beam coupling 中文意思是什麼

beam coupling 解釋
電子束耦合
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  • coupling : n. 聯結;交尾;【機械工程】管箍;聯結器;軸接;(火車的)車鉤,【電學】耦合。
  1. Some of them are of advanced ones, such as 5 - face grinding machine, electronic beam perforator, vacuum brazing equipment, curvic coupling grinding machine, controlled atmospheric quenching over, 4 - axis and 5 - axis nc milling machines, equipment for multi - component impregnation, heavy - duty grinder and high speed broacher, etc

    擁有先進的五面磨床電子束打孔真空釬焊圓弧端磨可控氣氛淬火爐和四軸五軸數控銑床以及多元共滲強力磨削快速拉削等一批先進加工設備。
  2. Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response

    通過對衛星?天線形成的剛柔耦合系統進行動力學分析,獲得了衛星的剛體運動與天線的彈性振動之間的耦合影響規律及其真實的動力學行為,得到了天線結構參數對衛星?天線系統的固有特性及其動力學響應的影響規律,為衛星姿態控制和天線結構優化設計奠定了基礎。
  3. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次,本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用,包括同步工作條件、穩定條件和相位動態方程等,通過實驗確定了陣列中相鄰單元間耦合參數,並將之運用於有源集成天線二元陣和三元陣的設計,實驗結果與理論結果吻合較好。
  4. For coupling loss, the method to reduce this loss is pointed out without changing other structural parameters decided by the above requirements. y - branch loss is analyzed by bpm ( beam propagation method )

    對于耦合損耗,指出了在不改變前面結構參數(因為它們的設計是根據半波電壓和單模要求設定的)情況下,實現小耦合損耗的方法。
  5. A theoretical and experimental study of a new, efficient technique to couple a laser, emitting a highly elliptical beam, to a single - mode fiber without the use of bulk optical components is presented. the technique involves butt coupling the laser to a cylindrical lensed fiber and spherical lensed fiber

    本文從理論上和實驗上呈現了一個實用的耦合技術,即在沒有使用分立球形光學元件的情況下將高度橢圓化的激光光束通過透鏡光纖耦合到單模光纖中。
  6. ( 1 ) effects of externally applied electric fields on photorefractive two - beam coupling are analyzed. theoretic dependence of the intensity gain factor on applied field e0 in sbn : 60 is presented. and the experimental results obtained in two sbn : 61 : cr crystal samples with different dopant concentration show clearly that for properly applied fields, a larger f can be achieved effectively than that obtained with no field applied

    由兩塊不同摻cr濃度的sbn 61 cr晶體得到的實驗結果同時表明,適當的外電場作用能夠有效提高晶體的二波耦合增益,並且,外電場的作用使晶體的響應速度大大提高,而晶體的最佳耦合角與外電場之間沒有明顯的依賴關系。
  7. In the situation that the reflection loss of the duct inwall was not in considering, even condensed the pump beam 100 times, it could realize the output efficiency of more than 70 %, this was that the other coupling way hardly to accomplish

    在不考慮內壁反射損耗的情況下,即使將泵浦光束縮束100倍,也能夠實現70 %以上的輸出效率,這是現有其他耦合方式難以實現的。
  8. In chapter 5, by number value simulation calculation and experiment of one simple support beam, we will compare the magnitude of the coupling static and dynamic stress at each point on the girder under harmonic excitation, and so find conclusions such as : ( 1 ) there are so much correlations between structure damage and environmental effect and exterior excitation leads dominant effects in structure damage that we should consider static and dynamic stress together. ( 2 ) new intension design rules should be set up, according which the range of structure possible damage position should be estimated in advance

    得到以下結論: ( 1 )結構的破壞和環境的影響密不可分,外部激勵在結構破壞中發揮了重要的作用,應該將結構所受的靜力和動力一起考慮; ( 2 )應該建立新的強度設計準則,並以此作為依據,對已知結構的可能損傷位置有預先的范圍估計,從而為損傷識別的準確定位提供理論依據。
  9. The detail study on the interaction between the electron beam and standing wave of complex cavity gyrotron with gradual transition and gyroklystron has been done in this dissertation, supported by the pre - study important items " the study on 8mm third harmonic gyrotron with a permanent magnet system " and " the study on 8mm high power gyroklystron ". the main works of this dissertation are listed as following : 1. the study on the rf distribution of the complex cavity with gradual transition is presented, in which the multi - modes coupling are taken into account

    本論文就是結合該課題組的「九?五」重點項目「 8mm三次諧波永磁包裝迴旋管技術的研究」及「十?五」重點項目「 8mm高功率迴旋速調管技術的研究」 ,對以諧振腔為互作用高頻系統的迴旋脈塞器件中兩種典型的器件? ?迴旋振蕩管及迴旋速調管中電子注與駐波場的互作用進行了深入細致的探討和研究,其中迴旋振蕩管採用的是漸變復合腔。
  10. Rigid - flexible coupling system ; rotating flexible beam ; active vibration control ; positive position feedback ; piezoelectric ceramic

    剛柔耦合系統旋轉柔性梁振動主動控制位置正反饋壓電陶瓷
  11. Beam - coupling factor

    電子耦合系數
  12. Aerospace series - pipe coupling 8 o30 ' in titanium alloy - ferrules, welded with dynamic beam seal end, for repair

    航空航天系列. 8 30 '鈦合金聯管節.檢修用帶動態梁密封端的焊接管箍
  13. And the steady - state coupling response time rdecreases from 0. 8s to 0. 3s. but there are almost no changes in 2peak with fields applied. ( 2 ) using the characters of two - beam coupling in sbn : 61 : cr crystals under applied fields, applications in image edge - enhancement and photorefractive edge - enhancement joint transform correlator are investigated

    ( 2 )研究了外加直流電場作用下sbn 61 cr晶體的二波耦合特性在光學圖像邊緣增強以及光折變邊緣增強聯合變換相關器等方面的應用,討論了外電場對光折變邊緣增強及光折變聯合變換相關識別效果的影響。
  14. ( 5 ) we present a photorefractive two - beam coupling jtc, in which a knsbn : cu crystal is used to a square - law converter by the nonlinear energy transfer property of the photorefractive two - beam coupling

    ( 5 )利用knsbn : cu晶體作為平方律轉換器件,實現實時的功率譜轉換,從而實現聯合變換相關識別。
  15. Beam coupling factor

    電子束耦合因數
  16. ( 2 ) taking the nonlinear energy transfer property of the photorefractive two - beam coupling in the sbn : 61 crystal doped with 1000ppm cr and the knsbn crystal doped with 0. 07wt % ce, edge - enhancement preprocessing can be achieved, which will results in the larger normalized intensity and narrower width of the correlation peaks. and the discrimination of the jtc is greatly improved

    ( 2 )利用sbn : 61 : cr晶體( 1000ppm )和knsbn : ce晶體( 0 . 07wt )的二波耦合能量非線性轉移特性,對聯合變換相關器的輸入圖像進行邊緣增強預處理,提高了相關峰的歸一化強度,減小了相關峰的半寬度,從而大大提高了相關器的識別能力。
  17. Theoretical study of the intensity dependence of two - beam coupling gain coefficient in photorefractive crystals

    光折變晶體兩波耦合增益系數強度特性理論研究
  18. By examining the micro mechanism of photorefractive effect, we can find that an external dc electric - field can greatly alter ( improve or worsen ) the photorefractive properties of sbnrcr. so it is important to study electric - field effects in these materials. in this thesis, the characters of beam coupling and transmission in sbn : cr crystals under external dc electric - fields are investigated theoretically and experimentally

    本文依據光折變非線性光學的光波耦合理論和傳輸理論,對sbn cr晶體在外加直流電場作用下的光波耦合特性和傳輸特性進行了理論分析和實驗研究,主要內容包括: ( 1 )從理論上分析了外加直流電場對光折變二波耦合增益的影響,給出了sbn 60晶體的強度增益系數隨外加電場變化的理論計算曲線。
  19. And we also analysis the parameters in the photorefractive two - beam coupling experiment

    並對光折變二波耦合實驗中一些參數選擇進行了分析。
  20. Finally, the comparison is made between the photorefractive edge - enhancement and two - beam coupling jtc

    本文最後對光折變邊緣增強和二波耦合聯合變換相關識別進行了比較。
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