖中由拉曼效應引起的飛秒孤子在傳輸中的自頻移，以及通過頻率濾波對自頻移的抑制。為此，首先給出描述mnls孤子的各物理量，然後用mnls孤子直接微擾理論，解析地得到這些問題絕熱近似下的孤子參數演化，並由此選擇頻率濾波的參數，最後用分步傅里葉方法，在對非線性項微商的演算法做出了適合於mnls孤子的改善後，對拉曼效應及頻率濾波進行了直接數值模擬，其中頻率濾波參數用微擾理論確定。
  6. Usually point a kind of inside to pack the arithmetic figure cent the network with the box of the power enlarger. arithmetic figure type the power enlarger for method for signal for inputting for arithmetic figure comparing, at with arithmetic figure signal handling again and again partitioning the empress, then and respectively these signals transformation is imitating the signal, then again from eachly from of box enlarge the empress to go to again to push the the cowgirl in the box to pronounce the unit

    通常指一種內裝數字分頻網路和功率放大器的音箱。數字式音箱輸入的信號為數字比特流，在用數字信號處理的方法將音頻頻譜分割后，便分別將這些信號變換為模擬信號，然後再由各自的功率放大器放大后再去推動音箱中的相應發音單元。
  7. A big part of freshmans don t know how their device is modemed or even the frequency, they usually begin work as soon as they reach the site, interference sometimes caused ; in fact remote controlled flying models are very suitalbe for colony games, knowing each other s frequency can benefit the safety and friends making, why not do that

    有很大部分的初學者不知道自己所使用設備的調制方式甚至頻率，到場就自己在一邊「埋頭苦幹」起來，往往由此引起干擾事故發生。其實遙控模型絕對是適合群體活動的休閑運動，難得有同好知己，到場就應相互點頭問候頻率，既可結交朋友又能確保安全，何樂而不為？
  8. 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。
  9. Pid control method is established and the corresponding parameters are got with the methods of roots design and frequency design. finally, numeric simulation and semi - objects simulation are finished

    根據自動控制原理，本文確定了pid控制的策略，建立了pid控制器，並由根軌跡設計方法和頻率設計方法確定了相應的控制器系數。
  10. Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike

    由於行波管的大功率和高頻率等特性，目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的，而電子槍是行波管中產生電子注並使它成型的基本部件，電子槍的結構設計決定了槍體自身必須具有良好的抗振可靠性，否則結構發生共振或振動位移過量，就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。
  11. The cable tension plays an important role in the construction control and long - term monitoring of cable - supported structures. the engineering implementation of a vibration - based cable tension evaluation is mostly carried out based on the taut string theory where the cable tension is estimated from measured natural frequencies by use of a simple explicit formula

    振動法測索力廣泛應用於索結構的施工控制和健康監測，其原理是基於弦振動理論：索拉力與自振頻率之間存在簡單的關系，因此可以由實測的自振頻率計算得到索力。
  12. In the fourth part, the field irrigated water requirement were gotten based on the recommended irrigation schedules and irrigated areas often crops. in this paper, the reference evapotranspition et0 in three counties in bid was computed by penman - monteith method and the crop coefficients, kc of ten crops by kcisa model and the crop water requirements, etc, were computed simply by kc et0. meanwhile, four representative years by frequency analysis are gotten according to net irrigation requirements and planted areas of different crops in bojili irrigation district

    本文首先採用fao最新推薦的penman - monteith方法計算灌區的參照騰發量et _ 0 ，用kcisa按照fao的計算方法推求十種作物的作物系數k _ c ；由此基礎上計算出作物需水量et _ c ，根據結果分析了不同作物的需水規律；同時用作物缺水量nir （凈灌溉需水量）進行頻率計算，求出了灌區的四個代表年，並分析了代表年年內自然水分狀況和作物缺水規律。
  13. From the results, we can know that, the key way to raise the inductor quality factor and self resonance frequency is to less substrate eddy current loss. the simple model can accurately equal to each parameter on integrated inductor

    由模擬結果可知，提高集成電感品質因數與自諧振頻率的主要途徑是要減小襯底的渦流損耗，其簡約集總模型可較為精確的等效集成電感各埠電氣特性。
  14. Information of system auto and cross spectrum, auto and cross correlation. coherent function, signal to noise ratio, frequency response and impulse response was established to help the study and arrangement of the module components

    由力規及加速規兩量測之時域訊號，經快速富利葉轉換，計算其自頻譜及互頻譜，再經反富氏轉換回時域之自相關及互相關函數、相通函數、訊噪比、頻率響應函數、脈沖響應函數。
  15. The results show this approach is effective when there is massive cloud cover on the remote sense image. wavelet analysis is internationally recognized up to the minute tools for analyzing time - frequency. it is chiefly due to the " adaptive feature " and " mathematical micro - telescope feature "

    小波分析是目前國際上公認的最新時間-頻率分析工具，由於其「自適應性」和「數學顯微鏡性質」而成為許多學科共同關注的焦點，本文利用小波改善傳統數字圖像處理方法，取得了一定效果。
  16. Because the self - oscillation, the dynamic accuracy of the servo system is not only correlative with servo system parameters but also influenced by the input signal amplitude, frequency and the system self - oscillation state

    由於自振蕩狀態的存在，伺服系統的動態精度不僅與伺服系統的參數有關，還受到輸入信號幅值、頻率以及自振蕩頻率的影響。
  17. In a natural visual world dominated by low spatial frequencies, fixational eye movements appear to constitute an effective sampling strategy by which the visual system enhances the processing of spatial detail

    在由低空間頻率所支配的自然視覺世界中，凝視時眼球運動似乎構成一種有效的視覺抽樣，以此提高了視覺系統對立體視覺的處理能力。
  18. 2. 768 * 576 pixels and 24 bit real time dynamic and static pictures can be captured by a special medical video card. the number and quality of the pictures captured can be controlled by the frame frequency, size of the documents enacted. owing to the image real time compress technology, real time record can be long time, documents transcribed can be re - screened randomly, operation database can be created automatically, normative operation reports can be printed freely

    2 、通過一塊專有的圖像採集卡可以捕獲768 * 576象素解析度的真彩實時動態和靜態圖像;可通過設定捕捉頻率、幀數、文件大小來控制所捕獲圖像的數量和質量;由於採用運動圖像實時壓縮技術，可以長時間實時錄像，同時能任意回放錄制的文件;自動生成手術數據庫，能隨意列印規范的手術報告單。
  19. The frequency of sampling, the number of signals and the total data quantity can be controlled by the program made for this acquisition system

    本採集系統的采樣頻率、通道數及采樣數據總量可以由自編的采樣程序控制。
  20. Contracted with the calculations of dam in rigid foundation, the frequencies are lesson and periods of dam are lengthened because of elastic restraint of foundation. and under earthquake load, the maximum displacement of dam top is larger

    與剛性地基下壩體計算結果相比，由於地基的彈性約束作用，壩體的自振頻率降低，周期延長；且在地震荷載作用下，壩頂最大動位移增大。
分享友人
分享到 Line

分享到臉書