相敏元件 的英文怎麼說

中文拼音 [xiāngmǐnyuánjiàn]
相敏元件 英文
phase sensitive element
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 敏 : Ⅰ形容詞（靈敏;敏捷） quick; agile; smart; nimble Ⅱ名詞（姓氏） a surname
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  1. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同，敏感元件採用高度對稱的四梁結構，其中每個軸向上均採用帶折疊梁的雙側叉指電容結構，採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件，具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算，並利用有限元法進行了模擬分析，根據模擬結果得出了優化參數;在確定敏感結構的基礎上，研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析，利用差動測量技術得到由振動引起的微小電容變化量，經c - v介面電路進行相位調制處理，然後通過解調輸出與加速度成正比的電壓信號。
  2. Sensitive element is one of the important to measure the concentration of mathane, and it " s export is a little voltage signal, little signal amplify circuit is to transform the analogue signal to digital signal, display circuit is to display the concentration of mathane, monitoring circuit is to monitor the overstep limit of mathane concentration. the feature is new design, accurately measure parameter, convenient to operate and so on

    其中cpu是監控儀的核心，完成數據採集、處理、輸出、顯示等功能；敏感元件是準確檢測甲烷氣體含量的主要元件之一，其輸出是與甲烷濃度相對應的電壓信號；小信號放大電路則是用來放大敏感元件輸出的電壓信號； a d轉換電路把放大了的電壓信號由模擬信號變為數字信號送入cpu ；顯示電路則顯示實時甲烷濃度；報警電路對超限甲烷濃度進行報警。
  3. Abstract : 145 samples of eight plants were collected from lanmuchang and yangjiawan and quantitative analyses were made of the ore - forming elements in the plant ashes. considering the three principles of the plant indicator for mineral exploration, namely certainty, sensitivity and feasibility, this paper evaluates comprehensively the indicating functions of the eight plants, on the basis of some quantitative indexes such as the relation coefficient between plant ash and ore - forming element, concentration coefficient, etc. it also discusses the relationships between the anomaly of plant ashes and the fault zone, alteration zone mineralization zone and orebody, showing the significance of these plants to the prospecting

    文摘:在濫木廠和楊家灣鉈（汞）礦床（點）對芒箕、南燭、榔榆、大金發蘚、蜈蚣草、石松、黃花草、醉魚草等8種植物取樣145件，在提出確定找礦有效指示植物三原則（確定性，敏感性，可行性）的基礎上，依據植物灰分與底質成礦元素相關系數、植物灰分富集系數和襯度系數，較全面地分析和評價了8種植物的找礦功能；討論了其異常的分佈與斷裂帶、蝕變帶、礦化帶以及工業礦化（礦體）之間的關系，並指出了其找礦意義。
  4. In a general way, the sensitive performance of gas sensor is closely relative to the working temperature. it is very easy for mems to integrate the gas sensitive element, the heater and temperature sensor together

    氣體傳感器的敏感性能一般與工作溫度密切相關， mems技術很容易將氣敏元件和加熱元件、溫度探測元件製作在一起，保證了氣體傳感器的優良性能。
  5. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容：一、選取了常見的熱膨脹系數大的材料製作封裝元件，經過多次一80到80反復測試，封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷，封裝材料具有良好的溫敏穩定性及復用性，與光纖相容性較好；二、對光纖光柵進行簡單、實用的封裝處理，就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗，得出了初步的結論；三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比，從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析，在大量實驗數據分析結果的基礎上，總結出哪種材料封裝效果更好，以及如何有效的減小實驗誤差。
  6. The main working procedure of the fiber - optic sensor is : the sensing element detects the acceleration signal, this signal modulates the phase of the wave, and the phase change is corresponding to the acceleration signal

    該光纖加速度計的工作過程為:敏感元件感受外界的加速度信號，並把它轉化成馬赫-增德爾干涉儀測量臂的拉伸或壓縮，從而引起測量臂中的光波相位變化，相位變化量即代表被測加速度值。
  7. The main conclusions and original results are summarized as follows. the manganin ultra - high pressure sensors for gas gun were made by two - step thin film techniques, namely, manganin thin films were first deposited by magnetron sputtering on fused silica substrates, and then covered by a layer of sio2 thin films by electron beam evaporation. consequently, the manganin sensing elements were " cleanly " encapsulated in inorganic solid matrix and the high - pressure shunt effect was eliminated radically

    上述技術的主要優點在於可以採用高壓絕緣性能更好的無機物作為絕緣封裝材料，如本研究中所採用的sio2 ，而代替在箔式錳銅計中所使用的ptfe ；並可實現敏感元件「清潔」地無機固態封裝，即將整個敏感元件是包封在無機物中，而不與高壓力下絕緣性能相對較差的有機物，如粘接劑、樹脂等直接接觸，從而在根本上消除了高壓旁路效應。
  8. 3, the output linear resolution of the bridge is about to 0. 84 % and has a better property in comparison of some typical mr angular sensors. 4, the output sensitivity of the bridge is about 1. 0667mv / and better than ferrimag angular sensors

    4 ，該自旋閥晶元組成的橋路輸出的靈敏度達到了1 . 0667mv ，相對于強磁性薄膜為敏感元件的角度傳感器有了很大的提高。
  9. The main work lists as following : 1 on the condition that cfrc is an macroscopically isotropic material, the governing equations of electric and thermal conduction for the inspection were established ; the current density and joule heat distribution around several kinds of flaws were investigated 2 by fem, the process of inspection was simulated ; the current density, joule heat and temperature distribution were also investigated, and the simulation results were contrasted with experimental data

    主要工作為： 1 、將機敏混凝土合理假定為宏觀各向同性材料的基礎上，建立了檢測過程中的熱、電傳導相關的控制方程；並研究了幾種不同缺陷周圍檢測過程中的電流密度、焦耳熱分佈規律。 2 、通過有限元方法對機敏混凝土的電熱場進行了模擬分析，研究電流密度、焦耳熱分佈及試件表面溫度分佈變化規律並與實驗所得試件表面溫度場進行了對比分析研究。
  10. The humidity sensors so prepared enjoy the advantages of linear response and wider working humidity range, etc. compared with imported commercial sensors

    制得的濕敏元件與國外同類元件相比，具有線性度較好、測濕范圍寬等優點。
  11. The basic principle of digital holography is that, by replacing the ordinary films with ccd, the hologram of the object and the reference waves can be obtained and reconstructed by numerical computing

    數字全息的基本原理是用光敏電子元件（如ccd ）代替普通照相記錄介質，獲取物體和參考光的干涉全息圖，然後用數字計算方式再現。
  12. The resulting optimized - frequency diagnosis algorithm, based on the second - order sensitivity, helps get a solution with better accuracy. when the tolerances of normal components are ignored and partly ignored, experiment results show that the accuracy of solutions, compared to the first - order sensitivity, is improved and is further improved via combining the improved genetic algorithm with the second - order sensitivity diagnosis method

    模擬實驗表明:在不考慮正常元件容差和考慮部分正常元件容差兩種情況下，和一階靈敏度故障診斷方法相比較，二階靈敏度故障診斷方法的精度得到了顯著的改善，並且改進遺傳演算法的引入能使故障診斷方程的求解精度獲得進一步的提高。
  13. On the basis of association of finite element computation with optimization design and analysis of sensitivity of cable force variation to structural response and objective function ' s sensitivity, an optimization method for rationally bridge - completing cable force of large - span cable - stayed bridge was presented, where the structural internal force, linear control condition, and nonlinearity influence of structural geometry were taken into account in the entire process of optimization

    摘要將有限元計算與優化設計分析相結合，在索力變化對結構響應和目標函數敏感性分析的基礎上，綜合考慮結構內力、線形控制條件，提出一種全過程計入結構幾何非線性影響的大跨斜拉橋合理成橋索力優化方法，採用一階分析法對成橋索力進行迭代優化。
  14. But among the four factors have been displayed, the film thickness of sensing material has a decisive effect on feature of elements and a relatively optimal thickness is discussed whose range is 200 - 400a

    但是，在以上談到的四個因素中，敏感材料的厚度對元件的特性起著決定性的作用，有一個相對理想的厚度范圍200 - 400 （ ? ） 。
  15. Therefore, in addition to the measurement of dissolved solid concentrations obtained through online densimeter, transmittance measurements should be performed to provide online data about the second moment of csd ( crystal size distribution ). in this thesis, a light sensitive resistor served as the light / electricity conversion component was used to measure the transmittance

    為解決動力學研究中所涉及的固相信息實時測定問題，根據模型需在線檢測結晶過程中溶液透光率，本文以光敏電阻作為光電檢測元件，構建了一雙光路檢測系統，有效地提高了測定系統的穩定性。
  16. 4. a new method for updating linear structural dynamic model was proposed in the paper. the modified parameters were determined by sensitivity analysis

    4 .對線性結構的有限元動力模型修正問題，通過靈敏度分析，確定要修正的參數，由正交性條件和特徵方程得到相應的修正量方程。
  17. Cells provide an array of naturally evolved receptors, ion - channels, enzymes that may be targets of biological or biologically active analytes. cell - based biosensors that treat cells as biological sensing elements have the capacity to respond to analytes in a physiologically relevant manner. such biosensors have numerous applications including pharmaceutical screening and physiological analysis

    細胞擁有並表達著一系列分子識別元件，如受體、離子通道、酶等，這些分子都可以作為靶分析物，當它們對外界刺激敏感時，就按照固有的活細胞生理機制進行相應的生理功能活動。
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