stationary field 中文意思是什麼

stationary field 解釋
固定場
  • stationary : adj. 不動的，靜止的，不變的；不增不減的，固定的，裝定的。n. 1. 不動的人，固定物。2. 〈pl. 〉駐軍。n. -ariness
  • field : n 菲爾德〈姓氏〉。n 1 原野，曠野；（海、空、冰雪等的）茫茫一片。2 田地，牧場；割草場；〈pl 〉〈集...
  1. No conformity was found between the measured values and the calculated stationary temperature field.

    人們發現實測值和預測的穩態溫度場之間並不相符。
  2. Up to now, we have treated the stationary temperature field under the influence of lateral changes of thermal conductivities in the underground.

    截至目前為止，我們討論的一直是處于地下熱導率側向變化影響下的穩定溫度場。
  3. Base on helmholtz integral equation, the incoherent scattering of plane wave from rough cone - shaped surface is derived with the far field theory and stationary phase method. and the incoherent scattering of plane wave from rough conical surface is also derived with shadowing function when the the radius of principal

    最後計算並分析了入射光為= 0 . 48 m時，粗糙錐面的平面波散射特性，考察了入射波和散射波的幾何關系，偏振態以及粗糙面統計參量等對散射強度的影響。
  4. 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

    研究了探測場或驅動場失諧情況下開放的型無粒子數反轉激光系統中原子響應的時間演化規律，並與探測場和驅動場都共振時的演化規律進行了比較.我們發現失諧對時間演化規律有顯著的影響;當驅動場或探測場失諧時，原子對探測場和驅動場色散的響應不再為零，雙光子相干不再是純實量;探測場失諧的變化將使粒子布居和驅動場增益（吸收）的時間演化規律明顯改變;隨著失諧的增大，探測場增益（吸收） 、色散和雙光子相干隨時間的演化行為逐漸偏離標準阻尼振子的演化規律;驅動場色散驅動場失諧量的增加而振蕩時間變長，振幅和穩定值變大
  5. Such as : the balance of elastic membrane, the heat conduction of stationary state, the incompressible potential flow, the problem of electrostatic field and magnetostatics field

    例如：彈性膜的平衡問題，穩定狀態的熱傳導問題，不可壓縮勢流問題，靜電場問題以及靜磁場問題。
  6. In this paper, the self - adaptive filter, the wavelet transform and the fourier transform are used to detect the stationary and the non - stationary signal of underwater sound in anisotropic noise field

    本文以各向異性噪聲場為例，分別對聲矢量信號中的聲壓、振速探討應用自適應濾波、小波變換、短時傅里葉變換檢測水聲平穩和非平穩信號的應用效果。
  7. With straton - chu intergral as the theoretical basis and by means of green ' s function in infinite uniform media, the electromagnetic shift describes the propagation process of quasi - stationary electromagnetic field in lower - half space

    電磁偏移以斯特萊頓朱型積分為理論基礎，藉助于無限均勻介質中的格林函數，描述了似穩電磁場在下半空間的傳播過程。
  8. In addition, from the angle of removing the negative gain media in the cycling gas and the excitation - counteracting media, we put forward the eliminating the impurity by using of the non - uniform stationary electrical field and the swirling electrical field so as to improve the effective excitation of the laser media

    本文還從清除循環氣體中負增益介質以及消激發介質的角度來改善激光介質的有效激發，提出了使用非均勻靜電場和渦旋電場清除雜質的方案。理論分析與部分實驗驗證表明，這兩種方案都能有效地清除混合氣中的雜質。
  9. Substituting the above mod al reactions ( moments ) and excitation forces into the shell ' s modal vibration equations, the shell ' s radial modal velocity are obtained from which the far - field sound pressure derived by stationary phase method can be calculated

    將以上各項荷載和激勵力代入殼體的模態運動方程，可求得殼體的模態徑向速度，然後由穩相法得到遠場聲壓的解析解。
  10. The envelop functions of ground motion for the small - moderate earthquakes in the near - source field are different with those of the larger earthquakes. there are not stationary part any more in the envelop function of these ground motions. after we analyze the characteristics of these envelope functions we take a exponent function instead the three part function

    近場的中小地震由於其在到震源的距離與震級方面的特殊性，其時程包絡函數的形狀與遠震、大震有很大的區別，在遠震、大震包絡函數中很常見的平穩段不再存在。
  11. Guiding photography using equatorial mount or synchronized motor enables the photographer to capture the same number of meteors as stationary photography does. the advantage of this kind of photography is that it helps the astronomer capture the meteor s motion across the star field. this can reduce a considerable amount of calculation work and minimize subsequent errors

    利用赤道式腳架，或加上同步馬達所進行的追蹤攝影，所拍得的流星數目與固定攝影完全相同，沒有什麼得益，唯一好處可直接拍得流星在恆星間之軌跡，減少了大量事後計算工作，減少誤差。
  12. Acoustics - stationary audible warning devices used outdoors - field measurements for determination of sound emission quantities

    聲學.室外用的固定音響警報裝置.確定聲音發射量的現場測量
  13. Abstract : the track vertical profile irregularity is regarded as stationary ergodic gaussian random processes. the vertical radom vibration of vehicle and track is computed on the basis of vehicle track coupling dynamic fem model. the analysis of system response is made in the time and frequency field

    文摘:將軌道高低不平順視為平穩各態歷經隨機過程5 ，利用車輛-軌道耦合動力有限元計算模型，對車輛-軌道系統垂向隨機振動做了計算，在時域和頻域內對系統響應作了分析。
  14. It is the stationary part ( stator ) in a revolving - field generator

    電樞是旋轉磁場交流發電機的不動部分（定子） 。
  15. In order to resolve the friction between rotating and stationary parts of steam turbine unit, the boundary condition and temperature field of them should be known

    為了解決汽輪機動靜間隙的碰磨問題，需要計算汽缸和轉子的溫度場。
  16. If you were to leave a grounded cable stationary in an energized high - frequency electrode for a while, you would notice that the insulation is noticeably warmer where it made contact with the corona field

    如果我們將一根接地電纜穩定放在施以高頻電極電壓的電極中一會兒?你將注意到與電暈有接觸的絕緣部分有明顯的變熱。
  17. Finally, after calculating iron loss and copper loss with the magnetic field analysis, use it as a heat source, and conduct a non - stationary analysis independently with the three dimensional thermal analysis which concentrates on the effect of the heat transfer coefficient on the temperature rise. in this paper, a bipolar switched reluctance machine system model is also established with an h bridge converter as its power circuit topology

    另外，本文還建立了雙極型sr電機系統模型，採用了h橋式功率主電路，詳細分析了其工作原理，並在磁場、損耗等方面與採用不對稱半橋變換器的傳統單極型sr電機系統進行了對比。
  18. Acoustics - stationary audible warning devices used outdoors - part 1 : field measurements for determination of sound emission quantities

    聲學戶外用固定式聽覺報警器第1部分：聲發射量的現場測定
  19. Meanwhile, motion compensation method is used for amfp to improve the localization effect. with strong interferes at surface, non - stationary noise field and mismatch environment, subspace motion compensation method and efficient amfp system frame are proposed and confirmed by simulation and real data

    針對存在水面強干擾、非平穩噪聲場和海洋環境參數失配的一般淺海復雜水聲環境，提出了基於子空間分解的運動補償演算法和自適應匹配場定位的系統解決方案，並通過模擬數據和實驗數據進行了驗證。
  20. Granger received the nobel prize, because their cointegration theory had solved two difficult problems, the time - varying volatility and non - stationary in the time series analysis field. in this paper, will introduce the normal knowledge of cointegration theory, and emphatically depict the possibility of applying cointegration algorithm to condition monitoring and fault diagnosis for engineering systems, which are non - stationary processes. it is well known that non - stationary system behavior causes grave difficulties on system modeling and condition monitoring due to the time - dependent statistics

    2003年，諾貝爾經濟學獎頒給了在時間序列計量經濟學研究領域做出突破性貢獻的兩位美國經濟學家，羅伯特?恩格爾（ robertf . engle ）和克萊夫?格蘭傑（ clivewj . granger ） ，以表彰他們提出的協整理論解決了時間序列分析中的兩個難題，即異方差（ time - varyingvolatility ）與非平穩性（ non - stationary ） 。
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