測光數據儀 的英文怎麼說
中文拼音 [cèguāngshǔjùyí]
測光數據儀
英文
photometric data system- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 光 : 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) ...
- 數 : 數副詞(屢次) frequently; repeatedly
- 據 : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
- 儀 : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
- 數據 : data; record; information
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The remote sensing quantitative retrieval model for the appraisable factors of desertification monitoring are founded. in naiman country, inner mongolia, the experimental area, the hyperspectral imaging spectrometer data in plant growth seasons are collected by state - produced airborne hyperspectral imaging spectrometer omis - i, and the etm + image is also obtained. meanwhile, ground investigation and measurement are made, which include the measurement on reflection feature of different kinds of geo - targets and the ground investigation data necessary for spectral rebuilding and retrieval models of the appraisable factors of desertification monitoring
本研究以內蒙古奈曼旗作為研究試驗區,採用我國自行研製的機載高光譜成像光譜儀omis - ,在植被生長季節取得高光譜解析度成像光譜儀數據和etm ~ +圖像,並進行了同步的地面調查及量測,包括不同類型地物反射特性量測和光譜重建以及荒漠化監測評價因子定量反演模型所必需的地面樣方調查數據。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 company main product includes : the vacuum electron gun, opticsmembrane level thickness measuring instrument, the electron gunscanning control meter, the high efficiency crystal thyratron pressureregulator, the precise optics with the power source, the electricitycontrol the cabinet, the data acquisition module and so on
公司主要產品有:真空電子槍、光學膜層厚度測量儀、電子槍掃描控制儀、大功率晶閘管調壓器、精密光學用電源、電氣控制櫃、數據採集模塊等。Using data obtained by the omega spectrometer on board european space agency ' s mars express, the team found the existence of ice clouds which sometimes become so dense that they throw quite dark shadows on the dusty surface of the planet
根據歐洲航天局「火星快車」探測器上裝備的omega光譜儀獲取的數據,該科學家小組發現,由於火星上空的乾冰雲有時很密集,所以會在覆蓋著很多塵埃的火星表面投下陰影。This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration
本文研究了一種利用光電二極體傳遞標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶激光等離子體光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜反射率測量工作。Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking supervision, life - saving and teaching apparatus and instruments ; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity ; apparatus for recording, transmission or reproduction of sound or images ; magnetic data carriers, recording discs ; automatic vending machines and mechanisms for coin operated apparatus ; cash registers ; calculating machines, data processing equipment and computers ; fire - extinguishing apparatus
科學航海測地攝影電影光學衡具量具信號檢驗監督救護營救和教學用具及儀器,處理開關傳送積累調節或控制電的儀器和器具,錄制通訊重放聲音和形象的器具,磁性數據載體,錄音盤,自動售貨器和投幣啟動裝置的機械結構,現金收入記錄機,計算機和數據處理裝置,滅火器械。Class9 : scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking ( supervision ), life - saving and teaching apparatus and instruments ; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity ; apparatus for recording, transmission or reproduction of sound or images ; magnetic data carriers, recording discs ; automatic vending machines and mechanisms for coin operated apparatus ; cash registers ; calculating machines, data processing equipment and computers ; fire - extinguishing apparatus
類別9 :科學、航海、測地、攝影、電影、光學、衡具、量具、信號、檢驗(監督) 、救護(營救)和教學用具及儀器,處理、開關、傳送、積累、調節或控制電的儀器和器具,錄制、通訊、重放聲音和形象的器具,磁性數據載體,錄音盤,自動售貨器和投幣激活裝置的機械結構,現金收入記錄機,計算器和數據處理裝置,滅火器械。A quick spectroscopic diagnostic system for the flame temperature is set up in this paper. it consists of an optic imaging system, a scanning system, a dispersive system, a photoelectricity conversion cell, operational amplifiers, a computer - based data collection system and a data processing. the temperature profile varying with the time can be quickly measured by this system
目前光學診斷由於其相應快、精度高,屬于非接觸式測量手段,在研究中得到越來越多的應用,這里要介紹的就是本文中建立的一套光學診斷系統,它由高壓燃燒室、旋鏡掃描儀、旋鏡控制器、小型光柵攝譜儀、光電轉換裝置,微弱信號放大器以及數據採集系統組成。Laser - scanned measuring for the diameter system involved optics, laser, electronics, computer and mechanics etc, in the system, a visible laser is taken as its light source, the geometric parameter of the measured object is transformed into the electrical sighals by a scanning optical system and an opto - electronic transformation system, the measured result is given and displayed by the computer real time data processing
激光掃描測徑儀系統是一種基於光學技術、現代激光、電子學、計算機、精密機械等多學科技術於一體在線檢測系統。它是用可見激光作為光源,把被測對象的幾何尺寸經過掃描光學系統和光電變換系統轉變成電信號,再由計算機進行實時數據處理,給出測量結果,並數字顯示。In the paper we expound the total structure design of the diameter measurement, the working rinciple and overall structure ofthe diameter measurement are introduced, the choose of optics principle, the special optical system which consist f lens, the design of fine mechanics system, and the choose of light to current inversion as well as computer control and data processing system
本論文完成了測徑儀的總體方案設計,並對系統的工作原理和總體結構進行了論述。由f透鏡構成的特殊光學系統的確定,精密機械繫統結構的設計,光電變換及微機控制與數據處理系統的確定,最後對激光在線掃描檢測系統的精度進行了綜合分析。The paper achieves capture image and show in lcd, at the same time, the system can communicate between operation system and laser range finder, rotary platform
在video4linux標準的框架內實現了監視圖像的採集及lcd顯示。實現了系統與激光測距儀及轉臺的交互,為測距演算法實現提供了所需的數據。Then the author experimented them. from the simulate and experiment i can see, the static precision of three - axes of testing table can reach the request, the controlling maneuver which the
對常用測試方法和工作原理進行分析,確定用光學自準直儀測試轉臺回轉精度和軸系垂直度的測試方法,並進行實際測試,完成數據的處理和精度分析。The design consideration and development of the measurement system is described, including the selection of laser displacement meter, realization of rotational andlinear motion, and techniques for data acquisition and computer control
本文詳細介紹該系統的設計思想及實現方法,包括激光測距儀的選擇、轉動與直線運動的實現、數據採集與計算機自動控制技術等。2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data
生產人作者選擇氖燈為光源、設計聚焦系統,以石英分支光纖作為傳輸光信號介質,高精度光電倍增管檢測, 16位多道數據採集卡為a d轉換,採用visualbasic編寫windows平臺操作軟體,菜單提示,窗口人機對話,研製成功單通道光纖化學過程傳感儀器系統。So, a new criterion about the area calculation of the house appears. according to that, the area of the house equal to the sum of the practical area and the area of the wall section. the latter can be calculated on the criterion easily
測量儀的測量房屋套內面積的設想是通過步進電機驅動激光測距傳感器旋轉每一步距角,對距離數據進行每步採集保存,轉滿一周后對相鄰距離值構成的三角形面積進行計算求和而得到面積。A programmable dynamic target system is presented in this paper. on basis of analyzing the deficiency of traditional rotary target system, the significance and practicability of programmable dynamic target is proposed. through obtaining the corresponding relationship between target and theodolite, simulation model that aims at founding the laws of the moving target produce influence on theodolite was set up
根據靶標與光電經緯儀之間相對運動關系的數學模型建立了模擬模型,並應用模擬模型進行了大量的模擬試驗,對比了靶標做勻速運動和做正弦擺動對被檢測的光電經緯儀的跟蹤曲線產生的影響,證實了靶標在編程式控制制下按正弦規律進行擺動可以更好的檢測光電經緯儀的跟蹤性能。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、激光測距儀、雷達探測器以及全向照相機集合到一起,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。Anti - infrared extinction coefficient is a key parameter to assess the obscuring performance of smoke - screen, a method to calculate the viriation of radiant energy and obtain the extinction coefficient based on the temperature tested by a thermal imager has been proved, the practical situation and notice in test also has been illustrated
摘要紅外消光系數是衡量煙幕對紅外遮蔽能力的關鍵參數,文中提出利用熱像儀測得的溫度數據,通過計算得到紅外輻射能量變化及消光系數的方法,介紹應用情況及測試中應注意的問題。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。By many experiments and analysis, we could prove that our aspheric surface measuring instrument in miniature reaches the request of designment. it could meet the measuring requirement of laboratory and optical shop for grinding surface, its practical testing precision is 1 - 2um. meanwhile it is suitable for final testing of optical element with reasonable accuracy
通過多次實驗以及數據處理、分析,證明自行設計、裝調的非球面輪廓儀以及測量軟體達到了設計的精度要求,可滿足實驗室,光學加工車間對小型非球面光學元件精磨階段面形的檢測要求,其實用精度為1 - 2um 。分享友人