靈敏度小的 的英文怎麼說

中文拼音 [língmǐnxiǎode]
靈敏度小的 英文
sluggish
  • : Ⅰ形容詞1 (靈活; 靈巧) quick; clever; bright 2 (靈驗) effective Ⅱ名詞1 (精神; 靈魂) spirit; ...
  • : Ⅰ形容詞(靈敏;敏捷) quick; agile; smart; nimble Ⅱ名詞(姓氏) a surname
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  • : 4次方是 The fourth power of 2 is direction
  • 靈敏度 : [電子學] sensitivity; response rate; sensibility; sensitiveness; response; susceptibility; suscep...
  • 靈敏 : sensitive; keen; quick; agile; acute
  1. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於量程線性尺寸測量靜態特性曲線理論工作拐點進行了推導,對氣動測量系統中噴嘴-擋板型氣動傳感器中關鍵部件? ?主噴嘴和測量噴嘴參數進行了理論設計,對主噴嘴和測量噴嘴不同組合,將影響測量系統靜、動態特性指標噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程示值范圍達到40 m ,達到100mv m ,解析達到0 . 05 m ,測量不確定於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚尺寸精密測量分組要求。
  2. As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )

    光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、高、結構緊湊等優點外,還有其獨特優越性,如探頭尺寸,其直徑與光纖等同;易於與光纖耦合,耦合損耗;波長調制型,抗干擾能力強;集傳感與傳輸於一體且具有極強復用能力,易於構成傳感網路;測量對象廣泛,易於實現多參數傳感測量等等。
  3. Relations between the signal - to - noise, sensibility, demagnetizing factor, output of fluxgate sensor with its diameter, thickness and turns of core are discussed in this paper. the author of this paper also concluded some basic principle for the designing of fluxgate sensor. the author designed and produced two dimension sensors to prove the possibility of the miniaturization of fluxgate sensor

    本文還分析了型化傳感器實現可行性,分析了磁通門傳感器信噪比、、退磁系數、感應輸出與傳感器磁芯直徑、厚和磁芯匝數關系,論證了傳感器型化可行性,總結了在設計磁通門傳感器時所應遵循基本原則,並且設計製作了兩種尺寸傳感器,從實驗角論證了傳感器型化可行性。
  4. As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion

    分析結果表明: ( 1 ) rapd技術研究黃海帶魚和帶魚遺傳多樣性具有較高和檢出率,帶魚多態比例和遺傳多態均較帶魚低; ( 2 )線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異雙重特性,種內變異極而種間較大: ( 3 ) 5個隨機引物擴增出種特異ra衛d帶,可作為種間分子鑒定標記; ( 4 )研究證實帶魚和帶魚是不同屬兩個種,從而在分子水平上支持了nelson分類系統觀點。
  5. The result of optimization and analysis show : 1 ) across - axis sensitivity is smaller, less than 2 % of the primary axis sensitivity ; 2 ) the first mode is dominant at primary axis, which reduce intersectional coupling ; 3 ) when damp ratio is between 0. 3 and 0. 7, accelerometer has better dynamic characteristic

    分析結果表明此種結構具有: 1 )橫向, x 、 z方向橫向均不到感方向2 ; 2 )在感方向上,一階模態起主導作用,其它模態影響較,有利於減交叉耦合影響; 3 )當阻尼比毛為0 . 3 ? 0 . 7時,傳感器具有較好動態特性。
  6. Uses philips modules and high quality, sensible pin photo - diode, provides high rf output, low noise and low non - linear distortion

    採用飛利浦光電模塊和優質量高pin光電二極體,輸出電平高,低噪音和較非線性
  7. The device provides extreme sensitivity through a small range around the null point.

    此裝置在零點附近很一段范圍內具有極高
  8. First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost

    從對系統貢獻角,採用電壓方法( vs法) 、 pv曲線法、等效無功補償法( erc ) 、無功備用方法來確定一個七節點系統中發電機無功價值和ieee14節點系統發電機無功價值,電壓法和pv曲線法可比較出不同電源跟蹤負荷變化,而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率
  9. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法原理,提出了一種基於虛擬儀器誤差補償方案,推導了在恆流源供電下可以精確計算出補償電阻大和補償位置演算法,並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體設計,經過實驗驗證,對傳感器零點溫漂移補償取得較好效果,而對漂移工藝補償亦有一定效果。
  10. Electro - hydraulic servo control ' s technology becomes an important constitute of modern time control technology as a bridge between the micro - electronics, computer technology and electro - hydraulic control technology. for electro - hydraulic servo control ' s technology has the advantage of fine linearity, little deadband, high sensitivity, fine dynamic performance, rapid respond, high precision and so on, it is used in many fields

    電液伺服控制技術作為現代微電子技術、計算機技術和液壓技術橋梁,已經成為現代控制技術重要組成部分。由於它具有線性好、死區高、動態性能好、響應快、精高等顯著優點,因而得到了廣泛應用。
  11. 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、氣流、振動等) ,其理論光程差(位相)解析可以達到nm數量級。然而,由於干涉計量測試高、精高,對外界振動非常感,使它應用范圍受到限制。
  12. In this thesis, wide - fov ( field - of - view ) optical systems with optical gain based on fov and optical gain of laser detection and warning optical system are studied. it can solve the problem of wide fov matching with small photosensitive surface, enhance the power received, increase detecting sensitivity, reduce the power of laser and decrease the cost of laser accordingly

    本文正是針對上述問題,從激光輻射探測光學系統視場和光學增益出發,研究寬視場有增益光學系統,解決大視場和面匹配矛盾,增強接收到光功率,提高探測,降低對激光輻射源功率要求,從而降低相應激光器成本。
  13. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器閾值、輸出功率和斜效率表達式,並簡述了激光器工作原理、結構型式和倍頻方法;其次,以空間相關速率方程為基礎,提出了ld端面泵浦nd : yag激光器設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數選取依據,以此為依據,設計了自聚焦透鏡耦合功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率自然指數與泵浦光焦斑縱向位置成高斯變化規律,測量范圍和依賴于泵浦功率,隨著泵浦功率增加,測量范圍擴大,提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器測量范圍和分別是13 . 045mm和0 . 148mw / pm 。
  14. 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大致相同,感元件採用高對稱四梁結構,其中每個軸向上均採用帶折疊梁雙側叉指電容結構,採用體硅微機械工藝製作高深寬比叉指電容式感元件,具有高、寬量程、非線性誤差、外圍電路簡單等優點;對設計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;在確定感結構基礎上,研究了感元件採用體硅微機械加工工藝製作工藝流程和關鍵工藝技術;對感晶元內部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成正比電壓信號。
  15. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統光收發單元,採用多孔徑卡塞格倫式收發天線對消除減大氣湍流影響有較大作用,針對大氣通道特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信技術,同時還闡述了光接收機包括背景噪聲噪聲機制和接收、誤碼率等指標,最後給出了一個整個傳送鏈路功率預算。
  16. On the basis of increasing the flaw resolution of the x - ray radiographic system, the study is firstly concerned with the analysis made on the influence of such factors as redial sources energy, system noise, optics radiography and scattering on the radiographic system in theory, and the present dissertation looks at the methods for acquiring the radiographic system point sp read function, line spread function and module transfer function ( mtf ). on the basis of these studies, research the spread properties of the tiny flaw making use of mtf, acquiring the properties of system inspecting sensitivity and resolution, based on the system optimization designing

    本文以提高射線成像系統疵病解析為前提,首先在理論上對射線源能量、系統噪聲、光學成像、散射等各環節對成像系統影響進行分析,探討成像系統點擴展函數、線擴展函數及其調制傳遞函數( moduletransferfunction ,簡稱mtf )獲取方法,在此基礎上,利用mtf研究微疵病擴展特點,從而得到系統檢測和解析給出關系特性,為系統優化設計提供依據。
  17. Based on research and experiments, we effectively improved the s - band tt & c transponder for satellite in such dimensions : with sensitivity up to - 92dbm ; dynamic range wider than 55db ; capture bandwidth of the receiver wider than 500khz ; capture time reduced to 22ms

    通過論文工作,成功地改進了川于衛星s波段測控通信一體機,跟蹤和捕獲接收都能達到一92dbm ,動態范圍55db以上,接收機捕捉帶寬大於500khz ,捕捉時問減到22ms 。
  18. This paper designs an optical system based on above to measure the small angle of the laser beam. a non - polarized beam splitter ( npbs ) is used to split the incident beam into two branches, and a rhombic prism agglutinated by two right - angle prisms is placed to realize total internal reflection twice in each branch. it not only improves the measurement sensitivity and linearity, but also increases antinoise ability by the differential optics

    本文正是基於這一原理設計了測量光束微偏轉角光路系統,用消偏振分光棱鏡將入射光分為兩路,並在兩路分別用兩個直角棱鏡組成斜方棱鏡來實現兩次全內反射,不但提高了測量和線性,還利用差分光路特點提高了抗干擾能力。
  19. The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle

    組建了包括反傅立葉變換系統、光纖傳感器以及高ccd大角側向光散射信號探測系統,設計了基於虛擬儀器labview平臺信號採集和數據處理軟體,對系統穩定性和顆粒尺寸從32納米- 123納米微乳液顆粒球進行了測試研究,發現以下現象: ( 1 )在與光軸成7和35夾角位置,歸一化散射光能量與粒徑大關系實驗結果跟理論分析規律完全一致。
  20. Abstract : in accordance with the problem that some parameters can be identified easily and other parameters are difficult to be identified in the load modeling of three order induction motor, this paper elucidates the relations between the parameter sensitivity and the parameter identifiability through sensitivity analysis. the problem that deals with the effects on parameter sensitivity of the intensity of excitation is also studied. finally, the parameter identification strategy that is meaningful and valuable in modeling is advanced

    文摘:三階感應電動機負荷模型中部分參數易辨識,且辨識結果穩定,而另一部分參數難辨識,辨識結果存在較大離散性.通過對參數進行分析,指出了參數與參數易辨識性之間關系,以及擾動強與參數從而參數易辨識性關系.最後給出了對實際三階感應電動機參數辨識分步方法:利用較擾動強數據來辨識具有較大參數;利用具有足夠強擾動數據來辯識靈敏度小的參數
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