儀器導向 的英文怎麼說
中文拼音 [yíqìdǎoxiàng]
儀器導向
英文
instrument direction-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。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。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
儀器基於激光共焦顯微鏡的理論，採用振鏡和遠心線性成像物鏡實現x向掃描；精密導軌和步進電機實現y向掃描的檢測儀，經驗證，掃描儀具有快速、操作簡單、檢測晶元能力良好等特徵，有望彌補市場的空缺。The enterprise wenglor sensoric elektronische geraete gmbh is well - known and engaged not only in tettnang, but also in the specialized industries of its sphere of activity, with plastic light guidance cable, light screems, color sensors and at the same time with one - way light barrier, printers ' imprint scanner and knitting and drafting machines, mesh - making machines a competent partner
Wenglor sensoric elektronische geraete gmbh是一家現代化的、可靠的專門產品供應商，這家供應商從事條形碼讀取儀器，印刷商標讀取器，單向光柵，色彩感應器，光澤敏感元件、光澤傳感器，塑料光導電纜，光柵，光傳導線纜，光勢壘、光電裝置對、光電柵欄，事故維護光柵，來復式卡釬、圓規，鏡面反射箱，傳感技術，編織、針織機，網路生產機械的製造、銷售。According to the present status of studying the solar flare using gps, a new algorithm of processing gps data studying the solar flare is brought forward : after the instrumental bias has been determined, with the data of dual - frequency gps code and phase and navigation message, the vtec at the satellite ' s epp can be worked out
根據現在研究太陽耀斑的實際情況，提出了利用gps研究太陽耀斑的數據處理方法：利用雙頻觀測值確定出儀器偏差后，再利用碼和相位觀測值，結合導航電文就可以求出電離層交叉點的沿天頂方向上的電子總量vtec值。First this thesis discusses the development of the virtual instrument, and the method of developing the real time software ; then designs a interrupted virtual driver, deduces and programs the realtime arithmetic of wanderazimuth strapdown inertial navigation, develops strapdown inertial navigation realtime software based virtual instrument with object - oriented programming language. the software is able to display multi navigation parameter and is able to be added the extensible function
論文討論了虛擬儀器技術的發展與現狀，研究了windows98平臺下實時性軟體的設計方法，設計了基於硬體的中斷虛擬驅動程序，推導和編程實現了游移方位坐標系捷聯式慣性導航系統計算機實時導航演算法，利用面向對象的可視化開發語言開發出基於虛擬儀器的捷聯式慣性導航實時軟體。該軟體能夠顯示多個慣性導航參數，具有故障報警顯示功能，根據需要可以增加新的顯示功能。The content of the thesis include many scientific fields, such as nautical mathematics, apparatus, ship navigate, communication, artificial intelligence, computer graphic, graphic management and so on. the function of route planning and advanced navigation in the system is based on electronic nautical chart. it bring forward the grid model in route planning, during the course of route planning, it provide ways to settle all kinds of instance ; it figures out the best head bearing of the ship with the real time transfer data from navigation apparatus to the system, accomplish the advanced navigation function in ecdis
該系統是在電子海圖基礎平臺上來完成航線設計和最優航法功能的，提出了在電子海圖中利用網格模型來進行航線設計的方法，在求取最優航線的過程中，全面綜合地考慮了各種可能出現的情況，並逐一解決；最優航行方法中採用實時獲取船舶導航儀器傳入到系統中的數據，並根據這些數據進行計算，給出船舶當前最佳船艏向，實現基於電子海圖顯示與信息系統的最優航法。On our role we have a total of thirty - five employees. our company has departments, management and production. our company s goal is to manufacture technologically products of high quality and reliability
為配合客戶及市場，品質成本交期需求導向，先期階段投入高精密度的生產設備與量測儀器同步導入生產之每個工程。Especially, the plastic - made bio - microscope series are highly appreciated by children, such popular toys instruments bring them possibilities of accessing micro world in affordable prices. it helps children to learn and foster a good hobby. these kinds of products possess high market potential
它將傳統的高檔光學儀器大眾化，使其成為一種適合少年兒童觀察微觀世界的科普器材和智能玩具，培養少年兒童探索生物奧秘的興趣，並引導他們走向科學的未來。Especially, the plastic - made bio - microscope series are highly appreciated by children, such popular toysinstruments bring them possibilities of accessing micro world in affordable prices. it helps children to learn and foster a good hobby. these kinds of products possess high market potential
它將傳統的高檔光學儀器大眾化，使其成為一種適合少年兒童觀察微觀世界的科普器材和智能玩具，培養少年兒童探索生物奧秘的興趣，並引導他們走向科學的未來。Because the device ' s condition is very complex in the field, so the quantities of information is very large, besides because the instrument operators have to inform it by turns, it results the communication time very long and work efficiency is very low
由於野外設備情況復雜，因此信息量非常龐大，另外由於儀器操作員只能依次將排列情況向外通知，因此導致通訊時間長，工作效率低。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：研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法；設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統，對聯邦濾波器和集中濾波器的性能做了模擬對比分析；研究了適用於聯邦濾波器的系統級故障理論和方法；探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息，通過神經網路實現硬故障交互檢測的方法。There are many factors that may affect the aircraft s flown track - the wind speed and direction relative to the aircraft s intended flight path, the performance characteristics of the aircraft, tolerances in navigational aids and different piloting skills and techniques etc. in practice, the flown tracks may deviate either side of the nominal centre line shown in the map in
飛行中的飛機不能如火車般緊貼路軌行走。飛機在飛行中會受多方因素影響：這包括相對于飛行航道的風速及風向、飛機的操作性能、導航儀器的偏差、機師駕駛技巧等。基於以上原因，實際的飛行航道可能有別于The detection and reconstruction of wavefront by lateral shear interferometer ( lsi ) and hartmann wavefront sensor ( hws ) have been deduced analogically and simulated numerically
對橫向剪切干涉儀和哈特曼波前傳感器的波前探測和復原進行了類比推導和模擬計算。In this paper, after studying the technology of virtual instrument and the characteristics of ld, we developed the ld test system using the design idea of virtual instrument 。 the system is mainly used for test the threshold current, differential efficiency, v - i characteristic and p - i characteristic of ld module
本課題在對虛擬儀器技術和半導體激光器各項性能參數深入研究的基礎上，採用虛擬儀器的設計思想，研究開發了基於虛擬儀器技術的半導體激光器特性參數檢測系統。該系統主要面向組裝后的激光二極體組件，對其進行電流閾值（ ith ） 、光電特性（ p - i ） 、電抗特性（ v - i ）等主要特性的測試。And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05
整個系統採用閉環控制結構，使系統的抗干擾能力大大增強;為半導體製冷器量身定做的驅動電路，可以方便的調節通過tec電流的大小和方向，使tec加熱製冷靈活迅速的特點得到充分發揮;使用比例積分（ pi ）的控制方法使得溫度控制快速穩定;同時，本文還實現了溫控儀與上位機通過串列口和usb口兩種方式的通訊，實現了上位機對溫控儀的遠程控制;最後，對所研製的半導體溫度控制儀進行了性能測試，測試結果表明，半導體溫度控制儀溫控精度達到0 . 2 ，溫度穩定度小於0 . 05 ，滿足了系統設計的要求。Then the message - based flow control of main monitoring program in program - controlled instrument is brought forward. with the modeling and analyzing tools of the petri net and boolean matrix, the main monitoring program design method of a multi - dsp system is presented with the example of digital i / o wp module. chapter 6 illustrates the basic structure and design approaches to wp virtual instrument ' s software according to the vxi plug & play ( vpp ) specifications
第五章提出了向共享總線的多sharc系統執行「直接宿主機導入」 dsp監控程序的新方法，隨后又提出了基於消息的程式控制儀器主監控程序控制的概念，並以vvp數字i o模塊為例，描述了利用petri網和布爾矩陣為主要建模和分析的浙江大學博士學位論文工具，實現了多dsp程式控制儀器主監控程序設計的新方法。Finally, based on the observability analysis and error analysis, two autonomous navigation schemes for encounter phase are respectively proposed in detail. monte carlo simulations are done for the two schemes. by analyzing and comparing the simulation results, we can get the conclusion that, under the accuracy conditions provided by the instruments in existence, the position estimation accuracy for probe encountering object celestial body is 0. 42km and 0. 04km, which demonstrate the feasibility of the two navigation schemes
最後，在可觀性分析和誤差分析的基礎上，分別給出基於圖像測量的自主導航方法和基於視線方向及夾角測量的自主導航方法，並對這兩種方法進行蒙特卡羅數值模擬，通過對模擬結果的分析和比較，在現有儀器的測量精度下，探測器在與目標天體交會時刻的位置估計精度分別是0 . 42km和0 . 04km ，由此表明兩種自主導航方案都是可行的。Intelligent nuclear instrument has been a dominant developing direction of radioactivity measurement instrument, and has far - reaching impact on the fields such as applied nuclear techniques, international nuclear safety, weapon inspection, national defence engineering and scientific test
智能核儀器已成為放射性測量儀器發展的一個主導方向，對應用核技術、國際核安全與武器核查、國防工程與科學試驗等領域將產生極其深遠的影響。The instrument directs the secondary ions to a mass spectrometer that identifies their compositions
儀器會將次級離子導向質譜儀，以?定其組成。分享友人