頻率方式 的英文怎麼說

中文拼音 [bīnlǜfāngshì]
頻率方式 英文
frequency modus
  • 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
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 頻率 : frequency; rate
  • 方式 : way; fashion; pattern
  1. 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。
  2. Video compression plays an important role on digit moving picture processing, since it affects the picture ' s quality, comprcssing rate and visual degree in video sequence. adopting the same aphesis on the different objects, this approach which has employed by mpeg - 2 standard has led to a blur image of key objects, especially for those of the human faces

    視頻壓縮是數字視頻處理的關鍵技術，其決定了圖像的質量、壓縮率和對象的可分辨性，但是目前的mpeg壓縮演算法將不同圖像對象以相同的方式處理使視頻圖像中的關鍵對象信息無法清晰表達。
  3. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上，獲得了該體制引信差頻信號中，距離信息的存在形式和特點，得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論，即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，結合無線電引信的具體特徵，提出了適用於無線電引信的頻率捷變序列的選擇原則，並構造了基於rs碼的寬間隔頻率捷變序列族。
  4. How many people can really attain such a level ? this disharmonious atmosphere is discernible even to the average person who does not practice spiritually, with the exception of a few very ignorant people and those who are as insensitive as timber. the more advanced one is in spiritual practice, the more sensitive one becomes, but when he eventually attains the highest level, every place will be the same to him

    在這個地球上，並非每個地方的振動頻率都是一樣的，因為地球上有各式各類的金屬礦，它們分佈的多寡並不相同，所以不修行的人，常會有很多住得不安穩的地方，但是對一位真正有修行的人而言，每個地方都是凈土，每個地方都是聖地，這種話說起來容易，做起來很難，有幾個人能真正達到這種境界？
  5. 6. pneumatic draw knife, single motor controls the moving way, the moving frequency is adjustable

    6氣動刮刀，擺動方式由單獨電機控制，擺動頻率可調。
  6. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  7. So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus

    本文對恆溫控制系統進行了研究，提出了以中頻感應加熱方式取代原有的電阻爐加熱方式，設計了一種分段控制的積分分離式數字pid控制器來控制中頻感應加熱裝置，並通過通信設計將恆溫控制系統與介損及體積電阻率測試系統有機結合為一體機，實驗結果表明該恆溫控制系統完全滿足介損及體積電阻率測試中的控溫要求。
  8. Binary linear ( vertical and horizontal ) polarization is used by all chinese communication satellites, and binary circular ( right - hand and left - hand ) polarization is often used by some intelsat and some russian satellites in c - band

    中國通信衛星都採用由垂直極化和水平極化構成的雙線極化頻率復用方式，國際衛星組織和俄羅斯的一些c頻段衛星則採用由左旋極化和右旋極化構成的雙圓極化頻率復用方式。
  9. The focus of this paper is the problem of frequency optimum codes of irrelevance processing. the method of researching optimum codes by using costas array method is given

    著重討論了非相干處理時的頻率最優編碼問題，給出了以costas陣列方式尋找最優編碼的方法。
  10. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式（ 16qam和4 - qpsk ）進行了模擬工作並給出了模擬結果，同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試；然後在基於軟體無線電思想的數字處理平臺（該數字處理平臺實現了中頻數字化）上用dsp軟體完成了載波的相位跟蹤。
  11. As a new development in the field of electronic oscilloscopes a hand - held digital oscilloscope is a truly integrated test tool, with digital storage oscilloscope ( dso ), multimeter and digital ondometer in one easy - to - use instrument

    =手持式數字示波表是示波器技術的一個新的發展方向。通過使用大規模集成電路和液晶顯示器，它把數字存儲示波器、數字頻率計、數字萬用表組合在一個手持式儀表體內。
  12. Minus means that space - time circular frequency has a reverse direction to particle wave or the phasic difference between two circular frequencies is

    式中負號表示時空偏轉圓頻率方向與波粒子的波函數圓頻率
  13. 2, under equally see the quantity, compress the calculate way s exportation code plain deal connect the good and bad that decide its function of the good and bad, or say, output the code the term of same alike rate the bottom, and the portrait quantity reflected the function of the compression calculate way. adopt with dv all because of the m - jpeg an inside compress the way, efficiency of their compression certainly want lower than mpeg2. certainly, this is an average circumstance, at the time that low code rate, the mpeg2 can compare the m - jpeg compression the ratio high and a lot of but keep the good diagram to resemble the quantity ; but at request the diagram to resemble the quantity the good time for example the sow the room program edit with empress period creation, their difference to is not very big. too is to say, just at the compression efficiency that not emphasize the portrait quantity that the circumstance, mpeg2 is high

    2在同樣的視頻質量下，壓縮演算法的輸出碼率直接決定其性能的優劣，或者說，輸出碼率相同的條件下，圖象質量的優劣反映了壓縮演算法的性能。由於m - jpeg和dv都是採用幀內壓縮方式，它們的壓縮效率當然要比mpeg2低。當然，這是一個平均情況，在低碼率的時候， mpeg2可以比m - jpeg的壓縮比高很多而保持較好的圖像質量而在要求圖像質量很好的時候比如演播室節目編輯和後期製作，它們的差別不是很大。
  14. Heredity modes of 6 traits were studied by analysis of population genetics, by the method of family combination analysis, by the methods of proband ' s sib analysis, segregation analysis, the threshold model of polygenes, and analysis of typical family trees, according to the data of the 72 families. the relative importance between genetic and environmental effect on each character was evaluated by comparing the coherence of twins. gene frequencies of 5 genetic characters, calculated from han group in huhhot, were compared with other groups by u - test so as to study the population or nationality difference in heredity

    採用群體遺傳學分析、家系組合分析法、先證者同胞法、分離分析法及多基因閾值模式分析方法對所得家系資料進行了統計學分析，結合家繫系譜分析探討了上述6項特徵的遺傳方式；通過雙生子一致率的比較，對上述特徵的遺傳與環境效應的相對重要性進行了評價；計算了呼和浩特市漢族群體5對遺傳性狀的基因頻率，採用u檢驗方法與相關文獻報道的其他群體進行了比較，探討了不同種族間或民族間的遺傳差異性。
  15. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理，並設計製造了該測試系統，探索出了簡單方便可靠的測量方法，能夠準確客觀地反映蔭罩振動的各項參數（各振動模的振動頻率、振幅、衰減時間） ，實現了測試裝置的簡便化和測試過程的自動化，為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。
  16. In order to avoid the domain integral, the above two equations are simultaneously solved, and the corresponding expression of frequency equations are obtained rapidly and accurately

    為了避免求域內項的積分，將上述兩個方程進行聯立求解，快速、準確地得到薄板結構的頻率方程表達式。
  17. Based on the equivalent circuit, the resonance frequency equation is derived and the resonance frequency is obtained

    在此基礎上，推出了彈性薄圓盤徑向振動的頻率方程以及振子共振頻率的表達式。
  18. The formulas of three kinds of loaded ultrasonic transformers are presented ; then, the graphs of resonance frequency and the amplitude magnification coefficient, following the change of load, are charted by the programs of matlab

    得到了三類常用變幅桿頻率方程和放大系數的表達式；並通過matlab編程，分別繪制了三類變幅桿共振頻率及放大系數隨負載變化的曲線圖。
  19. Based on the transfer - matrix method, the general expressions of equivalent four - terminal network parameters of varying section torsional horn are derived, the relations between frequency equation and both the rotational velocity amplification and that of the surface tangential velocity of stepped type torsional ultrasonic horn with transitional section of cosine - like type are obtained

    摘要基於傳遞矩陣演算法，推導出了變截面桿扭轉振動時等效四端網路參量的一般表達式，研究了帶類餘弦過渡段階梯形變幅桿扭轉振動頻率方程與角速度放大倍數及外表面切向速度放大倍數等的關系。
  20. To highten the output frequency, a lc voltage controlled oscillator that calls crapoor circuit is adopted. its output frequency reaches about ighz

    在提高輸出頻率方面，採用克拉潑電路形式的lc壓控振蕩器，輸出頻率達到1ghz左右。
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