振動頻率儀 的英文怎麼說

中文拼音 [zhèndòngbīnlǜyí]
振動頻率儀 英文
vibrating frequency meter
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 頻 : 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 儀 : 名詞1 （人的外表） appearance; bearing 2 （禮節; 儀式） ceremony; rite 3 （禮物）present; gift 4 ...
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  • 頻率 : frequency; rate
  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. Its principle is : a laminated structure ( beam or plate ) with delamination consists of undelaminated region and delaminted region which can be divided to upper and lower parts. when a low - amplitude and high - frequency excitation has the frequency close to some part ' s natural frequency, this part will resonate and certain amount of mechanical energy will convert to heat so that the delaminated region ' s temperature exceeds greatly that of the undelaminated region. therefore the delamination can be located by means of infrared thermograph

    其原理是具有脫層的層合材料構件（梁或板）包含脫層區域及未脫層區域，脫層區域分為上下兩部分，若對層合材料構件施加小振幅、高頻率的振動激勵，當激勵頻率恰好接近其中一部分的固有頻率時，該部分就會產生共振響應，部分機械能將轉化為熱能，使脫層區域的溫度遠高於未脫層區域，藉助紅外熱像儀即可顯示出脫層的位置。
  3. The planet vibrates at a very low frequency ? too low for our ears to pick up, but enough that geologists get an annoying background noise on their sensitive instruments

    行星振動的頻率很低，我們耳朵很難分辨出，但在地理學家靈敏的儀器上卻會收到一個非常令人討厭的背景噪音。
  4. Dr. emoto soon realized that everything in existence is alive and has a vibrational frequency, a magnetic resonance field, which is the source of energy behind the creation of all things. he was even able to measure this field using a magnetic resonance analyzer

    他很快了解到萬物都是有生命的，並且具有振動頻率-一種共振磁場，這正是創造宇宙萬物的能量源頭，他甚至可以用磁共振分析儀mra來測量它。
  5. Due to too much short sustained time duration of oscillation for the blades and too wide distribution of oscillation frequency over the audio frequency range, a procedure of variable gate frequency measurement has been applied to the design of frequency measuring instrument with a micro - - controller unit ( mcu ) as its core. this procedure features a high precision and rapid speed

    由於葉片振動持續時間很短，且振動頻率在音頻范圍之內分佈較廣，故在設計以單片機為核心的測頻儀時採用了變閘門測頻法，該方法具有精度高、速度快的優點。
  6. In this time, as a result of major development in computer technologies and fast fourier transform wider application, many frequency analyzer based on digital signal processing theory and multi - function signal analysis software occurred. which greatly strengthened analysis function to engineer vibration signal ' s time field and frequency field

    在這一時期，由於計算機的快速發展以及快速傅立葉變換的普遍應用，各種基於數字信號處理原理的頻率分析儀以及多功能信號分析軟體出現，從而大大加強了對工程振動信號的時域及頻域分析功能。
  7. The main section of the large - size bearing trouble diagnosis instrument is a microprocessor. it can collect, save, analyse data preliminarily and transfer datum to computer on the work sport

    開發易於攜帶、方便現場採集的具有較高采樣頻率、大存儲容量的回轉支承故障檢測儀，以滿足現場採集回轉支承振動信號是十分必要的。
  8. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下，首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊，設計了一種對實驗所得數據進行曲線擬合的方法，對三種擬合方法進行了比較，曲線擬合結果表明，多項式擬合方法相對于其它兩種擬合方法效果更好；根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗，並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數；最後通過labview提供的網路功能，實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統，並探討了通過datasocket技術實現該系統網路化的方案。
  9. With the data recorded by computer, the author studies the experiment progress in detail, which includes the development of pore press, strain, strength of the sand, etc. connecting the development of these phenomena with the development of stress path, the author finds new mechanism which can explain the phenomena in the experiment. what is more, according to the dynamic test of the sand, there appears a steady state at the last phase of the development of strain and stress path, in which the strength of the sand is studied because it is an important parameter in evaluating the stability of sand against liquefaction. secondly, the dynamic constitutive relation was studied through the dynamic tri - axial test

    本文首先採用目前國內較先進的微機控制動三軸儀，利用其可以適時採集和儲存數據的優勢，對砂土的實驗過程進行了細致的分析，研究該過程中孔隙水壓力發展、軸向應變發展以及它們與應力路徑之間的關系，對飽和砂土的剪脹、剪縮和卸載體縮等多個方面進行了研究，探索了砂土的動力特性，分析了影響砂土抗剪強度的各種因素，這些因素既包括土本身的特性（土的密度、結構、級配、透水性以及初始狀態等） ，又包括動荷載的特徵（振動力幅值大小和振動頻率等） 。
  10. Keywords : micro - gyroscope, silicon single crystal, three - axis angular - rate sensing, natural frequency and mode shapes

    關鍵詞：微型陀螺儀、矽單晶、三軸角速率感測、振動自然頻率與模態。
  11. Analog temperature compensation crystal oscillator ( atcxo ) is widely used in electronic equipments such as communications, navigation, radar, mobile telephone, program control telephone, measure instruments etc. as their reference frequency source, it is critical part of the above equipments, called as their “ heart ”

    模擬溫度補償晶體振蕩器（ atcxo ）廣泛應用於通信、導航、雷達、移動通信、程式控制電話、測量儀器等電子設備中。作為基準頻率源，它是上述電子設備的關鍵部件，被稱為此類電子設備的「心臟」 。
  12. In this thesis, the general error sources for psi are analyzed. we find that the relatively low - frequency vibrations at 50hz and lower are the main problem through the analysis of the vibration sources in usual environment. a new vibration compensation method, phase modulating interference fringes fractionizing technology, has been put forward in a creative way

    本文分析了干涉測量技術中存在的主要誤差來源，通過對通常環境下振源特性的分析，得到了對干涉測試影響較大的振源的頻率范圍主要在30hz以下，確定了抗振補償的目標和技術指標是使干涉儀的振動頻率50hz ，振幅1 m 。
  13. We equip the following machines for the environmental testing and the reliability test : test box with high and low temperature, test box with high temperature, test box with invariableness temperature and humidity, salt - spray test box, vibrant and impactive test machine, tensile test machine, frequency tester and scanner, oscillograph, oven with invariableness temperature etc. pic the 3d machine

    環境試驗可靠性測試等方面配置有以下儀器設備：高低溫試驗箱高溫恆溫試驗箱恆定濕熱試驗箱鹽霧腐蝕箱振動沖擊試驗臺拉力試驗機諧振頻率f0快速測試儀揚聲器f0快速測試儀音頻掃頻信號發生器示波器電熱恆溫乾燥箱等。
  14. Carried on the modal analysis to mirror tube structure and the whole machine, get the inherence frequency and modal shapes of structure system, not only validating the reliability of the structure, but also being advantage to improve

    對鏡筒結構和整機都進行了模態分析，得出了系統的固有頻率和振型，不僅驗證了結構的可靠性，還為改善成像儀的動態特性提供了依據。
  15. Because the high frequency of bearings and long cyclic time, the ordinary instrument for the signal collection can not save the large number of datum. development of a type of portable. conveniently on - the - spot collection, high sampling frequency and large memory capacity instruments is very important

    由於回轉支承的振動信號頻率較高（一般需要2khz以上的采樣頻率） ，工作一周時間較長（一般在50秒左右） ，所以使用一般的振動信號採集儀無法滿足大容量數據採集存儲的要求。
  16. This paper researched dynamic characteristics of internal and external bracket, the carrier of laser gyro, and compared kinds of scheme of structural design applying theory of structure dynamic design and theory of optimal design and analyzed natural characteristics of internal and external bracket applying ansys finite element analysis software. and use experimentation to validate this analysis result

    本文深入研究了激光陀螺儀的載體? ?內外支架結構的動態特性，應用結構動態設計理論及優化設計理論比較了各種設計方案，運用了有限元法分析了內外支架結構的強度和剛度，利用有限元動力分析軟體ansys計算得到內外支架結構的固有頻率和振型，並通過試驗模態分析的方法進行驗證。
分享友人
分享到 Line

分享到臉書