振動發散的 的英文怎麼說

中文拼音 [zhèndòngsǎnde]
振動發散的 英文
oscillating divergent
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : 名詞(頭發) hair
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : 4次方是 The fourth power of 2 is direction
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices

    文摘:同時考慮次近鄰諧相互作用和三次方、四次方非諧相互作用,利用多重尺度結合準離近似方法去計算晶格行為,現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子,解釋了自局域結構幅度只取決于點陣中固有參數實驗現象
  2. Low frequency micro - vibration causes the micro - fluid to produce uniform dispersion and injection which carried out a hydrophobization treatment on the inner wall of micro - nozzle, thus eliminated the spontaneous flowing of micro - fluid inside the micro - nozzle due to wet ting effect so as to let the micro - injection be provided with a digitalized and volume controllable character

    壓電陶瓷低頻微使得微流體產生均勻和噴射;對微噴嘴內壁進行疏水化處理,從而消除微流體由於濕潤作用在微噴嘴內部性流,使得微噴射具有數字化量可控特徵。
  3. We study the time evolution law of the atomic response in an open - type inversionless lasing system when the probe or driving field is off - resonance, and compare the law with that obtained when the probe and driving fields are resonant. we find that the detuning has considerable effects on the time evolution law : when the probe or driving fields is off - resonance, the dispersive responses for the probe and driving fields are no longer 0 and the two - photon coherence is no longer a pure real ; the variation of the probe detuning can make the time evolution law of the population distributions and the gain ( absorbtion ) of the driving field changing obviously ; with detuning increasing, the time evolution behavior of the gain ( absorbtion ), dispersion of the probe field and the two - photon coherence will gradually diviate from the evolution law of the standard damped oscillator ; with the driving detuning increasing, the oscillating time of the dispersion of the driving field becomes longer, the amplitude and the stationary value increase

    研究了探測場或驅場失諧情況下開放型無粒子數反轉激光系統中原子響應時間演化規律,並與探測場和驅場都共演化規律進行了比較.我們現失諧對時間演化規律有顯著影響;當驅場或探測場失諧時,原子對探測場和驅場色響應不再為零,雙光子相干不再是純實量;探測場失諧變化將使粒子布居和驅場增益(吸收)時間演化規律明顯改變;隨著失諧增大,探測場增益(吸收) 、色和雙光子相干隨時間演化行為逐漸偏離標準阻尼演化規律;驅場色場失諧量增加而蕩時間變長,幅和穩定值變大
  4. The vibrational excitation cross - sections of low - energy electron scattering from n2 molecule are studied using the improved body - frame vibrational close - coupling ( bfvcc ) method and quantum scattering potentials including static, exchange and polatization contributions based on ab initio calculations

    摘要使用經孫衛國教授改進后密耦合射方法和基於量子力學從頭計算得到靜電、交換與極化射作用勢,研究了低能電子與n2分子射截面。
  5. A new kind of generalized energy is proposed as the lyapunov function, and thereby resulting in a new criterion of generalized nonlinear symmetric stability. it shows that not only must the dissipative coefficient be greater than a certain critical value but the initial disturbance amplitude must be synchronously smaller than another marginal value as well

    從含摩擦耗f平面上boussinesq近似下非線性方程組出,提出了一種新廣義能量作為lyapunov函數,導得了一種新非線性對稱穩定性判據:即不僅耗系數大於某一臨界值而且同時初始擾幅小於另一臨界值。
  6. The paper analyzed the relationship of the scale factors and several main performance indexes of the system ' s respond curve like over - regulation, divergence, surge - degree, steady - state error and transient time, and denoted these indexes by some fuzzy membership functions

    溫室溫度響應主要態性能指標包括:超調量、系統程度、系統蕩程度、穩態誤差、過渡過程時間等。
  7. This corporation is a tipcal dispersed manufacturing enterprise manufacturing vibrating machinery and electronic and environment protecting equipment. it is one of chinese high technology research and develop plan 863 / cims applying demonstrating enterprises

    太行是從事機械、電子及環保設備開與生產國家高新技術研究展計劃863 cims主題應用示範企業之一,是一家典型型製造企業。
  8. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量量守恆關系和clbo方程,詳細分析了由於泵浦光線寬、泵浦光偏軸泵浦、泵浦光角、泵浦光功率超過參量光蕩閾值一定倍數、高增益系數、有效腔長波以及自輻射引起參量光線寬,並得到了與bbo晶體在類、類相位匹配下比較理論曲線。
  9. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表面波機理基礎上,求出了線光源激勵超聲位移表達式,現線光源激勵近場區表面波具有波形好,信噪比高,指向性好,幅度強等特點。通過理論推導,得出共焦fabry - perot干涉儀輸出光強除了與樣品表面速度成正比,並與入射角和射角有關;適當減小cfpi帶寬,增加腔長,增大鏡面反射率,或者減小檢測入射角都可以提高系統信噪比。
  10. To study the acoustic unsteady combustion of srm, built the acoustic model of chamber. deduced the little amplitude sound wave 3d equation, used the finite volume discrete method to simulate. got the vibration model of three kinds of chamber

    為研究固體火箭機聲不穩定燃燒特性,建立了燃燒室內聲學特性分析物理數學模型,推導了小幅聲波三維波方程,採用有限體積離方法進行模擬,得到圓柱型、四片翼柱彤和五片翼柱型藥柱三種燃燒室形狀聲學基本模態
  11. The thick, compact branches and leaves of the mountain forest seem to vibrate, just like tens of thousands of birds fluttering their wings in retreat to their warm, pleasant, safe nests. the whole of this painting diffuses the humble yet overwhelming beauty of a quiet mountain forest

    山林間濃密枝葉著,如萬千小鳥撲翅重歸溫馨安樂窩閉關這幅畫整個畫面,清寂山林間謙然沈雄美感,畫面左上方濃蔭下恬然安躺著一張混沌之初已存在天然寶藍色帳篷。
  12. The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance

    論文主要研究工作如下:分析研究車架邊界條件和結構特性,並用殼、管等單元對該車架進行離,建立一種切實有效車架有限元模型;對該車架有限元模型進行模態分析,求得其固有頻率和型,並對車架態特性做出初步評估,分析可能引起車架固有頻率;在模態分析基礎上,研究機輸出簡諧力引起車架位移響應(即諧響應分析) ,以考察摩托車車架各部位情況並與模態分析對比,分析是否與該車架固有頻率相耦合而導致共;在深入研究車架模態分析及諧響應分析、清晰地認識了摩托車車架態特性基礎上,分析並提出了採用橡膠減震器對車架進行隔減震方法。
  13. The results show that the vibrational excitation ( 0 5, 1 5 ) cross sections are converged using 18 vibrational states and 12 partial waves

    研究表明在密耦合計算中使用18個波函數和12個分波數目,可以得到收斂0 5 , 1 5等高激積分和微分截面。
  14. The investigation in this dissertation shows the capabilities of ausm + scheme, such as the exact resolution of shock, low numerical dissipation, simple and requiring less computational effort. the successful applications on supercritical airfoils and wings show that the present flow solvers based on ausm + scheme are of valuable and promising in practical application

    通過本文研究工作,展示了ausm +格式激波高解析度、數值耗小、編程簡潔、計算量較小等特性,同時,將其成功地應用於跨音速超臨界翼型、機翼定常或非定常氣特性數值模擬和顫研究中,具有一定工程應用價值和良好展前景。
  15. Traditional inertial mechanized - platform uses velocities to damp the system attitude to improve the precision of attitude, when the system acceleration is small. referring to the idea, this paper designeda damp kalman filter in strap - down attitude heading reference system ( ahrs ). the new method makes use of 3 - d accelerometer ' s measurements to estimate the system attitude, which is measured to compensate attitude errors. because the acceleration affected the precision of fiher directly, the fuzzy adaptive system was presented. the fuzzy logic inputs are three accelerations and the output is to control the measurement noise covariance matrix. simulations and experimental results prove that the damp algorithm can damp most of schuler oscillation and foucauh oscillation, so that to assure the filter convergence and efficiently improve the precision of strap - down ahrs

    在系統機性不強情況下,傳統平臺內阻尼演算法將系統本身速度信息通過阻尼網路加到系統中,達到提高姿態角精度.將這種平臺內阻尼思想引入到捷聯慣性航姿系統中,在系統加速度較小情況下,利用加速度計輸出估計系統姿態角,通過卡爾曼濾波形式補償系統姿態誤差.由於加速度大小直接影響濾波器精度,本文設計了模糊自適應卡爾曼濾波演算法,根據三軸加速度計輸出調整內阻尼量測誤差方差陣,從而避免了濾波器.模擬和實驗驗證,內阻尼演算法可明顯抑制舒勒周期蕩和傅科周期蕩,避免了系統姿態漂移,有效提高了捷聯慣性航姿系統精度
  16. Sample booklet to local residents. the initiates felt that by sharing masters teachings, her positive loving power would help raise the consciousness of the people and lead their country into a peaceful state. beginning in the morning, the quan yin practitioners gathered at the swayambhu nath, a holy place for both hindus and buddhists, to distribute masters booklets

    加德滿都訊2004年5月4日是釋迦牟尼佛2548歲誕辰,加德滿都小中心同修計劃以分即刻開悟之鑰樣書方式,來慶祝這個神聖日子,同修們想藉由分享師父靈性教理,播肯定力及愛力,以促進國家祥和安定。
  17. The research work about the local non - linear random vibration of engineering structure under earthquake excitation includes ; discrete hinge model combined with the pem and the elm is used to solve such non - linear problem which the bend - type hysteretic effect of some components is taken into account

    對于工程結構地震作用下局部非線性隨機,將離塑性鉸模型與虛擬激勵法和等效線性化法相結合,求解這一類局部生彎曲型滯遲效應非線性問題。
  18. From a nonlinear equation with boussinesq similarity on the f plane including friction dissociation and using a new kind of general energy as lyapunov function, we got the nonlinear subcritical symmetric instability criterion which a new kind of symmetric stability criterions. the nonlinear subcritical symmetric instability indicates that the larger amplitude disturb may cause the its instability to increase and then excite the mesoscale rainstorm

    非線性亞臨界對稱不穩定判據是從含摩擦耗f平面上boussinesq近似下非線性方程出,以一種新廣義能量作為lyapunov函數,導得一種新對稱穩定性判據,理論指出較大可能出現非線性亞臨界對稱不穩定增長,從而激中尺度暴雨擾生成。
  19. Under the interface of windows, using technology of visual c + + and multi - thread concurrent tcp server ( client / server architecture ), the monitored signals of rotary machine have been shared in local area network ( lan ), and the requirement of distributed monitoring and diagnosis system ( dmds ) has been realized

    本系統在windows界面下,運用visualc + +中winsock技術,採用多線程並tcp服務器結構模式(客戶機/服務器模式) ,實現了局域網內旋轉機械信號共享,達到了分式診斷模式( dmds )設計要求。
  20. The characteristic value of the so - called inverse algebraic eigenvalue problem is that under certain restrict conditions against the question, elements of matrix are determined according to eigenvalue or eigenvector. the practical inverse alebraic eigenvalue problem arose in phisical chemistry in the study of molecular structures. it arises in various areas of application in a lot of filelds, such as dispersed system of physical mathematic, design of vibration system of the structure, correct and control, particle nuclear spectroscopy, linear variable control system and so on

    所謂代數特徵值反問題就是在一定限制條件下,根據給定特徵值或特徵向量決定矩陣元素,它是在研究物理化學中研究分子結構時。矩陣特徵值反問題在數學物理反問題系統、結構系統設計、校正與控制、粒子物理核光譜學、線性多變量控制系統極點配置等許多領域都具有重要應用。
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