激光測向器 的英文怎麼說

中文拼音 [guāngxiàng]
激光測向器 英文
laser goniometer
  • : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
  1. The characters of this device were high sensitivity, wide - angle warning resign, accurate azimuth angle of the coming laser and low wrong - warning rate

    預警的特點是靈敏度高、視場寬、精度高,且虛警率極低。
  2. In recent years, the longitudinal pulsed - discharge gas lasers with diffusive cooling have received renewed interests. a compact low power pulsed laser with high repetition rate has potential importance in laser exploration, fine mechanical processing, photochemistry and so on

    近年來,縱放電的脈沖氣體重新受到了人們的重視,一種小型的低功率的高重復頻率脈沖、精細加工和化學等許多應用領域,有重要的應用前景。
  3. Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed

    在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用正反射法和自然解理的不同( 110 )面之間的關系,方便、快速、準確的進行定切割晶體的方法;採用生長的czt單晶體自然解理的( 110 )面,經過表面處理,試制了探元件,對24lam有較強的響應。
  4. It was based on the principle of laser confocal microscope. and the two - dimensional scanning configuration was adopted by the optical scanner and the telecentric linear imaging objective lens of large numerical aperture to realize x - direction ' s scanning, and the conventional mechanical method using linear driver and linear guide track to y - direction ' s. the experiment results indicate that the device can run smoothly and rapidly, be operated easily and detect fluorescence effectively

    基於共焦顯微鏡的理論,採用振鏡和遠心線性成像物鏡實現x掃描;精密導軌和步進電機實現y掃描的檢儀,經驗證,掃描儀具有快速、操作簡單、檢晶元能力良好等特徵,有望彌補市場的空缺。
  5. The laser unit, because of its monochromaticity and small divergency, is used as sensor ’ s light source. devices and chips provided with high - speed responsing and processing capabilities are employed. as a result, the achieved uncertainty of time measuring is 125 ps, demonstrating an accuracy improvement in magnitude of an order

    在設計製作中採用了單色性和方性好的作為源,選取了高速響應和有高速處理能力的一系列件、晶元,因此時間量的精度達到了125ps ,比以往的試方法提高了1個數量級以上,速度量精度達到掃描速度的0 . 1 % 。
  6. 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的發展狀況、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的閾值、輸出功率和斜效率的表達式,並簡述了的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag的設計方法,給出了一定泵浦耦合方式下,振蕩模尺寸、最佳輸出耦合率、泵浦模尺寸、泵浦焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag和透鏡組耦合高功率ld泵浦nd : yag,對的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag腔內插入一隻空液晶盒,觀察到了以單縱模運轉;最後,根據泵浦焦斑端面位置對輸出功率的影響規律,提出了ld端面泵浦nd : yag位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當晶體內泵浦平均斑半徑遠小於振西安理工大學碩士學位論文蕩束腰半徑時,輸出功率的自然指數與泵浦焦斑的縱位置成高斯變化規律,量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,位移傳感量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  7. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在束波前畸變檢和控制上進行了新的探索,主要就空間相位調制環路徑剪切干涉儀以及它對波前畸變的檢和液晶空間調制及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對束焦斑聚焦性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對焦斑旁瓣的貢獻。
  8. In order to better detect the image edge information, firstly, non ? linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filter, and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    系統中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢這類含噪圖像的邊緣信息,首先應用特徵方非線性中值濾波技術,濾去高斯噪聲;其次,選擇( 3 , 1 )雙正交樣條小波作為原始小波濾波,採用提升方案構造最優雙正交小波濾波,應用構造的雙正交小波進行多尺度小波邊緣檢;同時,通過定義浮動閾值,並應用於圖像邊緣檢,較準確地定位了邊緣位置。
  9. In order to better detect the image edge information, firstly, non - linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filters and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    系統中,微弱的回波圖像淹沒在強背景噪聲中,為更好地檢這類含噪圖像的邊緣信息,首先應用特徵方非線性中值濾波技術,濾去高斯噪聲;其次,選擇( 3 , 1 )雙正交樣條小波作為原始小波濾波,採用提升方案構造最優雙正交小波濾波,應用構造的雙正交小波進行多尺度小波邊緣檢;同時,通過定義浮動閾值,並應用於圖像邊緣檢,較準確地定位了邊緣位置。
  10. Abstract : a tube reactor mixed by an axial continuous flow and four side jets as the dispersed flow is studied. the concentration distribution of the dispers ed flow was measured by means of the laser light scattering. the different flow patterns revealed the special construction of concentration distributions in relation with the velocity ratio of side flow and axial flow

    文摘:研究了圓管反應中四束側對撞射流與軸流形成的混合流動.應用粒子散射成像量了側分散相在混合流中的濃度場分佈,得到了不同的濃度分布圖形隨側流與軸流速比關系,揭示了內在有規律的獨特的濃度分佈結構
  11. Lms ( laser measurement system ) is calibrated by the vision system in this research, with an objection to fuse the data received by the lms and those from the ccd cameras, which is the base for the later slam work

    距雷達的精度較高,方性好,在移動機人研究中得到了廣泛應用。本課題提出了一種基於雙目攝像機立體視覺系統對傳感進行標定的演算法。
  12. The technique core of the 3 - d outline tracking scan lies in the adoption of several photoelectric sensors, laser measuring sensors and super voice wave measuring sensors to carry on probing, the single chip makes the photoelectric signal examined as the control basis, and controls the step motor to drive measurement machines and probing sensors to make outline tracking and scans movement along high and breadth direction of the vehicle, and record its outline track, and the data measured is delivered to the computer, finally, acquires the size of the vehicle checked through the place of computer data processing

    三維輪廓跟蹤掃描技術的核心在於採用多套電傳感距傳感、超聲波距傳感進行探,單片機把檢到的電信號作為控制依據,控制步進電機驅動量機及探傳感在車長、車高和車寬方上作輪廓跟蹤掃描進給運動,記錄其輪廓軌跡,並把得的數據傳送到上位機,經上位機數據處理獲得被檢車輛的特徵尺寸。
  13. The trick is how best to combine satellite - positioning technology, laser range - finders, radar sensors and omni - directional cameras to gather enough data ? but not too much ? so the vehicle ' s software can figure out what is going on before hitting something or swerving onto the wrong side of the road

    訣竅在於如何最大程度地將衛星定位技術、距儀、雷達探以及全照相機集合到一起,獲取足夠但總不會過多的數據,以便可以在車輛撞上某物或者駛到道路的錯誤一側之前讓軟體計算出所處狀況。
  14. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有:研究了速率偏頻捷聯慣導的陀螺量信號的解調演算法;設計了在速率偏頻捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航儀及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波和集中濾波的性能做了模擬對比分析;研究了適用於聯邦濾波的系統級故障理論和方法;探討了利用速率偏頻捷聯慣導撓性捷聯慣導陀螺的混合量信息,通過神經網路實現硬故障交互檢的方法。
  15. In the aero - optical flow field tomography measurements, all projection data of different direction must be simultaneous. and the laser nozzle flow field up - stream and down - stream strehl ratio simultaneous measurements have the synchronicity requirement. the working environment of high power laser is rigorous and complicated

    在考慮了由於氣動學流場層析量中的多個投影方數據的同時量、噴管流場上游和下游同時量的同步要求,以及高能平臺的復雜環境多方面因素的基礎上,考慮了硬體匹配的一些問題,設計了一套高速的線陣s - h傳感
  16. Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too

    本文首先應用經典的電磁理論對拉曼纖放大的工作機制進行了分析,然後,根據小信號理論推導出的開關增益求出了纖拉曼增益系數的表達式,採用泵浦-探波的方法,利用超輻射二極體( superluminescentdiode簡稱sld )作為探源,量了所用標準單模纖頻移為0 . 5 - 20thz的拉曼增益系數,之後根據所得的纖的拉曼增益系數譜對應用該類纖構成的放大c波段wdm信號的拉曼纖放大的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算,在給定了兩個泵浦源的波長和最大功率后,找出了反泵浦情況下使c波段wdm源增益最平坦的兩個泵浦的各自最佳功率,同時也分析了導致信號飽和的原因。
  17. This instrument hopes to control the step - motor regularly, and collects the datum of the distance between the laser sensor and the wall simultaneously, then calculates area according to the theory of triangle, finally sums up all the area and makes the output

    本系統前通道信號由傳感提供,後通道信號發給步進電機、傳感,由於是旋轉式量,必須控制發射信號的通斷和步進電機的步距角,否則出的值是無法計算的。
  18. Methods and results : proteomics approaches involve three critical techniques : two dimensional electrophoresis, biological mass spectrometry and bioinformatics. in 2 - de, we applied traditional ief in the first dimension and tris - tricine system in the second dimension and acquired protein profiles of serum and skin samples. in the identification of 10 proteins of serum and 16 proteins of skin, we acquired peptide mass of fingerprint ( pmf ) maps for all targets by means of matrix - assisted laser desorption - ionization time of flight mass spectrometry ( maldi - tof - ms ) and partial aminio acid sequences for 9 proteins by means of electrospray ionization ms / ms ( lisi - ms / ms )

    研究方法:採用雙電泳技術獲取泥鰍創傷前後血清和皮膚的小分子蛋白圖譜,利用基質輔助解析飛行時間檢質譜分析( matrix - assistedlaserdesorption - ionizationtimeofflightmassspectrometry , maldi - tof - ms )和電噴霧離子化串連質譜分析( electrosprayionizationms / ms , esi - ms hs )分別獲得差異蛋白點的肽指紋圖譜( peptidemassoffingerprint , pmf )和部分序列信息,通過網際網路上的expasy服務中和ncbi的相關軟體將這些信息和swissprot數據庫進行匹配鑒定蛋白質種類。
  19. Laser doppler velocimeter ( ldv ) is a precise instrument based on the theory of laser doppler effect with no - touch measurement capability, quick responsibility, high precision, wide measurement range, multiple dimension measurement and direction judgement ability. ldv is applied extensively in the field of science research & education and industrial measurement. in this thesis, we researched on the high - precise signal processing in ldv

    多普勒速儀( ldv )是根據多普勒效應研製而成的一種精密速儀,具有非接觸量、動態響應快、分析精度高、量范圍寬、可多維速度和判別速度方等優點,被廣泛應用於科研教育領域和工業量領域。
  20. The control of the spatial mid frequency wavefront distortion was achieved based on our cri wavefront sensing and lctv wavefront correcting system. the results of our research show that crs interferometer can be used to diagnosing the mid and low frequency wavefront distortion of a laser beam and lcslm can be used to availably controlled it

    通過以上研究,說明我們建立的環路徑剪切干涉儀可以用於icf驅動的中低段波前畸變的檢,並且液晶空間調制可用於它的前級中存在的中頻段波前畸變的校正。
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