高頻耦合 的英文怎麼說

中文拼音 [gāobīnǒu]
高頻耦合 英文
doorknob
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 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...
  • : Ⅰ動詞[書面語] (兩人並耕) plough side by sideⅡ名詞1 (古農具名) plough2 [書面語] (兩人一組) a...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 高頻 : high frequency
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. Determination of cao, mgo, sio2, fe2o3, tio2 in alundum powder by icp - aes

    剛玉粉中氧化鈣氧化鎂二氧化硅三氧化二鐵二氧化鈦的電感等離子體發射光譜法測定
  2. It shows that the modal shape and mode frequency are highly coupled with the viv response of a marine riser with low mass ratio

    該模型的計算結果表明,立管的模態振型、模態率與渦激振動響應,並且對于低質量比的情況尤為明顯。
  3. The interaction between atoms and photons has been investigated comprehensively by cavity quantum electronics - dynamic ( cavity qed ) in the last decades. with the manipulation of atoms developed by laser cooling and trapping and improvement of high finesses cavity with ultra - low losses, the interaction between atoms and photons has reached what is called strong - coupling range in optical domain

    從上世紀90年代發展起來的腔量子電動力學( cqed )從根本上揭示了光與原子的相互作用,光段腔qed對認識原子與光場的作用至關重要:隨著冷原子技術與品質光學腔的發展,原子與光子的相互作用達到強
  4. Light is a wave composed of coupled electric and magnetic fields oscillating in synchrony at very high frequencies

    光是一種由電場與磁場在一起進行同步振蕩所形成的波。
  5. The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes

    本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結麥克斯韋方程組和波導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬波導(波導層是單軸晶體,兩個波導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導界面法方向與傳輸方向構成的平面內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導面內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起階模式,階模即匪te波,也匪tm波,而是兩者而成的混模。
  6. Accurate simulation of switch circuit is needed in pin switch design, while limited by assembling techniques, serial resonance and channel inter - coupling exist in the common joint that bring a lot of difficulties for simulation. 2 - dementions simulation software can not establish accurate circuit mode for pin diode switch which gives simulation error, and it costs much more time with 3 - dementation simulation software, which is not applicable in practice for pin switch design

    Pin開關的設計中需要對開關電路進行準確模擬,然而、寬帶、多擲pin開關受裝配工藝的限制,開關公共結點附近存在著串聯諧振和相互,給pin開關的準確模擬帶來了困難:二維模擬軟體很難對電路進行準確建模,模擬誤差較大;三維模擬軟體耗時過長,難以在實際設計中應用。
  7. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦方式下,振蕩光模尺寸、最佳輸出率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡小功率ld泵浦nd : yag激光器和透鏡組功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  8. Tantalum lithium ( litao3 ), a novel single crystal material, developed and industrialized with the development of communication and information industries recently, owns the excellent performances such as high mechanical - electrical coupling coefficient, lower wear - resistance, excellent high - temperature stability, excellent high - frequency capability, etc. however, researches on tantalum lithium single crystal wafer around world are still lacking

    鉭酸鋰是近年來隨著通訊、信息產業迅速發展而開發並產業化的新型光電子材料。它具有機電系數大、低損耗、溫穩定性、性能好等優良的壓電、電光和熱電性能。
  9. In the paper, prescale technology, interpolate method, averaging method and multiple period synchronization method are used to measure the frequency accurately. diode demodulating technology, and power attenuated method or probe coupling & water load technology are employed to measure the power of high power microwave. isothermal technology is used to improve the stability of demodulator and to expend the range of square linear region

    本文採用預分法、內插法、多周期同步法、平均法實現了率的精確測量;利用二極體檢波技術,結衰減法或探針+水負載技術實現了大功率微波功率的測量;採用恆溫技術提了二極體檢波器穩定度;完成了單片機串口通信協議設計和系統電磁兼容的分析和設計。
  10. The signal sampling circuit fulfill the tasks of sampling signal and changing the double polarities signal to the single polarity signal ; the drive circuit receives the pwm signals from dsp and pass the signals to ipm through optical - couple devices ; the protective circuit safeguard the system against high current, high voltage, low voltage and high temperature on the ipm model

    其中信號處理電路主要完成採集輸出電流和中間直流環節電壓信號,並對採集到的電流信號進行極性變換處理的功能;驅動電路接收dsp輸出的驅動信號,通過器件直接驅動ipm模塊;保護電路利用採集到電氣信號對整個系統實施保護,包括過電流、過電壓、欠電壓、 ipm模塊過熱等。
  11. Through two - fluid and two - time - scale approximation, the dominating equations, which show the non - linear coupling between high frequency modulational field and the density disturbance of electrons and ions, are obtained

    這組方程描述了調制場和電子、離子密度低擾動之間的非線性
  12. Based on it, a new kind of helix slow - wave structure named elliptical helix slow - wave structure used in helix traveling wave tubes has been detailedly investigated. by studying the rf characteristics of this slow - wave structure, it ’ s found that higher operation frequency and interaction impedance will be obtained by increasing the eccentricity of helix or decreasing it of the shield. meanwhile, great potential of improving system bandwidth has also been found if the eccentricity of helix or shield or the two are properly choosed

    本文對近幾十年大功率行波管的研究進展進行了簡單討論,並在此基礎上研究了一種可應用於螺旋線行波管的新型的螺旋線慢波結構,即橢圓螺旋線慢波結構,通過對該螺旋線特性進行詳細分析,我們初步認為,選擇適當的螺旋線和屏蔽筒離心率,可以提系統工作率,增加系統阻抗,並且具有改善系統帶寬的潛力。
  13. After analyzing the noise in the high frequency carrier channel and computing the parameter of channel, we solved the kernel problems of coupling and matched impedance. separate designing the power, power amplification, port, transceiver and other circuits, we fitted together all circuits become the whole lonworks node circuit, and then triumphantly debugged it

    經過對載波通道的干擾特性分析和線路參數的計算,解決了和阻抗匹配等核心問題,並對電源、功放、介面、收發器等部分電路分別設計,最後形成了完整的lonworks節點硬體電路,並調試成功。
  14. In the process of maintaining and upgrading 8410 icp direct reading spectrometer, maintaining and adjusting of - 145 v switching power supply of icp high frequency generator are often required

    摘要在維修和改造8410型電感等離子體直讀光譜儀過程中,經常需要對icp發生器中的開關電源進行維修和調整。
  15. 2. we design a configuration of frequency - doubler according to the optimum focus condition and the cavity stability condition | a + d | < 2 and optimize it based on " mode - matching " and " optimum coupling ". 99. 96 % of optical impedance - match efficiency and over 95 % of spatial mode - matching efficiency are achieved eventually by using t = 10 % of input coupler in our experiment

    ( 2 )根據最佳聚焦條件和腔的穩定性條件( | a + d | 2 )對四鏡環型倍腔進行了設計,並分別從「模式匹配」和「最佳輸入鏡透射率的選擇」兩方面著手對腔進行優化,在我們的實驗中採用10的輸入鏡,獲得阻抗匹配效率為99 . 96 ,空間模式匹配效率於95以上的模式。
  16. In the aspect of saw devices, for zno has high coupling factor, and aln has high saw velocity, if zno thin film was deposited on aln thin film, the multiplayer film has not only high coupling factor, but also has high saw velocity, which was suitable for saw of high frequency

    在聲表面波器件應用方面,由於zno具有很大的機電系數,而aln的聲表面波傳播速度較,因此若zno和aln相結,則不僅具有大的機電系數,而且具有很的聲表面波速度,這非常適於製造聲表面波器件。
  17. A common structure for capacitors is two sheets of metal foil separated by sheets of plastic or paper dielectric and formed into a roll

    電解電容器、紙介電容器和塑料薄膜電容器不適用於
  18. 4. as an assistant analysis, cst microwave studio is applied to simulate dispersion characteristics and interaction impedance of rectangular groove guide. simulation show better agreement with theoretical results

    四、作為一種輔助的分析方法,本文還利用cstmicrowavestudio對曲折矩形槽波導慢波系統的特性做了模擬模擬,得到了色散曲線和阻抗,與理論結果符很好。
  19. Electroacoustics - simulators of human head and ear - an interim acoustic coupler for the calibration of audiometric earphones in the extended high - frequency range

    電聲學.人頭和耳模擬器.在超范圍內測聲耳機校正用間歇聽力
  20. Field use and test shows that, ( 1 ) the coupler drive system improves the soft characteristics in the starting and transmission of the pumping unit ; ( 2 ) the new drive system solves the problems of drive slippage and frequent change of rubber belt ; ( 3 ) it provides large transmission rate and enables adjusting the stroke number optionally ; ( 4 ) the system efficiency of the pumping unit can be improved and power consumption can be lowered by using the coupler drive system

    現場應用測試表明: ( 1 )器傳動系統可改善抽油機啟動和傳動中的軟特性,提整機和抽油桿的使用壽命; ( 2 )解決了抽油機膠帶傳動中打滑「丟轉」和繁更換膠帶等問題; ( 3 )實現了抽油機大傳動比,沖次任意可調,從而滿足供液不足油井和稠油注蒸汽生產井的不同需要; ( 4 )可提抽油機系統效率2 . 24 % ,日耗電量下降39 . 6 % 。
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