振動級計 的英文怎麼說

中文拼音 [zhèndòngjíjì]
振動級計 英文
vibration level meter
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 級 : Ⅰ名詞1 （等級） level; rank; grade 2 （年級） any of the yearly divisions of a school course; gra...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。
  2. However, one of the most serious impediments to wider use and improve precision of psi is its sensitivity to external vibration with the consequence that psi has rarely been used in a manufacturing in - situ and some special situations, such as that the optical path is very long or the detected unit is very large

    通過嚴格控制環境條件（溫度、氣流、振動等） ，其理論光程差（位相）的最小解析度可以達到nm的數量級。然而，由於干涉計量測試靈敏度高、精度高，對外界振動非常敏感，使它的應用范圍受到限制。
  3. Product info : the vibrating screen with circular motion is specially designed for quarry to separate crushed stone material into different sizes, and is dressing, cibstruction matefial, elecric and chenueal industies. it has a feature of advanced structure, powerful vibrating forces, low vibration noise, easy maintenance, high durability and etc

    上海林滬實業有限公司專為採石場篩分料石設計生產的「山友」牌系列振動篩，運動軌跡呈圓周，也可用於選煤選礦建材電力及化工部門等作產品分級用，本公司產品具有結構先進激振力強振動噪音小易於維修堅固耐用等特點。
  4. Matlab procedure is coded to compute the far - field sound pressure levels of the shell excited by radial point force. the influences of modal truncation, stringers, bulkheads and damping on the shell ' s far - field sound pressure are analyzed, laying down the basis for accurate analysis of the sound radiation from fluid - loaded reinforced double cylindrical shells

    本文用matlab編製程序求解了單層殼在徑向激勵力作用下的遠場聲壓級，分析了模態截斷數、縱骨、艙壁板、結構阻尼等因素對殼體遠場輻射聲壓的影響，為準確計算加筋雙層殼在水下振動和聲輻射特性奠定了基礎。
  5. Finally, the improved method is utilized to identify data acquired by vibration test of a honeycomb sandwich structure with different magnitudes, locations or vibration directions, and the identification results are used to analyze the characteristic of the structure in order to guide the further study of satellite structure ’ s design

    最後利用改進后的dbm方法對幾組在不同量級、不同振動方向、不同測點的蜂窩板夾層結構的振動數據進行辨識，並利用辨識的結果對于結構的動力學特性進行分析，從而為實現對衛星結構的設計提供依據。
  6. By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated

    根據我國干線鐵路軌道譜，採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數；根據秦沈客運專線高速試驗段軌檢車資料，採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數；在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波；用隨機變量描述道床橫向剛度，並進行了隨機模擬；將振動理論和穩定理論結合建立系統的分析模型和運動方程；根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序，進行了無縫線路隨機動力響應分析，通過試驗對計算模型、計算方法進行了驗證。
  7. In this paper, we study the vdw ( c6h5ch3. . n2 ar ) vibrations in complexes by using a combined experiment and theoretical studies of resonant ionization spectra. for complexes, vdw vibration levels are calculated by the quantum method of linear - combination of three - dimensional harmonic oscillator products and lennard - jones potential, which is very close to the experimental spectrum

    本文採用理論和實驗的方法對vdw復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar進行了研究，並用三維線性諧振子波函數和納能-瓊斯勢函數的量子計算方法得出vdw復合物的振動能級，計算值和實驗光譜相符合。
  8. Based on apdl, the design language of finite element analysis software ansys, and visual c + +, the software on acoustics design of underwater cylindrical shell structure is developed. when input parameter of the cylindrical shell in the interface redeveloped in this paper, the software execute the batch file of apdl in the vc process to establish the finite element modal and carry out the analysis, the analysis result and the vibration mode can also be displayed. furthermore, the software has been developed to process the acoustics optimization design of the finite cylindrical shell with stiffener in appointed frequency range

    本論文從便於工程實際應用出發，對使用有限元分析軟體進行二次開發以方便結構振動分析及改進結構設計的方法和過程進行了研究，在此基礎上對水下航行器圓柱殼體的結構聲學特性進行了分析，在指定頻率區間，對結構以振動輻射聲功率級為目標函數進行了部分參數的結構優化設計，與此同時，為了方便有限元分析軟體的使用和簡化設計過程中大量重復的工作，利用ansys提供的參數化設計語言apdl （ ansysparametricdesignlanguage ）結合vc對有限元軟體ansys進行了二次開發，形成了一體化的水下圓柱殼體結構聲學設計軟體。
  9. Then acoustic radiative pressure level is computed with a 3 - d fe acoustic - field model and bounary conditions imported from the result of vibration response by infinite fem

    建立齒輪箱外聲場二維有限元模型，導入齒輪箱振動響應結果作為聲學邊界條件，並採用無限有限元法計算了輻射聲壓級。
  10. Ar n2 ) are exhibited. we obtain the complete information and a whole microscopic picture of the intermolecular actions and relative motions of these complexes. all observed bands are rationally assigned by isotope effect and calculated at the internal rotational levels and external vibrational levels are obtained

    由理論計算和同位素效應對光譜的分析作了合理的歸屬，獲得了復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar的分子間相對振動模式和內轉動的能級躍遷完整信息。
  11. Base on the model founded, this paper assessed the ride performance by analyzed the root mean square value of power spectral density of acceleration of z - axis and round y - axis rotation acceleration at the driver ’ s seat. the root mean square value of suspension working spaces and dynamic tyre loads were also analyzed. base on the assessing system of vehicle ride performance, the root mean square

    根據模型建立的實際情況，對車輛標準載荷情況下的平順性指標進行了計算，對人體感受到的振動採用了垂直方向和繞橫軸轉動方向的加權振級來評價，計算了車輛懸架系統的動撓度均方根值和各車輪相對動載荷均方根值的情況，全面的評價了車型的平順性。
  12. Through the model the inverse dynamic problem of stewart platform is solved and a foundation is made for stewart platform control used for 500m lt. meanwhile all the restrained forces acted at joints are found which provide analysis condition for the mechanism design. a simplified resultant force acted on the cabin by stewart platform is given which makes it possible to eliminate the dynamic coupling between the two subsystems by means of active vibration control

    基於newton - euler方法，建立了充分考慮動平臺慣性、支腿慣性、關節摩擦等因素的stewart平臺控制動力學模型，解決了已知動平臺運動規劃，求關節驅動力的動力學逆問題，為準確實現lt500m原型stewart平臺控制奠定了基礎；解出了各關節處的約束反力，為平臺機構設計提供了力分析條件；簡化給出了平臺對饋源艙的反作用力，使得採用振動主動控制技術消除兩級子系統之間的動力耦合成為可能。
  13. The radial, circumferential and axial distributions of static pressure amplitude under post - stall conditions are measured and compared. the experimental results have proved the feasibility of using one - dimensional model to analyze the post - stall behavior and recoverability of compression systems. at the same time, the results of experiment have provided the first - hand data for analyzing and calculating vibrating response of blades under post - stall conditions

    以單級軸流壓氣機實驗器為對象，研製了兩種型式的靜壓動態探針?梳形針和圓盤針，詳細測量了過失速狀態下流道中壓力沿徑向、周向和軸向分佈，驗證了用一維模型分析壓氣機過失速性能和失速可恢復性的可信度，同時為過失速狀態下葉片的振動響應分析計算提供了第一手實驗數據。
  14. Finally we conducts rig test with fuzzy control system. the test results indicate fuzzy control system is able to lower intensity of body vibration and the national standard on the vibration eligible class of the engine is met. it is demonstrated that the mathematical model and fuzzy control arithmetic presented by the paper are accurate and reliable, which make an active seek and research on control strategy of engine vibration

    以matlab + simulink為模擬工具，設計了模糊控制系統和被動控制系統兩類不同的模擬模型，並進行了對比模擬和結果分析，在此基礎上，設計開發了以80c196kc單片機為主控器件的模糊控制系統，進行了控制系統的軟、硬體設計，最後對所設計的模糊控制系統進行了臺架實驗，實驗結果表明模糊控制系統能有效地降低了內燃機整機振動的強度，達到了國標規定的合格級，證明了本文建立的數學模型和模糊控制演算法是正確可行的，在內燃機振動控制策略方面作了一個積極的探索和研究。
  15. Then similar human intelligent control method is selected to control movement of rolling base. in order to overcome modeling and control difficulty of flexible multibody structure, decentralized modeling method based on structural identification and decentralized predictive control is studied

    根據這個控制策略，分別系統地研究了中心剛體機動的仿人智能控制方法和柔性多體結構的分散預測控制方法，設計了具有組織級、協調級和執行級的組合結構振動主動控制器。
  16. A robust h _ asac system for enclosed space structural sound radiation is build up for the first time, which is based on the tms320c30 dsp board. the robust h _ controller has been designed through the elections of the performance weighting function and the robust weighting function

    它採用精密聲級計做為聲傳感器、激振器做為作動器，通過對性能加權函數和魯棒加權函數的選取，設計了相應的魯棒h _控制器。
  17. Unique 8 kneading heads function. vibration massage mode in the seat cushion. air enforce the adjustment for the back and the chair position

    根據人體流線型設計外型美觀典雅大方採用高級皮料精製而成功能獨具8個推拿頭坐墊帶振動功能氣動式調節背部傾角及坐椅的高低位
  18. The hardware and software design methods of the system are discussed, and the methods that solve the problem under ultra - low frequency are emphasized, such as the design of ultra - low - frequency amplifier and the arithmetic of adjusting the vibrant level. in the end, many kinds of experiments prove the performance of total system

    對校準系統的硬體和軟體設計做了有側重點的介紹，對解決超低頻下振動臺的技術難題的技術方法做了重點介紹，如低頻功率放大器的設計和低頻軟體振級調整演算法等；最後用各項試驗數據驗證了本校準系統的性能。
  19. This article mainly emphasize on the classification of coarse grained soil from the viewpoint of engineering application ( content of coarse grains ), vibrating method is introduced in the shaping. meanwhile, research is made to the water stability and shear strength. through research, following conclusions are obtained : coarse grained gradation is the main factors to determine its shear strength, when the coarse grains content is over 70 % or around, the maximum shear strength appears : the grains itself have a bigger effect on the shear strength

    以往對粗粒土的研究方法多採用擊實法，很少有人研究其抗剪強度特性，本文主要從工程應用的角度（粗粒含量）對粗粒土進行工程分類，成型方法採用振動法，同時對水穩定性、抗剪強度特性進行研究，通過研究得出以下結論：顆粒組成級配特性是決定其抗剪強度的主要因素，當粗粒含量在70左右時，抗剪強度最大；顆粒本身的特性對抗剪強度影響較大，顆粒越堅硬、大小顆粒相差越大、越不均勻、顆粒形狀越呈稜角狀、填築密度越大，抗剪強度就越高；含水量對抗剪強度的影響很小，可以忽略不計。
  20. To describe the experiments and to study the intensities of all kinds of transitions, from 1980s, wulfman, levine, lachello and oss tried a new method and proposed the algebraic model of molecules, i. e., to calculate the spectroscopy of molecules by algebraic method. by making use of the algebraic model, we got precise results with less parameters. but it became very difficult to calculate anything as the overtone v increased, for they were done in a non - symmetry adapted bases

    Wulfman ， levine ， iachello和oss從80年代開始致力於新方法的研究，提出了分子的代數模型，即用代數的方法來研究分子的能級和躍遷強度，這種方法不僅所需要的參數較少而且得到的結果比較精確，但是由於採用的是非對稱局域基，所以對于振動量子數很大的振動來說計算量很大。
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