被測變量 的英文怎麼說

中文拼音 [bèibiànliáng]
被測變量 英文
measured variables
  • : Ⅰ名詞1 (被子) quilt 2 (姓氏) a surname Ⅱ動詞[書面語]1 (復蓋) cover; spread 2 (遭受) suffe...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. 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、波段組合進行了評價,提出了適用於荒漠化監的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及異規律,進一步明確了掌握地物光譜特徵和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、地物目標觀方向之間的角度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「紅邊」范圍內的波段是進行荒漠化監的主要特徵波段,這些波段與植生物和蓋度都有密切的關系,是開展精細植分類研究和植反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植生物和蓋度定反演的有力工具;建立了荒漠化監主要評價因子的定反演模型,並分析了模型的適用性。
  2. In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement

    在單向激光掃描檢技術的基礎之上,提出了一種雙向激光掃描檢系統,其採用激光掃描檢技術與特殊光學系統相結合,用準直半導體激光掃描光束對工件徑向某一截面的兩個相互垂直方向同時掃描,經掃描接收光學系統、高速光電換、電子學系統和微機數據處理系統,對將攜帶有垂直方向信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動,解決了同時非接觸回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動等特點。
  3. The phase - shifting interference is a osculant and high precision technology base on the wavelength. because of the different size of object being measured leading to different size of interference wave which brings on asymmetry of the interference wave ineluctably we adopt the zoom lens to improve the measurement precision. considering the interferometer ’ s sensitivity to the vibration the interferometer is often used in the lab which restricts it being used widely

    移相干涉術是以光波波長為單位的非接觸式高精度技術,為了使大小各異的元件產生的干涉條紋尺寸大小一致而引入了焦鏡頭,從而不可避免地導致干涉條紋亮暗不均勻和照度改的問題,最終影響精度。
  4. With the limitation of our learning level and objective case, the variables x1, x2, . ., xm being taken into account are only a part of all relevant variables. the other variables being ticked out may well be more important. so it is not plenty to think about the factor ' s influence on forecasting, the sample ' s information also play its role on forecasting

    一般情況下,對因y有影響的因子往往為數極多,而由於我們的認識水平和客觀條件的限制,在問題中考慮進來的自x1 , x2 , . . . , xm只是全部有關的一部分,其它未考慮進來的完全有可能是更重要的,可見,僅僅著眼于因子對預的影響顯然不夠,樣品信息也對預起著重要作用,而且每個樣品對預所起的作用還互不相同。
  5. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將信號(電壓或電流)換為小電壓信號,經過信號調理電路對信號進行程式控制放大和濾波后,通過tms320lf2407實現信號的數據採集、信息處理和計算,將結果通過液晶模塊顯示,還可經過rs232介面與計算機進行數據傳輸,做進一步的分析和應用。
  6. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關,因此研究比熱與溫度的依賴關系能夠提供系統許多極其有用的微觀信息,對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的和研究對熱力學第三定律、固體子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相如結構相,磁性相,超導相等及臨界點附近的標度規律。
  7. For parameter a, there is a close relationship exist between a ( 9, sr ) in two different radar incident angle that can be expressed as : with considering the effects of soil texture, we get the final expression of the inversion model : where mv ( t1 ), mv ( t2 ) is volumetric soil moisture content in two different temp, c, d is soil type related parameters, and v ( t1 ), s ( t2 ) is coresponding bare soil radar backscattering coefficients. inversion results show that for the c band hh polarized radarsat scansar data with a range of incidence angle from 20 to 40, the soil moisture change value can be derived with an acceptable accuracy using the above model. the temporal and spatial soil moisture change patterns are associated with rainfall and vegetation cover, as well as the soil hydraulic characteristics

    利用最新發展的電磁波散射模型研究了不同植覆蓋地表雷達波對地表土壤水分的敏感性,建立了半經驗植雷達後向散射模型; 2 ) .研究發現在農作物等矮小植覆蓋地表,植層直接後向散射與植類型相關,且在植生長期,雷達後向散射系數對植含水的敏感性要高於對植高度化的敏感性; 3 ) .解決了單參數雷達地表土壤水分反演問題中,雷達入射角和地表粗糙度的影響這一難點問題; 4 ) .利用土壤介電模型校正了不同土壤類型對反演地表土壤體積含水的影響; 5 ) .在以上成果基礎上,建立了完整的單參數雷達地表土壤水分化探反演演算法,經地表驗證,模型反演地表土壤水分化值的精度為rmse = 0
  8. A portable wind cable can be measured in a variety of circumstances, not by the winds of change cable circumstances measuring wind cable tension ; both of arbitrary moment of absolute tension cable wind, the wind can monitor cable tension variation ; construction equipment to the wild environment ; lightweight structures, the demolition convenient, simple measurement ; the intelligent measurement mode, can provide a wide range of choices rope specifications directly measured wind cable tension that the absolute need for conversion, and misoperation automatic alarm functions, measurement more convenient, direct, accurate and high degree of automation

    一種便攜式纜風力器可在各種施工環境下,在不改纜風受力的情況下纜風張力;既能任意時刻纜風張力的絕對值,又可監纜風的張力化;裝置適應野外施工環境;結構輕巧、安拆方便、簡捷;在智能化模式下,能夠提供多種鋼絲繩規格的選擇,直接顯示纜風張力的絕對值,無需換算,並有誤操作自動報警功能,更加方便、直接、準確,自動化程度高。
  9. 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-增德爾干涉儀臂的拉伸或壓縮,從而引起臂中的光波相位化,相位即代表加速度值。
  10. Bridge can be detected by the transformation of structure mode parameters with the modern technology of signal test. the vibration frequency is obtained easily in the measure, but it is n ' t sensitive to the transformation of mass and rigidity. so it is difficult to identify by test system when the damage of structure reach to the limit damage degree

    在實際的工程中最容易獲取的結構模態參數就是振動頻率,但是振動頻率對質、剛度的化具有弱靈敏性,這使得即使結構的破損程度達到了極限破損程度,振動頻率的化也很難試系統識別。
  11. This formula used inverse regression and data fusion technical and maximum likelihood theory, then this method enabled random sample value obtained in ultrasonic and rebound method of different detection population to mix together effectively, and reach estimation of concrete strength

    該公式利用逆回歸理論、數據融合技術和最大似然原理,將回彈值和聲速值分別看作解釋,將來自超聲法和回彈法不同綱的檢數據進行有效融合,得出混凝土強度的推定值,該推定結果具有無偏性和方差最小性質。
  12. Formats 03, marseille, france, september 6 - 7, 2003, lncs 2791, pp. 34 - 45. 11 kalus havelund, arne skou, kim g larsen, kristian lund. formal modelling and analysis of an audio video protocol : an industrial case study using uppaal

    如果從某一個位置l出發,一個時間x在重置之前,不會任何轉換用形如x c或者xc的條件試,那麼符號狀態l , d中的所有形如x - y
  13. This paper presents the means of obtaining the parameter of signal converter and formulas for achieving the value of every parameter through math illation. the design means for band - pass filter involved in this subject is discussed and particularly, the steps and formulas for designing butterworth band - pass filter are expounded and the transfer - function of band - pass filter used in this subject are also given

    通過神經網路的曲面擬合,很好地解決了本課題中所涉及的多個相互耦合的參數的解耦問題和標度換問題,同常規s型非線性響應函數bp神經網路數據擬合相比,減小了計算,節省了檢系統在檢過程中的計算時間,擬合結果表明。
  14. 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系統。它是用可見激光作為光源,把對象的幾何尺寸經過掃描光學系統和光電換系統轉成電信號,再由計算機進行實時數據處理,給出結果,並數字顯示。
  15. This thesis emphasizes to discuss how to be more accuracy, more sensitiveness, more on time and more economies acquisition signal that need to be collected

    本文著重討論了在工藝上和理論上如何更準確、更靈敏、更快速、更及時和更經濟地獲取所需採集的信號,以及的可和可控性。
  16. When the light wavelength permeating the f - p filter equals to the bragg reflection wavelength, there is an interrupt request signal, dsp deals with the useful information after dsp answers interruption, and then obtain the corresponding changes of the measured parameters

    當透過f - p濾波器的光波長與bragg反射波長重合時,就產生中斷請求信號, dsp響應中斷后就對有用的信息進行處理,進而得到相應化。
  17. In this paper, the algorithms of applying the conditions in electric power system short - term load forecasting are introduced. it also gives the algorithms of unit root test and cointegration test, which are necessary to the test of the conditions

    針對預精度的提高,本文還分析了組合預應用於電力系統短期負荷預的條件,指出:組合預模型中的每個單項預應與具有協整關系。
  18. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into computer. the corresponding changes of the measurands can be obtained by filtering, analysising and processing the experimental data by using the computer information process system

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長化進行解調,通過a d轉換電路將調諧控制信號和波長化的信號送入計算機並口,經過計算機信息處理系統的濾波,分析,處理,可得到相應化。
  19. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into a high speed sampling card

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長化進行解調,通過a d轉換電路的調諧控制信號和波長化的信號送入高速采樣卡,經過計算機信息處理系統的濾波,分析,處理,可得到相應化。
  20. This feature provides a possibility for researchers in engineering sectors to apply cointegration method to condition monitoring and fault diagnosis of engineering systems. to verify this possibility, an example based on a vehicle engine and fccu simulation system was discussed in details

    進一步,作者模擬了發動機輸出軸扭矩傳感器故障以及fccu系統的若干故障,在故障狀態下,發現發動機及fccu系統的各檢之間的協整關系已破壞。
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