頻率時間控制 的英文怎麼說

中文拼音 [bīnshíjiānkòngzhì]
頻率時間控制 英文
ftc frequency time control
  • : 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...
  • : 率名詞(比值) rate; ratio; proportion
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 頻率 : frequency; rate
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. It can create micro magnetic field. it combine computer proceeding frequency vibration massage and low frequency bioelectricity impulse treatment. easy to use. instruction manual included

    4 .生物電脈沖模式和電腦振動狀態的按摩分別設有定鍵3分鐘5分鐘15分鐘。
  2. The modulation of sound properties over a wide range of time scales is one of the most obvious characters of oscine passerine ' s vocal, whose song contains many different kinds of syllables that consist of many more multiple song phrases. in oscine passerine, ipsilateral projections of ra to nxiits innervates the ipsilateral syringeal muscles exactly, and thus they have strong ability of vocal control with variable tones, high frequency and higher lever of quality. as a result, the songs sound well

    鳴禽鳴囀的最大特點之一便是其單次鳴唱長,鳴唱所包含的音節數量和音節種類繁多,因而由這些音節所組成的句型結構也是復雜多樣富於變化,且由於nxiits嚴格的側別(每一側核團只支配同側鳴肌) ,使其具有更強的聲能力,其鳴聲音調變化幅度大,高,品質因數大,音色好,因而其鳴聲也悅耳動聽。
  3. The approximate computation method is used in float point computation of system ' s control algorithms on fixed - point dsp after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements output voltaic with low harmonic and high control precision of frequency

    通過從運行和佔用空等方面比較在定點dsp上實現浮點數運算的幾種方法,並選擇了近似計演算法作為系統演算法浮點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和精度高的輸出電壓。
  4. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導特性優良的鐵氧體;為了備所需性能的鐵氧體,需要嚴格配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導,而為了獲得良好的特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫和燒結氣氛是高磁導mnzn鐵氧體備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止,就要適當地細化晶粒、增加晶粒內部的氣孔。
  5. The article originated some conversion algorithms based on the data flow of multiplexing. it includes de - multiplexing ps, pretreating audio, disposing ps / ts system layer, calculate time information, controling stream output. the project describes the five parts of software system

    本文分析了轉碼設計中的信息、碼等關鍵問題,提出了按碼流合成的數據流程進行轉碼的架構,實現了編碼演算法: ps流解復用、音預處理、 ps / ts的系統層處理、信息處理、碼流輸出共五個部分。
  6. When the accelerating time of frequency is equal to zero, this paper discusses the gain of inventer - induction motor under the vector controlled and non - vect or c ontrolled. at the same time, this paper discusses it while the time of slope is no t zero. the m othod of the slippery and difference is introduced in this papaer for designing the system contained inv - m

    討論了加速為零,矢量和非矢量兩種情況的通用變器異步電動機的傳遞函數,同也討論了斜坡給定不為零的通用變器異步電動機傳遞函數,介紹了滑差限定的方法,為設計含有inv - m的系統提高提供了理論依據
  7. Abstract : when the accelerating time of frequency is equal to zero, this paper discusses the gain of inventer - induction motor under the vector controlled and non - vect or c ontrolled. at the same time, this paper discusses it while the time of slope is no t zero. the m othod of the slippery and difference is introduced in this papaer for designing the system contained inv - m

    文摘:討論了加速為零,矢量和非矢量兩種情況的通用變器異步電動機的傳遞函數,同也討論了斜坡給定不為零的通用變器異步電動機傳遞函數,介紹了滑差限定的方法,為設計含有inv - m的系統提高提供了理論依據
  8. With the development of the converter drive technology, the requirement for the variable frequency drive are becoming more and more strict especially for the modern converter drive employing fast switching semiconductor igbt , though it has high pulse frequency and refreshing time of only nanoseconds, it generates emf that has adverse effect on the environment

    隨著傳動技術的發展,對變速傳動系統的要求越來越高,尤其是對採用快速切換的igbt半導體現代變技術,盡管脈沖高或更斷僅毫微秒內,但它們會對周圍環境產生電磁場。
  9. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空電壓矢量策略進行分析,提出了給定參考矢量所在區判斷的簡化方法,以及電壓矢量作用的求取方法;分析了電流滯環策略,推導出開關與滯環帶寬以及整流器輸入電感之的關系;應用瞬理論分析pwm整流器功原理,通過虛擬磁鏈估計有功功和無功功,用matlab實現了直接功,並驗證了該方法的正確性。
  10. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀器在線采樣動態跟蹤測量系統,采樣大於5hz ,在跟蹤小於2cm / s低速運動目標,測量精度好於2mm ;完成對饋源二次精調系統的檢測,包括對二次精調平臺位置基準的標定和觀測棱鏡偏心差的測定;設計不同動態測量實驗,對全站儀動態跟蹤的誤差來源和特點進行了分析;從實驗角度,對全站儀的測量滯及其穩定性進行了測試分析,給出了定量的結果;比較了全站儀和計算機的內部系統,發現兩者存在較大差異。
  11. Many experiments on the effects with the change of several parameters, such as initial charging current, amplitude and frequency of positive pulses, variety of the amplitude of positive pulses among each charging stages, amplitude and duration of negative pulses, duration between positive and negative pulses, have been performed. the results of analysis and comparison of experimental data verify the validity and feasibility of the fast - charging method. on this basis, a new type of control strategy is advanced

    就充電過程中的起始充電電流、正脈沖的幅值、正脈沖的、各充電級之正脈沖幅值的變化幅度、負脈沖的幅值、負脈沖的持續、正負脈沖之的停歇等幾個參數進行了大量的實驗,對實驗數據進行分析和比較,驗證了快速充電方法的有效性和可行性,在此基礎上提出了一種新型快速充電策略。
  12. The concept of " timing " in the article is not the clock in our ordinary living, but syntheses which is made up of some frequency source in the signal generator ( such as cs atom frequency standard, rb clock & high accuracy quartz crystal oscillator ) which produces the primary frequency, the matching input interface and the matching output interface and controlling circuit etc. for example, bits is a kind of timing equipment, which is used to control the timing of some functions

    本文論及的「鐘」概念不是指日常生活中使用的鐘表,而是由產生基準的信號發生器(如銫原子標準、銣鐘及高精度石英晶體振蕩器等)中的某種源以及相配套的輸入、輸出介面和電路等組成的一整套具有特定同步定功能的綜合體。如bits就是一種鐘設備,它提供用在通信系統中某些功能的定基準設備,鐘提供的信號稱為基準信號、定信號或同步信號。
  13. The output module can set the interval of the laser pulse to change from 50ns to < wp = 5 > 3. 2ms in steps of 50ns, and the frequency from 500hz to 100khz in steps of 1hz. it can control well the spcm and the input module

    輸出系統能單光子發射在50ns到3 . 2ms之步進50ns可調,發射在500hz到100khz之步進1hz可調,並能很好地單光子探測器和數據採集系統的工作。
  14. To receive energy transmitted in a steered beam by any of the three scanning methods, the applied frequency, time, or phase relationships are maintained at each element, which has the effect of making the radar sensitive to energy from the direction of transmission

    仍然以每個單元接收通過三種掃描方法? ?,相位關系波束發射的能量,這使雷達對發射方向的能量敏感。
  15. The frequency response of sampled - data control systems is studied in detail. the presently accepted definition of the frequency response and the relatedcomputation with time - domain and frequency - domain lifting techniques are analyzedand discussed, and it is pointed out that the frequency response thus obtained isindeed the frequency response of the lifted system. because the frequency responseof the system can not be preserved by lifting, the frequency response of the liftedsystem has nothing to do with the real frequency response of the sampled - datacontrol system

    對目前公認的響應的定義和計算方法? ?域提升法和域提升法進行了分析,指出這些演算法所給出的響應,實質上是提升系統的響應,由於提升並不能保證特性不變,所以提升系統的響應也就不是采樣系統的真正的響應。
  16. The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one

    在前人研究的基礎上,本文基於陳龍珠等曾提出的一組實用飽和土波動方程,用解析或半解析的方法首次較系統而深入地研究了飽和半空地基與基礎的扭轉振動問題,主要工作有:對于飽和地基上剛性圓板的扭轉振動,作者首先採用hankel變換求解了動力方程,得到了該方程在hankel變換域內的通解,然後由混合邊值條件建立了飽和地基上剛性基礎扭轉振動的對偶積分方程,並將其化為易於數值求解的第二類fredholm積分方程,用數值方法計算了基礎的動柔度和扭轉角幅值與振動的關系曲線,並將其與單相彈性介質情況進行了對比分析。
  17. The some fire control system is an advanced multi - senor short range air defense system, which integrated both x and ka bands searching and tracking radars, laser range finder, combined the control computer of subsystem with the master computer, and applied the technology of data fusion

    摘要某火系統集兩個波段的搜索雷達、跟蹤雷達和電視跟蹤器、激光測距機於一體,分系統處理計算機與系統主計算機相結合,採用了數據融合技術,是一部多傳感器集成的現代化防空系統,具有搜索性能好、反應快、抗干擾能力強、自動化程度高、使用性能好等特點。
  18. The approximate computation method is used in float point computation of system ' s control algorithms after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements excitation voltage with low harmonic and high control precision of frequency

    通過從運行和佔用空等方面比較實現浮點數運算的幾種方法,並選擇了近似計演算法作為系統演算法浮點數運算的方法,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和精度高的勵磁電壓。
  19. The simulation results of wcdma uplink is presented and analyzed. it shows that the combined power and rate control scheme achieve good spectrum efficiency and keep the data rate constant over long time periods

    模擬結果顯示我們提出的基於sir平衡的功聯合方案使系統有很好的譜效並在長保持數據速為一個恆定值。
  20. Electrical - controlled appliance includes single slice microcomputef, power supply, keyboard, liquid crystal display. the machine for body functional rehabilitation is controlled by enactment of five parameters, which are speed, range, position, frequency, time. the enactment of the five adjustable parameters used to realize six function that are anns stretching and circumrotating, wrist swing, finger stretching, crura anuckle stretching, anklebone swing

    將肢體運動康復機本身選用的六項功能用以下五個參數的設定來,即用速度、幅度、位置、這五個可調參數的來實現肢體運動康復機中上肢手臂伸屈、手臂旋轉、腕關節上下左右擺動、手指伸屈、下肢膝關節伸屈、踝關節上下左右擺動六個功能。
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